diff --git linux-libre-4.19.263-gnu1/Documentation/arm64/silicon-errata.txt linux-libre-4.19.264-gnu1/Documentation/arm64/silicon-errata.txt
index 667ea906266e..5329e3e00e04 100644
--- linux-libre-4.19.263-gnu1/Documentation/arm64/silicon-errata.txt
+++ linux-libre-4.19.264-gnu1/Documentation/arm64/silicon-errata.txt
@@ -55,7 +55,9 @@ stable kernels.
 | ARM            | Cortex-A57      | #832075         | ARM64_ERRATUM_832075        |
 | ARM            | Cortex-A57      | #852523         | N/A                         |
 | ARM            | Cortex-A57      | #834220         | ARM64_ERRATUM_834220        |
+| ARM            | Cortex-A57      | #1742098        | ARM64_ERRATUM_1742098       |
 | ARM            | Cortex-A72      | #853709         | N/A                         |
+| ARM            | Cortex-A72      | #1655431        | ARM64_ERRATUM_1742098       |
 | ARM            | Cortex-A73      | #858921         | ARM64_ERRATUM_858921        |
 | ARM            | Cortex-A55      | #1024718        | ARM64_ERRATUM_1024718       |
 | ARM            | Cortex-A76      | #1463225        | ARM64_ERRATUM_1463225       |
diff --git linux-libre-4.19.263-gnu1/Makefile linux-libre-4.19.264-gnu1/Makefile
index f9e921e7a1ce..e8d28ebe7dd1 100644
--- linux-libre-4.19.263-gnu1/Makefile
+++ linux-libre-4.19.264-gnu1/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 4
 PATCHLEVEL = 19
-SUBLEVEL = 263
+SUBLEVEL = 264
 EXTRAVERSION = -gnu1
 NAME = "People's Front"
 
@@ -744,7 +744,9 @@ KBUILD_CFLAGS   += $(call cc-option, -gsplit-dwarf, -g)
 else
 KBUILD_CFLAGS	+= -g
 endif
-ifneq ($(LLVM_IAS),1)
+ifeq ($(LLVM_IAS),1)
+KBUILD_AFLAGS	+= -g
+else
 KBUILD_AFLAGS	+= -Wa,-gdwarf-2
 endif
 endif
diff --git linux-libre-4.19.263-gnu1/arch/arc/include/asm/io.h linux-libre-4.19.264-gnu1/arch/arc/include/asm/io.h
index 2f39d9b3886e..19d0cab60a39 100644
--- linux-libre-4.19.263-gnu1/arch/arc/include/asm/io.h
+++ linux-libre-4.19.264-gnu1/arch/arc/include/asm/io.h
@@ -35,7 +35,7 @@ static inline void ioport_unmap(void __iomem *addr)
 {
 }
 
-extern void iounmap(const void __iomem *addr);
+extern void iounmap(const volatile void __iomem *addr);
 
 #define ioremap_nocache(phy, sz)	ioremap(phy, sz)
 #define ioremap_wc(phy, sz)		ioremap(phy, sz)
diff --git linux-libre-4.19.263-gnu1/arch/arc/mm/ioremap.c linux-libre-4.19.264-gnu1/arch/arc/mm/ioremap.c
index 9881bd740ccc..0719b1280ef8 100644
--- linux-libre-4.19.263-gnu1/arch/arc/mm/ioremap.c
+++ linux-libre-4.19.264-gnu1/arch/arc/mm/ioremap.c
@@ -95,7 +95,7 @@ void __iomem *ioremap_prot(phys_addr_t paddr, unsigned long size,
 EXPORT_SYMBOL(ioremap_prot);
 
 
-void iounmap(const void __iomem *addr)
+void iounmap(const volatile void __iomem *addr)
 {
 	/* weird double cast to handle phys_addr_t > 32 bits */
 	if (arc_uncached_addr_space((phys_addr_t)(u32)addr))
diff --git linux-libre-4.19.263-gnu1/arch/arm64/Kconfig linux-libre-4.19.264-gnu1/arch/arm64/Kconfig
index a101f5d2fbed..e16f0d45b47a 100644
--- linux-libre-4.19.263-gnu1/arch/arm64/Kconfig
+++ linux-libre-4.19.264-gnu1/arch/arm64/Kconfig
@@ -515,6 +515,22 @@ config ARM64_ERRATUM_1542419
 
 	  If unsure, say Y.
 
+config ARM64_ERRATUM_1742098
+	bool "Cortex-A57/A72: 1742098: ELR recorded incorrectly on interrupt taken between cryptographic instructions in a sequence"
+	depends on COMPAT
+	default y
+	help
+	  This option removes the AES hwcap for aarch32 user-space to
+	  workaround erratum 1742098 on Cortex-A57 and Cortex-A72.
+
+	  Affected parts may corrupt the AES state if an interrupt is
+	  taken between a pair of AES instructions. These instructions
+	  are only present if the cryptography extensions are present.
+	  All software should have a fallback implementation for CPUs
+	  that don't implement the cryptography extensions.
+
+	  If unsure, say Y.
+
 config CAVIUM_ERRATUM_22375
 	bool "Cavium erratum 22375, 24313"
 	default y
diff --git linux-libre-4.19.263-gnu1/arch/arm64/include/asm/cpucaps.h linux-libre-4.19.264-gnu1/arch/arm64/include/asm/cpucaps.h
index 64ae14371cae..61fd28522d74 100644
--- linux-libre-4.19.263-gnu1/arch/arm64/include/asm/cpucaps.h
+++ linux-libre-4.19.264-gnu1/arch/arm64/include/asm/cpucaps.h
@@ -55,7 +55,8 @@
 #define ARM64_SSBS				34
 #define ARM64_WORKAROUND_1542419		35
 #define ARM64_SPECTRE_BHB			36
+#define ARM64_WORKAROUND_1742098		37
 
-#define ARM64_NCAPS				37
+#define ARM64_NCAPS				38
 
 #endif /* __ASM_CPUCAPS_H */
diff --git linux-libre-4.19.263-gnu1/arch/arm64/kernel/cpu_errata.c linux-libre-4.19.264-gnu1/arch/arm64/kernel/cpu_errata.c
index d0b7dd60861b..5435550d1c9b 100644
--- linux-libre-4.19.263-gnu1/arch/arm64/kernel/cpu_errata.c
+++ linux-libre-4.19.264-gnu1/arch/arm64/kernel/cpu_errata.c
@@ -683,6 +683,15 @@ static const struct midr_range arm64_harden_el2_vectors[] = {
 
 #endif
 
+#ifdef CONFIG_ARM64_ERRATUM_1742098
+static struct midr_range broken_aarch32_aes[] = {
+	MIDR_RANGE(MIDR_CORTEX_A57, 0, 1, 0xf, 0xf),
+	MIDR_ALL_VERSIONS(MIDR_CORTEX_A72),
+	{},
+};
+#endif
+
+
 const struct arm64_cpu_capabilities arm64_errata[] = {
 #if	defined(CONFIG_ARM64_ERRATUM_826319) || \
 	defined(CONFIG_ARM64_ERRATUM_827319) || \
@@ -883,6 +892,14 @@ const struct arm64_cpu_capabilities arm64_errata[] = {
 		.matches = has_neoverse_n1_erratum_1542419,
 		.cpu_enable = cpu_enable_trap_ctr_access,
 	},
+#endif
+#ifdef CONFIG_ARM64_ERRATUM_1742098
+	{
+		.desc = "ARM erratum 1742098",
+		.capability = ARM64_WORKAROUND_1742098,
+		CAP_MIDR_RANGE_LIST(broken_aarch32_aes),
+		.type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
+	},
 #endif
 	{
 	}
diff --git linux-libre-4.19.263-gnu1/arch/arm64/kernel/cpufeature.c linux-libre-4.19.264-gnu1/arch/arm64/kernel/cpufeature.c
index 03b0fdccaf05..d7e73a7963d1 100644
--- linux-libre-4.19.263-gnu1/arch/arm64/kernel/cpufeature.c
+++ linux-libre-4.19.264-gnu1/arch/arm64/kernel/cpufeature.c
@@ -31,6 +31,7 @@
 #include <asm/cpufeature.h>
 #include <asm/cpu_ops.h>
 #include <asm/fpsimd.h>
+#include <asm/hwcap.h>
 #include <asm/mmu_context.h>
 #include <asm/processor.h>
 #include <asm/sysreg.h>
@@ -1154,6 +1155,14 @@ static void cpu_enable_ssbs(const struct arm64_cpu_capabilities *__unused)
 }
 #endif /* CONFIG_ARM64_SSBD */
 
+static void elf_hwcap_fixup(void)
+{
+#ifdef CONFIG_ARM64_ERRATUM_1742098
+	if (cpus_have_const_cap(ARM64_WORKAROUND_1742098))
+		compat_elf_hwcap2 &= ~COMPAT_HWCAP2_AES;
+#endif /* ARM64_ERRATUM_1742098 */
+}
+
 static const struct arm64_cpu_capabilities arm64_features[] = {
 	{
 		.desc = "GIC system register CPU interface",
@@ -1802,8 +1811,10 @@ void __init setup_cpu_features(void)
 	mark_const_caps_ready();
 	setup_elf_hwcaps(arm64_elf_hwcaps);
 
-	if (system_supports_32bit_el0())
+	if (system_supports_32bit_el0()) {
 		setup_elf_hwcaps(compat_elf_hwcaps);
+		elf_hwcap_fixup();
+	}
 
 	if (system_uses_ttbr0_pan())
 		pr_info("emulated: Privileged Access Never (PAN) using TTBR0_EL1 switching\n");
diff --git linux-libre-4.19.263-gnu1/arch/s390/include/asm/futex.h linux-libre-4.19.264-gnu1/arch/s390/include/asm/futex.h
index 5e97a4353147..7837c791f7e8 100644
--- linux-libre-4.19.263-gnu1/arch/s390/include/asm/futex.h
+++ linux-libre-4.19.264-gnu1/arch/s390/include/asm/futex.h
@@ -16,7 +16,8 @@
 		"3: jl    1b\n"						\
 		"   lhi   %0,0\n"					\
 		"4: sacf  768\n"					\
-		EX_TABLE(0b,4b) EX_TABLE(2b,4b) EX_TABLE(3b,4b)		\
+		EX_TABLE(0b,4b) EX_TABLE(1b,4b)				\
+		EX_TABLE(2b,4b) EX_TABLE(3b,4b)				\
 		: "=d" (ret), "=&d" (oldval), "=&d" (newval),		\
 		  "=m" (*uaddr)						\
 		: "0" (-EFAULT), "d" (oparg), "a" (uaddr),		\
diff --git linux-libre-4.19.263-gnu1/arch/x86/kernel/cpu/microcode/amd.c linux-libre-4.19.264-gnu1/arch/x86/kernel/cpu/microcode/amd.c
index 194a19201161..86e53d4cbe73 100644
--- linux-libre-4.19.263-gnu1/arch/x86/kernel/cpu/microcode/amd.c
+++ linux-libre-4.19.264-gnu1/arch/x86/kernel/cpu/microcode/amd.c
@@ -222,7 +222,13 @@ apply_microcode_early_amd(u32 cpuid_1_eax, void *ucode, size_t size, bool save_p
 		return ret;
 
 	native_rdmsr(MSR_AMD64_PATCH_LEVEL, rev, dummy);
-	if (rev >= mc->hdr.patch_id)
+
+	/*
+	 * Allow application of the same revision to pick up SMT-specific
+	 * changes even if the revision of the other SMT thread is already
+	 * up-to-date.
+	 */
+	if (rev > mc->hdr.patch_id)
 		return ret;
 
 	if (!__apply_microcode_amd(mc)) {
@@ -304,8 +310,12 @@ void load_ucode_amd_ap(unsigned int cpuid_1_eax)
 
 	native_rdmsr(MSR_AMD64_PATCH_LEVEL, rev, dummy);
 
-	/* Check whether we have saved a new patch already: */
-	if (*new_rev && rev < mc->hdr.patch_id) {
+	/*
+	 * Check whether a new patch has been saved already. Also, allow application of
+	 * the same revision in order to pick up SMT-thread-specific configuration even
+	 * if the sibling SMT thread already has an up-to-date revision.
+	 */
+	if (*new_rev && rev <= mc->hdr.patch_id) {
 		if (!__apply_microcode_amd(mc)) {
 			*new_rev = mc->hdr.patch_id;
 			return;
diff --git linux-libre-4.19.263-gnu1/arch/x86/kernel/unwind_orc.c linux-libre-4.19.264-gnu1/arch/x86/kernel/unwind_orc.c
index 5c48d2c4cabe..0c0f0eda327d 100644
--- linux-libre-4.19.263-gnu1/arch/x86/kernel/unwind_orc.c
+++ linux-libre-4.19.264-gnu1/arch/x86/kernel/unwind_orc.c
@@ -668,7 +668,7 @@ void __unwind_start(struct unwind_state *state, struct task_struct *task,
 	/* Otherwise, skip ahead to the user-specified starting frame: */
 	while (!unwind_done(state) &&
 	       (!on_stack(&state->stack_info, first_frame, sizeof(long)) ||
-			state->sp < (unsigned long)first_frame))
+			state->sp <= (unsigned long)first_frame))
 		unwind_next_frame(state);
 
 	return;
diff --git linux-libre-4.19.263-gnu1/drivers/acpi/acpi_extlog.c linux-libre-4.19.264-gnu1/drivers/acpi/acpi_extlog.c
index 943b1dc2d0b3..e05309bc41cc 100644
--- linux-libre-4.19.263-gnu1/drivers/acpi/acpi_extlog.c
+++ linux-libre-4.19.264-gnu1/drivers/acpi/acpi_extlog.c
@@ -13,6 +13,7 @@
 #include <linux/ratelimit.h>
 #include <linux/edac.h>
 #include <linux/ras.h>
+#include <acpi/ghes.h>
 #include <asm/cpu.h>
 #include <asm/mce.h>
 
@@ -141,8 +142,8 @@ static int extlog_print(struct notifier_block *nb, unsigned long val,
 	int	cpu = mce->extcpu;
 	struct acpi_hest_generic_status *estatus, *tmp;
 	struct acpi_hest_generic_data *gdata;
-	const guid_t *fru_id = &guid_null;
-	char *fru_text = "";
+	const guid_t *fru_id;
+	char *fru_text;
 	guid_t *sec_type;
 	static u32 err_seq;
 
@@ -163,17 +164,23 @@ static int extlog_print(struct notifier_block *nb, unsigned long val,
 
 	/* log event via trace */
 	err_seq++;
-	gdata = (struct acpi_hest_generic_data *)(tmp + 1);
-	if (gdata->validation_bits & CPER_SEC_VALID_FRU_ID)
-		fru_id = (guid_t *)gdata->fru_id;
-	if (gdata->validation_bits & CPER_SEC_VALID_FRU_TEXT)
-		fru_text = gdata->fru_text;
-	sec_type = (guid_t *)gdata->section_type;
-	if (guid_equal(sec_type, &CPER_SEC_PLATFORM_MEM)) {
-		struct cper_sec_mem_err *mem = (void *)(gdata + 1);
-		if (gdata->error_data_length >= sizeof(*mem))
-			trace_extlog_mem_event(mem, err_seq, fru_id, fru_text,
-					       (u8)gdata->error_severity);
+	apei_estatus_for_each_section(tmp, gdata) {
+		if (gdata->validation_bits & CPER_SEC_VALID_FRU_ID)
+			fru_id = (guid_t *)gdata->fru_id;
+		else
+			fru_id = &guid_null;
+		if (gdata->validation_bits & CPER_SEC_VALID_FRU_TEXT)
+			fru_text = gdata->fru_text;
+		else
+			fru_text = "";
+		sec_type = (guid_t *)gdata->section_type;
+		if (guid_equal(sec_type, &CPER_SEC_PLATFORM_MEM)) {
+			struct cper_sec_mem_err *mem = (void *)(gdata + 1);
+
+			if (gdata->error_data_length >= sizeof(*mem))
+				trace_extlog_mem_event(mem, err_seq, fru_id, fru_text,
+						       (u8)gdata->error_severity);
+		}
 	}
 
 out:
diff --git linux-libre-4.19.263-gnu1/drivers/acpi/video_detect.c linux-libre-4.19.264-gnu1/drivers/acpi/video_detect.c
index 490ae990bd3c..0ec74ab2a399 100644
--- linux-libre-4.19.263-gnu1/drivers/acpi/video_detect.c
+++ linux-libre-4.19.264-gnu1/drivers/acpi/video_detect.c
@@ -447,6 +447,70 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
 		DMI_MATCH(DMI_BOARD_NAME, "PF5LUXG"),
 		},
 	},
+	/*
+	 * More Tongfang devices with the same issue as the Clevo NL5xRU and
+	 * NL5xNU/TUXEDO Aura 15 Gen1 and Gen2. See the description above.
+	 */
+	{
+	.callback = video_detect_force_native,
+	.ident = "TongFang GKxNRxx",
+	.matches = {
+		DMI_MATCH(DMI_BOARD_NAME, "GKxNRxx"),
+		},
+	},
+	{
+	.callback = video_detect_force_native,
+	.ident = "TongFang GKxNRxx",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
+		DMI_MATCH(DMI_BOARD_NAME, "POLARIS1501A1650TI"),
+		},
+	},
+	{
+	.callback = video_detect_force_native,
+	.ident = "TongFang GKxNRxx",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
+		DMI_MATCH(DMI_BOARD_NAME, "POLARIS1501A2060"),
+		},
+	},
+	{
+	.callback = video_detect_force_native,
+	.ident = "TongFang GKxNRxx",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
+		DMI_MATCH(DMI_BOARD_NAME, "POLARIS1701A1650TI"),
+		},
+	},
+	{
+	.callback = video_detect_force_native,
+	.ident = "TongFang GKxNRxx",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
+		DMI_MATCH(DMI_BOARD_NAME, "POLARIS1701A2060"),
+		},
+	},
+	{
+	.callback = video_detect_force_native,
+	.ident = "TongFang GMxNGxx",
+	.matches = {
+		DMI_MATCH(DMI_BOARD_NAME, "GMxNGxx"),
+		},
+	},
+	{
+	.callback = video_detect_force_native,
+	.ident = "TongFang GMxZGxx",
+	.matches = {
+		DMI_MATCH(DMI_BOARD_NAME, "GMxZGxx"),
+		},
+	},
+	{
+	.callback = video_detect_force_native,
+	.ident = "TongFang GMxRGxx",
+	.matches = {
+		DMI_MATCH(DMI_BOARD_NAME, "GMxRGxx"),
+		},
+	},
 	/*
 	 * Desktops which falsely report a backlight and which our heuristics
 	 * for this do not catch.
diff --git linux-libre-4.19.263-gnu1/drivers/ata/ahci.h linux-libre-4.19.264-gnu1/drivers/ata/ahci.h
index 9290e787abdc..d5b9f9689877 100644
--- linux-libre-4.19.263-gnu1/drivers/ata/ahci.h
+++ linux-libre-4.19.264-gnu1/drivers/ata/ahci.h
@@ -265,7 +265,7 @@ enum {
 	PCS_7				= 0x94, /* 7+ port PCS (Denverton) */
 
 	/* em constants */
-	EM_MAX_SLOTS			= 8,
+	EM_MAX_SLOTS			= SATA_PMP_MAX_PORTS,
 	EM_MAX_RETRY			= 5,
 
 	/* em_ctl bits */
diff --git linux-libre-4.19.263-gnu1/drivers/ata/ahci_imx.c linux-libre-4.19.264-gnu1/drivers/ata/ahci_imx.c
index b00799d208f5..46e61a1ab968 100644
--- linux-libre-4.19.263-gnu1/drivers/ata/ahci_imx.c
+++ linux-libre-4.19.264-gnu1/drivers/ata/ahci_imx.c
@@ -1250,4 +1250,4 @@ module_platform_driver(imx_ahci_driver);
 MODULE_DESCRIPTION("Freescale i.MX AHCI SATA platform driver");
 MODULE_AUTHOR("Richard Zhu <Hong-Xing.Zhu@freescale.com>");
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("ahci:imx");
+MODULE_ALIAS("platform:" DRV_NAME);
diff --git linux-libre-4.19.263-gnu1/drivers/base/power/domain.c linux-libre-4.19.264-gnu1/drivers/base/power/domain.c
index 52c292d0908a..e865aa4b2504 100644
--- linux-libre-4.19.263-gnu1/drivers/base/power/domain.c
+++ linux-libre-4.19.264-gnu1/drivers/base/power/domain.c
@@ -2459,6 +2459,10 @@ static int genpd_iterate_idle_states(struct device_node *dn,
 		np = it.node;
 		if (!of_match_node(idle_state_match, np))
 			continue;
+
+		if (!of_device_is_available(np))
+			continue;
+
 		if (states) {
 			ret = genpd_parse_state(&states[i], np);
 			if (ret) {
diff --git linux-libre-4.19.263-gnu1/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c linux-libre-4.19.264-gnu1/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c
index 5368e621999c..0bfa7e68408a 100644
--- linux-libre-4.19.263-gnu1/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c
+++ linux-libre-4.19.264-gnu1/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_connector.c
@@ -74,8 +74,9 @@ static int mdp4_lvds_connector_get_modes(struct drm_connector *connector)
 	return ret;
 }
 
-static int mdp4_lvds_connector_mode_valid(struct drm_connector *connector,
-				 struct drm_display_mode *mode)
+static enum drm_mode_status
+mdp4_lvds_connector_mode_valid(struct drm_connector *connector,
+			       struct drm_display_mode *mode)
 {
 	struct mdp4_lvds_connector *mdp4_lvds_connector =
 			to_mdp4_lvds_connector(connector);
diff --git linux-libre-4.19.263-gnu1/drivers/gpu/drm/msm/dsi/dsi.c linux-libre-4.19.264-gnu1/drivers/gpu/drm/msm/dsi/dsi.c
index 5cf6eac9c1d3..4c8b147bb339 100644
--- linux-libre-4.19.263-gnu1/drivers/gpu/drm/msm/dsi/dsi.c
+++ linux-libre-4.19.264-gnu1/drivers/gpu/drm/msm/dsi/dsi.c
@@ -200,6 +200,12 @@ int msm_dsi_modeset_init(struct msm_dsi *msm_dsi, struct drm_device *dev,
 		return -EINVAL;
 
 	priv = dev->dev_private;
+
+	if (priv->num_bridges == ARRAY_SIZE(priv->bridges)) {
+		DRM_DEV_ERROR(dev->dev, "too many bridges\n");
+		return -ENOSPC;
+	}
+
 	msm_dsi->dev = dev;
 
 	ret = msm_dsi_host_modeset_init(msm_dsi->host, dev);
diff --git linux-libre-4.19.263-gnu1/drivers/gpu/drm/msm/hdmi/hdmi.c linux-libre-4.19.264-gnu1/drivers/gpu/drm/msm/hdmi/hdmi.c
index 0b7cb90d2826..e03f08757b25 100644
--- linux-libre-4.19.263-gnu1/drivers/gpu/drm/msm/hdmi/hdmi.c
+++ linux-libre-4.19.264-gnu1/drivers/gpu/drm/msm/hdmi/hdmi.c
@@ -299,6 +299,11 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi,
 	struct platform_device *pdev = hdmi->pdev;
 	int ret;
 
+	if (priv->num_bridges == ARRAY_SIZE(priv->bridges)) {
+		DRM_DEV_ERROR(dev->dev, "too many bridges\n");
+		return -ENOSPC;
+	}
+
 	hdmi->dev = dev;
 	hdmi->encoder = encoder;
 
diff --git linux-libre-4.19.263-gnu1/drivers/hid/hid-magicmouse.c linux-libre-4.19.264-gnu1/drivers/hid/hid-magicmouse.c
index 8af62696f2ca..5604175c0661 100644
--- linux-libre-4.19.263-gnu1/drivers/hid/hid-magicmouse.c
+++ linux-libre-4.19.264-gnu1/drivers/hid/hid-magicmouse.c
@@ -343,7 +343,7 @@ static int magicmouse_raw_event(struct hid_device *hdev,
 		magicmouse_raw_event(hdev, report, data + 2, data[1]);
 		magicmouse_raw_event(hdev, report, data + 2 + data[1],
 			size - 2 - data[1]);
-		break;
+		return 0;
 	default:
 		return 0;
 	}
diff --git linux-libre-4.19.263-gnu1/drivers/hwmon/coretemp.c linux-libre-4.19.264-gnu1/drivers/hwmon/coretemp.c
index ce448a993892..0887d3975cbd 100644
--- linux-libre-4.19.263-gnu1/drivers/hwmon/coretemp.c
+++ linux-libre-4.19.264-gnu1/drivers/hwmon/coretemp.c
@@ -59,9 +59,6 @@ MODULE_PARM_DESC(tjmax, "TjMax value in degrees Celsius");
 #define TOTAL_ATTRS		(MAX_CORE_ATTRS + 1)
 #define MAX_CORE_DATA		(NUM_REAL_CORES + BASE_SYSFS_ATTR_NO)
 
-#define TO_CORE_ID(cpu)		(cpu_data(cpu).cpu_core_id)
-#define TO_ATTR_NO(cpu)		(TO_CORE_ID(cpu) + BASE_SYSFS_ATTR_NO)
-
 #ifdef CONFIG_SMP
 #define for_each_sibling(i, cpu) \
 	for_each_cpu(i, topology_sibling_cpumask(cpu))
@@ -104,6 +101,8 @@ struct temp_data {
 struct platform_data {
 	struct device		*hwmon_dev;
 	u16			pkg_id;
+	u16			cpu_map[NUM_REAL_CORES];
+	struct ida		ida;
 	struct cpumask		cpumask;
 	struct temp_data	*core_data[MAX_CORE_DATA];
 	struct device_attribute name_attr;
@@ -454,7 +453,7 @@ static struct temp_data *init_temp_data(unsigned int cpu, int pkg_flag)
 							MSR_IA32_THERM_STATUS;
 	tdata->is_pkg_data = pkg_flag;
 	tdata->cpu = cpu;
-	tdata->cpu_core_id = TO_CORE_ID(cpu);
+	tdata->cpu_core_id = topology_core_id(cpu);
 	tdata->attr_size = MAX_CORE_ATTRS;
 	mutex_init(&tdata->update_lock);
 	return tdata;
@@ -467,7 +466,7 @@ static int create_core_data(struct platform_device *pdev, unsigned int cpu,
 	struct platform_data *pdata = platform_get_drvdata(pdev);
 	struct cpuinfo_x86 *c = &cpu_data(cpu);
 	u32 eax, edx;
-	int err, attr_no;
+	int err, index, attr_no;
 
 	/*
 	 * Find attr number for sysfs:
@@ -475,14 +474,26 @@ static int create_core_data(struct platform_device *pdev, unsigned int cpu,
 	 * The attr number is always core id + 2
 	 * The Pkgtemp will always show up as temp1_*, if available
 	 */
-	attr_no = pkg_flag ? PKG_SYSFS_ATTR_NO : TO_ATTR_NO(cpu);
+	if (pkg_flag) {
+		attr_no = PKG_SYSFS_ATTR_NO;
+	} else {
+		index = ida_alloc(&pdata->ida, GFP_KERNEL);
+		if (index < 0)
+			return index;
+		pdata->cpu_map[index] = topology_core_id(cpu);
+		attr_no = index + BASE_SYSFS_ATTR_NO;
+	}
 
-	if (attr_no > MAX_CORE_DATA - 1)
-		return -ERANGE;
+	if (attr_no > MAX_CORE_DATA - 1) {
+		err = -ERANGE;
+		goto ida_free;
+	}
 
 	tdata = init_temp_data(cpu, pkg_flag);
-	if (!tdata)
-		return -ENOMEM;
+	if (!tdata) {
+		err = -ENOMEM;
+		goto ida_free;
+	}
 
 	/* Test if we can access the status register */
 	err = rdmsr_safe_on_cpu(cpu, tdata->status_reg, &eax, &edx);
@@ -518,6 +529,9 @@ static int create_core_data(struct platform_device *pdev, unsigned int cpu,
 exit_free:
 	pdata->core_data[attr_no] = NULL;
 	kfree(tdata);
+ida_free:
+	if (!pkg_flag)
+		ida_free(&pdata->ida, index);
 	return err;
 }
 
@@ -537,6 +551,9 @@ static void coretemp_remove_core(struct platform_data *pdata, int indx)
 
 	kfree(pdata->core_data[indx]);
 	pdata->core_data[indx] = NULL;
+
+	if (indx >= BASE_SYSFS_ATTR_NO)
+		ida_free(&pdata->ida, indx - BASE_SYSFS_ATTR_NO);
 }
 
 static int coretemp_probe(struct platform_device *pdev)
@@ -550,6 +567,7 @@ static int coretemp_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	pdata->pkg_id = pdev->id;
+	ida_init(&pdata->ida);
 	platform_set_drvdata(pdev, pdata);
 
 	pdata->hwmon_dev = devm_hwmon_device_register_with_groups(dev, DRVNAME,
@@ -566,6 +584,7 @@ static int coretemp_remove(struct platform_device *pdev)
 		if (pdata->core_data[i])
 			coretemp_remove_core(pdata, i);
 
+	ida_destroy(&pdata->ida);
 	return 0;
 }
 
@@ -660,7 +679,7 @@ static int coretemp_cpu_offline(unsigned int cpu)
 	struct platform_device *pdev = coretemp_get_pdev(cpu);
 	struct platform_data *pd;
 	struct temp_data *tdata;
-	int indx, target;
+	int i, indx = -1, target;
 
 	/*
 	 * Don't execute this on suspend as the device remove locks
@@ -673,12 +692,19 @@ static int coretemp_cpu_offline(unsigned int cpu)
 	if (!pdev)
 		return 0;
 
-	/* The core id is too big, just return */
-	indx = TO_ATTR_NO(cpu);
-	if (indx > MAX_CORE_DATA - 1)
+	pd = platform_get_drvdata(pdev);
+
+	for (i = 0; i < NUM_REAL_CORES; i++) {
+		if (pd->cpu_map[i] == topology_core_id(cpu)) {
+			indx = i + BASE_SYSFS_ATTR_NO;
+			break;
+		}
+	}
+
+	/* Too many cores and this core is not populated, just return */
+	if (indx < 0)
 		return 0;
 
-	pd = platform_get_drvdata(pdev);
 	tdata = pd->core_data[indx];
 
 	cpumask_clear_cpu(cpu, &pd->cpumask);
diff --git linux-libre-4.19.263-gnu1/drivers/iio/light/tsl2583.c linux-libre-4.19.264-gnu1/drivers/iio/light/tsl2583.c
index 23295fec5be5..23e5911d97a3 100644
--- linux-libre-4.19.263-gnu1/drivers/iio/light/tsl2583.c
+++ linux-libre-4.19.264-gnu1/drivers/iio/light/tsl2583.c
@@ -866,7 +866,7 @@ static int tsl2583_probe(struct i2c_client *clientp,
 					 TSL2583_POWER_OFF_DELAY_MS);
 	pm_runtime_use_autosuspend(&clientp->dev);
 
-	ret = devm_iio_device_register(indio_dev->dev.parent, indio_dev);
+	ret = iio_device_register(indio_dev);
 	if (ret) {
 		dev_err(&clientp->dev, "%s: iio registration failed\n",
 			__func__);
diff --git linux-libre-4.19.263-gnu1/drivers/iommu/intel-iommu.c linux-libre-4.19.264-gnu1/drivers/iommu/intel-iommu.c
index dcb865d19309..1b25f5c0dfad 100644
--- linux-libre-4.19.263-gnu1/drivers/iommu/intel-iommu.c
+++ linux-libre-4.19.264-gnu1/drivers/iommu/intel-iommu.c
@@ -2800,6 +2800,7 @@ static int __init si_domain_init(int hw)
 
 	if (md_domain_init(si_domain, DEFAULT_DOMAIN_ADDRESS_WIDTH)) {
 		domain_exit(si_domain);
+		si_domain = NULL;
 		return -EFAULT;
 	}
 
@@ -3502,6 +3503,10 @@ free_iommu:
 		disable_dmar_iommu(iommu);
 		free_dmar_iommu(iommu);
 	}
+	if (si_domain) {
+		domain_exit(si_domain);
+		si_domain = NULL;
+	}
 
 	kfree(g_iommus);
 
diff --git linux-libre-4.19.263-gnu1/drivers/media/platform/qcom/venus/vdec.c linux-libre-4.19.264-gnu1/drivers/media/platform/qcom/venus/vdec.c
index e3972dbf4c9a..177a1bf2b8e0 100644
--- linux-libre-4.19.263-gnu1/drivers/media/platform/qcom/venus/vdec.c
+++ linux-libre-4.19.264-gnu1/drivers/media/platform/qcom/venus/vdec.c
@@ -155,6 +155,8 @@ vdec_try_fmt_common(struct venus_inst *inst, struct v4l2_format *f)
 		else
 			return NULL;
 		fmt = find_format(inst, pixmp->pixelformat, f->type);
+		if (!fmt)
+			return NULL;
 	}
 
 	pixmp->width = clamp(pixmp->width, frame_width_min(inst),
diff --git linux-libre-4.19.263-gnu1/drivers/media/platform/vivid/vivid-core.c linux-libre-4.19.264-gnu1/drivers/media/platform/vivid/vivid-core.c
index b603ca412387..e8cd189ec9ef 100644
--- linux-libre-4.19.263-gnu1/drivers/media/platform/vivid/vivid-core.c
+++ linux-libre-4.19.264-gnu1/drivers/media/platform/vivid/vivid-core.c
@@ -297,6 +297,28 @@ static int vidioc_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *a
 	return vivid_vid_out_g_fbuf(file, fh, a);
 }
 
+/*
+ * Only support the framebuffer of one of the vivid instances.
+ * Anything else is rejected.
+ */
+bool vivid_validate_fb(const struct v4l2_framebuffer *a)
+{
+	struct vivid_dev *dev;
+	int i;
+
+	for (i = 0; i < n_devs; i++) {
+		dev = vivid_devs[i];
+		if (!dev || !dev->video_pbase)
+			continue;
+		if ((unsigned long)a->base == dev->video_pbase &&
+		    a->fmt.width <= dev->display_width &&
+		    a->fmt.height <= dev->display_height &&
+		    a->fmt.bytesperline <= dev->display_byte_stride)
+			return true;
+	}
+	return false;
+}
+
 static int vidioc_s_fbuf(struct file *file, void *fh, const struct v4l2_framebuffer *a)
 {
 	struct video_device *vdev = video_devdata(file);
diff --git linux-libre-4.19.263-gnu1/drivers/media/platform/vivid/vivid-core.h linux-libre-4.19.264-gnu1/drivers/media/platform/vivid/vivid-core.h
index cd4c8230563c..6ea4448dfb7c 100644
--- linux-libre-4.19.263-gnu1/drivers/media/platform/vivid/vivid-core.h
+++ linux-libre-4.19.264-gnu1/drivers/media/platform/vivid/vivid-core.h
@@ -551,4 +551,6 @@ static inline bool vivid_is_hdmi_out(const struct vivid_dev *dev)
 	return dev->output_type[dev->output] == HDMI;
 }
 
+bool vivid_validate_fb(const struct v4l2_framebuffer *a);
+
 #endif
diff --git linux-libre-4.19.263-gnu1/drivers/media/platform/vivid/vivid-vid-cap.c linux-libre-4.19.264-gnu1/drivers/media/platform/vivid/vivid-vid-cap.c
index c58ae489f39c..48f2c9c96fc9 100644
--- linux-libre-4.19.263-gnu1/drivers/media/platform/vivid/vivid-vid-cap.c
+++ linux-libre-4.19.264-gnu1/drivers/media/platform/vivid/vivid-vid-cap.c
@@ -441,6 +441,12 @@ void vivid_update_format_cap(struct vivid_dev *dev, bool keep_controls)
 	tpg_reset_source(&dev->tpg, dev->src_rect.width, dev->src_rect.height, dev->field_cap);
 	dev->crop_cap = dev->src_rect;
 	dev->crop_bounds_cap = dev->src_rect;
+	if (dev->bitmap_cap &&
+	    (dev->compose_cap.width != dev->crop_cap.width ||
+	     dev->compose_cap.height != dev->crop_cap.height)) {
+		vfree(dev->bitmap_cap);
+		dev->bitmap_cap = NULL;
+	}
 	dev->compose_cap = dev->crop_cap;
 	if (V4L2_FIELD_HAS_T_OR_B(dev->field_cap))
 		dev->compose_cap.height /= 2;
@@ -871,6 +877,8 @@ int vivid_vid_cap_s_selection(struct file *file, void *fh, struct v4l2_selection
 	struct vivid_dev *dev = video_drvdata(file);
 	struct v4l2_rect *crop = &dev->crop_cap;
 	struct v4l2_rect *compose = &dev->compose_cap;
+	unsigned orig_compose_w = compose->width;
+	unsigned orig_compose_h = compose->height;
 	unsigned factor = V4L2_FIELD_HAS_T_OR_B(dev->field_cap) ? 2 : 1;
 	int ret;
 
@@ -987,17 +995,17 @@ int vivid_vid_cap_s_selection(struct file *file, void *fh, struct v4l2_selection
 			s->r.height /= factor;
 		}
 		v4l2_rect_map_inside(&s->r, &dev->fmt_cap_rect);
-		if (dev->bitmap_cap && (compose->width != s->r.width ||
-					compose->height != s->r.height)) {
-			vfree(dev->bitmap_cap);
-			dev->bitmap_cap = NULL;
-		}
 		*compose = s->r;
 		break;
 	default:
 		return -EINVAL;
 	}
 
+	if (dev->bitmap_cap && (compose->width != orig_compose_w ||
+				compose->height != orig_compose_h)) {
+		vfree(dev->bitmap_cap);
+		dev->bitmap_cap = NULL;
+	}
 	tpg_s_crop_compose(&dev->tpg, crop, compose);
 	return 0;
 }
@@ -1240,7 +1248,14 @@ int vivid_vid_cap_s_fbuf(struct file *file, void *fh,
 		return -EINVAL;
 	if (a->fmt.bytesperline < (a->fmt.width * fmt->bit_depth[0]) / 8)
 		return -EINVAL;
-	if (a->fmt.height * a->fmt.bytesperline < a->fmt.sizeimage)
+	if (a->fmt.bytesperline > a->fmt.sizeimage / a->fmt.height)
+		return -EINVAL;
+
+	/*
+	 * Only support the framebuffer of one of the vivid instances.
+	 * Anything else is rejected.
+	 */
+	if (!vivid_validate_fb(a))
 		return -EINVAL;
 
 	dev->fb_vbase_cap = phys_to_virt((unsigned long)a->base);
diff --git linux-libre-4.19.263-gnu1/drivers/media/v4l2-core/v4l2-dv-timings.c linux-libre-4.19.264-gnu1/drivers/media/v4l2-core/v4l2-dv-timings.c
index af38c989ff33..2c32124c1823 100644
--- linux-libre-4.19.263-gnu1/drivers/media/v4l2-core/v4l2-dv-timings.c
+++ linux-libre-4.19.264-gnu1/drivers/media/v4l2-core/v4l2-dv-timings.c
@@ -161,6 +161,20 @@ bool v4l2_valid_dv_timings(const struct v4l2_dv_timings *t,
 	    (bt->interlaced && !(caps & V4L2_DV_BT_CAP_INTERLACED)) ||
 	    (!bt->interlaced && !(caps & V4L2_DV_BT_CAP_PROGRESSIVE)))
 		return false;
+
+	/* sanity checks for the blanking timings */
+	if (!bt->interlaced &&
+	    (bt->il_vbackporch || bt->il_vsync || bt->il_vfrontporch))
+		return false;
+	if (bt->hfrontporch > 2 * bt->width ||
+	    bt->hsync > 1024 || bt->hbackporch > 1024)
+		return false;
+	if (bt->vfrontporch > 4096 ||
+	    bt->vsync > 128 || bt->vbackporch > 4096)
+		return false;
+	if (bt->interlaced && (bt->il_vfrontporch > 4096 ||
+	    bt->il_vsync > 128 || bt->il_vbackporch > 4096))
+		return false;
 	return fnc == NULL || fnc(t, fnc_handle);
 }
 EXPORT_SYMBOL_GPL(v4l2_valid_dv_timings);
diff --git linux-libre-4.19.263-gnu1/drivers/media/v4l2-core/v4l2-mem2mem.c linux-libre-4.19.264-gnu1/drivers/media/v4l2-core/v4l2-mem2mem.c
index fc237b820c4f..75c51007768e 100644
--- linux-libre-4.19.263-gnu1/drivers/media/v4l2-core/v4l2-mem2mem.c
+++ linux-libre-4.19.264-gnu1/drivers/media/v4l2-core/v4l2-mem2mem.c
@@ -445,19 +445,14 @@ int v4l2_m2m_reqbufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
 }
 EXPORT_SYMBOL_GPL(v4l2_m2m_reqbufs);
 
-int v4l2_m2m_querybuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
-		      struct v4l2_buffer *buf)
+static void v4l2_m2m_adjust_mem_offset(struct vb2_queue *vq,
+				       struct v4l2_buffer *buf)
 {
-	struct vb2_queue *vq;
-	int ret = 0;
-	unsigned int i;
-
-	vq = v4l2_m2m_get_vq(m2m_ctx, buf->type);
-	ret = vb2_querybuf(vq, buf);
-
 	/* Adjust MMAP memory offsets for the CAPTURE queue */
 	if (buf->memory == V4L2_MEMORY_MMAP && !V4L2_TYPE_IS_OUTPUT(vq->type)) {
 		if (V4L2_TYPE_IS_MULTIPLANAR(vq->type)) {
+			unsigned int i;
+
 			for (i = 0; i < buf->length; ++i)
 				buf->m.planes[i].m.mem_offset
 					+= DST_QUEUE_OFF_BASE;
@@ -465,8 +460,23 @@ int v4l2_m2m_querybuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
 			buf->m.offset += DST_QUEUE_OFF_BASE;
 		}
 	}
+}
 
-	return ret;
+int v4l2_m2m_querybuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
+		      struct v4l2_buffer *buf)
+{
+	struct vb2_queue *vq;
+	int ret;
+
+	vq = v4l2_m2m_get_vq(m2m_ctx, buf->type);
+	ret = vb2_querybuf(vq, buf);
+	if (ret)
+		return ret;
+
+	/* Adjust MMAP memory offsets for the CAPTURE queue */
+	v4l2_m2m_adjust_mem_offset(vq, buf);
+
+	return 0;
 }
 EXPORT_SYMBOL_GPL(v4l2_m2m_querybuf);
 
@@ -478,10 +488,15 @@ int v4l2_m2m_qbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
 
 	vq = v4l2_m2m_get_vq(m2m_ctx, buf->type);
 	ret = vb2_qbuf(vq, buf);
-	if (!ret)
-		v4l2_m2m_try_schedule(m2m_ctx);
+	if (ret)
+		return ret;
 
-	return ret;
+	/* Adjust MMAP memory offsets for the CAPTURE queue */
+	v4l2_m2m_adjust_mem_offset(vq, buf);
+
+	v4l2_m2m_try_schedule(m2m_ctx);
+
+	return 0;
 }
 EXPORT_SYMBOL_GPL(v4l2_m2m_qbuf);
 
@@ -489,9 +504,17 @@ int v4l2_m2m_dqbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
 		   struct v4l2_buffer *buf)
 {
 	struct vb2_queue *vq;
+	int ret;
 
 	vq = v4l2_m2m_get_vq(m2m_ctx, buf->type);
-	return vb2_dqbuf(vq, buf, file->f_flags & O_NONBLOCK);
+	ret = vb2_dqbuf(vq, buf, file->f_flags & O_NONBLOCK);
+	if (ret)
+		return ret;
+
+	/* Adjust MMAP memory offsets for the CAPTURE queue */
+	v4l2_m2m_adjust_mem_offset(vq, buf);
+
+	return 0;
 }
 EXPORT_SYMBOL_GPL(v4l2_m2m_dqbuf);
 
@@ -503,10 +526,15 @@ int v4l2_m2m_prepare_buf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
 
 	vq = v4l2_m2m_get_vq(m2m_ctx, buf->type);
 	ret = vb2_prepare_buf(vq, buf);
-	if (!ret)
-		v4l2_m2m_try_schedule(m2m_ctx);
+	if (ret)
+		return ret;
 
-	return ret;
+	/* Adjust MMAP memory offsets for the CAPTURE queue */
+	v4l2_m2m_adjust_mem_offset(vq, buf);
+
+	v4l2_m2m_try_schedule(m2m_ctx);
+
+	return 0;
 }
 EXPORT_SYMBOL_GPL(v4l2_m2m_prepare_buf);
 
diff --git linux-libre-4.19.263-gnu1/drivers/mmc/core/sdio_bus.c linux-libre-4.19.264-gnu1/drivers/mmc/core/sdio_bus.c
index b6d8203e46eb..8aebdc4ff623 100644
--- linux-libre-4.19.263-gnu1/drivers/mmc/core/sdio_bus.c
+++ linux-libre-4.19.264-gnu1/drivers/mmc/core/sdio_bus.c
@@ -264,7 +264,8 @@ static void sdio_release_func(struct device *dev)
 {
 	struct sdio_func *func = dev_to_sdio_func(dev);
 
-	sdio_free_func_cis(func);
+	if (!(func->card->quirks & MMC_QUIRK_NONSTD_SDIO))
+		sdio_free_func_cis(func);
 
 	kfree(func->info);
 	kfree(func->tmpbuf);
diff --git linux-libre-4.19.263-gnu1/drivers/net/can/mscan/mpc5xxx_can.c linux-libre-4.19.264-gnu1/drivers/net/can/mscan/mpc5xxx_can.c
index 2949a381a94d..21993ba7ae2a 100644
--- linux-libre-4.19.263-gnu1/drivers/net/can/mscan/mpc5xxx_can.c
+++ linux-libre-4.19.264-gnu1/drivers/net/can/mscan/mpc5xxx_can.c
@@ -336,14 +336,14 @@ static int mpc5xxx_can_probe(struct platform_device *ofdev)
 					       &mscan_clksrc);
 	if (!priv->can.clock.freq) {
 		dev_err(&ofdev->dev, "couldn't get MSCAN clock properties\n");
-		goto exit_free_mscan;
+		goto exit_put_clock;
 	}
 
 	err = register_mscandev(dev, mscan_clksrc);
 	if (err) {
 		dev_err(&ofdev->dev, "registering %s failed (err=%d)\n",
 			DRV_NAME, err);
-		goto exit_free_mscan;
+		goto exit_put_clock;
 	}
 
 	dev_info(&ofdev->dev, "MSCAN at 0x%p, irq %d, clock %d Hz\n",
@@ -351,7 +351,9 @@ static int mpc5xxx_can_probe(struct platform_device *ofdev)
 
 	return 0;
 
-exit_free_mscan:
+exit_put_clock:
+	if (data->put_clock)
+		data->put_clock(ofdev);
 	free_candev(dev);
 exit_dispose_irq:
 	irq_dispose_mapping(irq);
diff --git linux-libre-4.19.263-gnu1/drivers/net/can/rcar/rcar_canfd.c linux-libre-4.19.264-gnu1/drivers/net/can/rcar/rcar_canfd.c
index a1634834b640..cb1388267fe0 100644
--- linux-libre-4.19.263-gnu1/drivers/net/can/rcar/rcar_canfd.c
+++ linux-libre-4.19.264-gnu1/drivers/net/can/rcar/rcar_canfd.c
@@ -1079,7 +1079,7 @@ static irqreturn_t rcar_canfd_global_interrupt(int irq, void *dev_id)
 	struct rcar_canfd_global *gpriv = dev_id;
 	struct net_device *ndev;
 	struct rcar_canfd_channel *priv;
-	u32 sts, gerfl;
+	u32 sts, cc, gerfl;
 	u32 ch, ridx;
 
 	/* Global error interrupts still indicate a condition specific
@@ -1097,7 +1097,9 @@ static irqreturn_t rcar_canfd_global_interrupt(int irq, void *dev_id)
 
 		/* Handle Rx interrupts */
 		sts = rcar_canfd_read(priv->base, RCANFD_RFSTS(ridx));
-		if (likely(sts & RCANFD_RFSTS_RFIF)) {
+		cc = rcar_canfd_read(priv->base, RCANFD_RFCC(ridx));
+		if (likely(sts & RCANFD_RFSTS_RFIF &&
+			   cc & RCANFD_RFCC_RFIE)) {
 			if (napi_schedule_prep(&priv->napi)) {
 				/* Disable Rx FIFO interrupts */
 				rcar_canfd_clear_bit(priv->base,
diff --git linux-libre-4.19.263-gnu1/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c linux-libre-4.19.264-gnu1/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
index 5d642458bac5..45d278724883 100644
--- linux-libre-4.19.263-gnu1/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
+++ linux-libre-4.19.264-gnu1/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
@@ -1845,7 +1845,7 @@ static int kvaser_usb_hydra_start_chip(struct kvaser_usb_net_priv *priv)
 {
 	int err;
 
-	init_completion(&priv->start_comp);
+	reinit_completion(&priv->start_comp);
 
 	err = kvaser_usb_hydra_send_simple_cmd(priv->dev, CMD_START_CHIP_REQ,
 					       priv->channel);
@@ -1863,7 +1863,7 @@ static int kvaser_usb_hydra_stop_chip(struct kvaser_usb_net_priv *priv)
 {
 	int err;
 
-	init_completion(&priv->stop_comp);
+	reinit_completion(&priv->stop_comp);
 
 	/* Make sure we do not report invalid BUS_OFF from CMD_CHIP_STATE_EVENT
 	 * see comment in kvaser_usb_hydra_update_state()
diff --git linux-libre-4.19.263-gnu1/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c linux-libre-4.19.264-gnu1/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
index 78d52a5e8fd5..15380cc08ee6 100644
--- linux-libre-4.19.263-gnu1/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
+++ linux-libre-4.19.264-gnu1/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
@@ -1324,7 +1324,7 @@ static int kvaser_usb_leaf_start_chip(struct kvaser_usb_net_priv *priv)
 {
 	int err;
 
-	init_completion(&priv->start_comp);
+	reinit_completion(&priv->start_comp);
 
 	err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_START_CHIP,
 					      priv->channel);
@@ -1342,7 +1342,7 @@ static int kvaser_usb_leaf_stop_chip(struct kvaser_usb_net_priv *priv)
 {
 	int err;
 
-	init_completion(&priv->stop_comp);
+	reinit_completion(&priv->stop_comp);
 
 	err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_STOP_CHIP,
 					      priv->channel);
diff --git linux-libre-4.19.263-gnu1/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c linux-libre-4.19.264-gnu1/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
index 714aead72c57..d54e6e138aaf 100644
--- linux-libre-4.19.263-gnu1/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
+++ linux-libre-4.19.264-gnu1/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
@@ -238,6 +238,7 @@ enum xgbe_sfp_speed {
 #define XGBE_SFP_BASE_BR_1GBE_MAX		0x0d
 #define XGBE_SFP_BASE_BR_10GBE_MIN		0x64
 #define XGBE_SFP_BASE_BR_10GBE_MAX		0x68
+#define XGBE_MOLEX_SFP_BASE_BR_10GBE_MAX	0x78
 
 #define XGBE_SFP_BASE_CU_CABLE_LEN		18
 
@@ -283,6 +284,8 @@ struct xgbe_sfp_eeprom {
 #define XGBE_BEL_FUSE_VENDOR	"BEL-FUSE        "
 #define XGBE_BEL_FUSE_PARTNO	"1GBT-SFP06      "
 
+#define XGBE_MOLEX_VENDOR	"Molex Inc.      "
+
 struct xgbe_sfp_ascii {
 	union {
 		char vendor[XGBE_SFP_BASE_VENDOR_NAME_LEN + 1];
@@ -833,7 +836,11 @@ static bool xgbe_phy_sfp_bit_rate(struct xgbe_sfp_eeprom *sfp_eeprom,
 		break;
 	case XGBE_SFP_SPEED_10000:
 		min = XGBE_SFP_BASE_BR_10GBE_MIN;
-		max = XGBE_SFP_BASE_BR_10GBE_MAX;
+		if (memcmp(&sfp_eeprom->base[XGBE_SFP_BASE_VENDOR_NAME],
+			   XGBE_MOLEX_VENDOR, XGBE_SFP_BASE_VENDOR_NAME_LEN) == 0)
+			max = XGBE_MOLEX_SFP_BASE_BR_10GBE_MAX;
+		else
+			max = XGBE_SFP_BASE_BR_10GBE_MAX;
 		break;
 	default:
 		return false;
@@ -1138,7 +1145,10 @@ static void xgbe_phy_sfp_parse_eeprom(struct xgbe_prv_data *pdata)
 	}
 
 	/* Determine the type of SFP */
-	if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_SR)
+	if (phy_data->sfp_cable == XGBE_SFP_CABLE_PASSIVE &&
+	    xgbe_phy_sfp_bit_rate(sfp_eeprom, XGBE_SFP_SPEED_10000))
+		phy_data->sfp_base = XGBE_SFP_BASE_10000_CR;
+	else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_SR)
 		phy_data->sfp_base = XGBE_SFP_BASE_10000_SR;
 	else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_LR)
 		phy_data->sfp_base = XGBE_SFP_BASE_10000_LR;
@@ -1154,9 +1164,6 @@ static void xgbe_phy_sfp_parse_eeprom(struct xgbe_prv_data *pdata)
 		phy_data->sfp_base = XGBE_SFP_BASE_1000_CX;
 	else if (sfp_base[XGBE_SFP_BASE_1GBE_CC] & XGBE_SFP_BASE_1GBE_CC_T)
 		phy_data->sfp_base = XGBE_SFP_BASE_1000_T;
-	else if ((phy_data->sfp_cable == XGBE_SFP_CABLE_PASSIVE) &&
-		 xgbe_phy_sfp_bit_rate(sfp_eeprom, XGBE_SFP_SPEED_10000))
-		phy_data->sfp_base = XGBE_SFP_BASE_10000_CR;
 
 	switch (phy_data->sfp_base) {
 	case XGBE_SFP_BASE_1000_T:
diff --git linux-libre-4.19.263-gnu1/drivers/net/ethernet/hisilicon/hns/hnae.c linux-libre-4.19.264-gnu1/drivers/net/ethernet/hisilicon/hns/hnae.c
index b758b3e79337..38aa4b74a6ab 100644
--- linux-libre-4.19.263-gnu1/drivers/net/ethernet/hisilicon/hns/hnae.c
+++ linux-libre-4.19.264-gnu1/drivers/net/ethernet/hisilicon/hns/hnae.c
@@ -423,8 +423,10 @@ int hnae_ae_register(struct hnae_ae_dev *hdev, struct module *owner)
 	hdev->cls_dev.release = hnae_release;
 	(void)dev_set_name(&hdev->cls_dev, "hnae%d", hdev->id);
 	ret = device_register(&hdev->cls_dev);
-	if (ret)
+	if (ret) {
+		put_device(&hdev->cls_dev);
 		return ret;
+	}
 
 	__module_get(THIS_MODULE);
 
diff --git linux-libre-4.19.263-gnu1/drivers/net/ethernet/ibm/ehea/ehea_main.c linux-libre-4.19.264-gnu1/drivers/net/ethernet/ibm/ehea/ehea_main.c
index 5a1fe49030b1..25f579a924d6 100644
--- linux-libre-4.19.263-gnu1/drivers/net/ethernet/ibm/ehea/ehea_main.c
+++ linux-libre-4.19.264-gnu1/drivers/net/ethernet/ibm/ehea/ehea_main.c
@@ -2916,6 +2916,7 @@ static struct device *ehea_register_port(struct ehea_port *port,
 	ret = of_device_register(&port->ofdev);
 	if (ret) {
 		pr_err("failed to register device. ret=%d\n", ret);
+		put_device(&port->ofdev.dev);
 		goto out;
 	}
 
diff --git linux-libre-4.19.263-gnu1/drivers/net/ethernet/intel/i40e/i40e_ethtool.c linux-libre-4.19.264-gnu1/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
index 6a70e62836f8..16adba824811 100644
--- linux-libre-4.19.263-gnu1/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ linux-libre-4.19.264-gnu1/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
@@ -2699,10 +2699,17 @@ static int i40e_get_rss_hash_opts(struct i40e_pf *pf, struct ethtool_rxnfc *cmd)
 
 		if (cmd->flow_type == TCP_V4_FLOW ||
 		    cmd->flow_type == UDP_V4_FLOW) {
-			if (i_set & I40E_L3_SRC_MASK)
-				cmd->data |= RXH_IP_SRC;
-			if (i_set & I40E_L3_DST_MASK)
-				cmd->data |= RXH_IP_DST;
+			if (hw->mac.type == I40E_MAC_X722) {
+				if (i_set & I40E_X722_L3_SRC_MASK)
+					cmd->data |= RXH_IP_SRC;
+				if (i_set & I40E_X722_L3_DST_MASK)
+					cmd->data |= RXH_IP_DST;
+			} else {
+				if (i_set & I40E_L3_SRC_MASK)
+					cmd->data |= RXH_IP_SRC;
+				if (i_set & I40E_L3_DST_MASK)
+					cmd->data |= RXH_IP_DST;
+			}
 		} else if (cmd->flow_type == TCP_V6_FLOW ||
 			  cmd->flow_type == UDP_V6_FLOW) {
 			if (i_set & I40E_L3_V6_SRC_MASK)
@@ -3009,12 +3016,15 @@ static int i40e_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
 
 /**
  * i40e_get_rss_hash_bits - Read RSS Hash bits from register
+ * @hw: hw structure
  * @nfc: pointer to user request
  * @i_setc: bits currently set
  *
  * Returns value of bits to be set per user request
  **/
-static u64 i40e_get_rss_hash_bits(struct ethtool_rxnfc *nfc, u64 i_setc)
+static u64 i40e_get_rss_hash_bits(struct i40e_hw *hw,
+				  struct ethtool_rxnfc *nfc,
+				  u64 i_setc)
 {
 	u64 i_set = i_setc;
 	u64 src_l3 = 0, dst_l3 = 0;
@@ -3033,8 +3043,13 @@ static u64 i40e_get_rss_hash_bits(struct ethtool_rxnfc *nfc, u64 i_setc)
 		dst_l3 = I40E_L3_V6_DST_MASK;
 	} else if (nfc->flow_type == TCP_V4_FLOW ||
 		  nfc->flow_type == UDP_V4_FLOW) {
-		src_l3 = I40E_L3_SRC_MASK;
-		dst_l3 = I40E_L3_DST_MASK;
+		if (hw->mac.type == I40E_MAC_X722) {
+			src_l3 = I40E_X722_L3_SRC_MASK;
+			dst_l3 = I40E_X722_L3_DST_MASK;
+		} else {
+			src_l3 = I40E_L3_SRC_MASK;
+			dst_l3 = I40E_L3_DST_MASK;
+		}
 	} else {
 		/* Any other flow type are not supported here */
 		return i_set;
@@ -3052,6 +3067,7 @@ static u64 i40e_get_rss_hash_bits(struct ethtool_rxnfc *nfc, u64 i_setc)
 	return i_set;
 }
 
+#define FLOW_PCTYPES_SIZE 64
 /**
  * i40e_set_rss_hash_opt - Enable/Disable flow types for RSS hash
  * @pf: pointer to the physical function struct
@@ -3064,9 +3080,11 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
 	struct i40e_hw *hw = &pf->hw;
 	u64 hena = (u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(0)) |
 		   ((u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(1)) << 32);
-	u8 flow_pctype = 0;
+	DECLARE_BITMAP(flow_pctypes, FLOW_PCTYPES_SIZE);
 	u64 i_set, i_setc;
 
+	bitmap_zero(flow_pctypes, FLOW_PCTYPES_SIZE);
+
 	if (pf->flags & I40E_FLAG_MFP_ENABLED) {
 		dev_err(&pf->pdev->dev,
 			"Change of RSS hash input set is not supported when MFP mode is enabled\n");
@@ -3082,36 +3100,35 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
 
 	switch (nfc->flow_type) {
 	case TCP_V4_FLOW:
-		flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP;
+		set_bit(I40E_FILTER_PCTYPE_NONF_IPV4_TCP, flow_pctypes);
 		if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
-			hena |=
-			  BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
+			set_bit(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK,
+				flow_pctypes);
 		break;
 	case TCP_V6_FLOW:
-		flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_TCP;
-		if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
-			hena |=
-			  BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
+		set_bit(I40E_FILTER_PCTYPE_NONF_IPV6_TCP, flow_pctypes);
 		if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
-			hena |=
-			  BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK);
+			set_bit(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK,
+				flow_pctypes);
 		break;
 	case UDP_V4_FLOW:
-		flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_UDP;
-		if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
-			hena |=
-			  BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) |
-			  BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP);
-
+		set_bit(I40E_FILTER_PCTYPE_NONF_IPV4_UDP, flow_pctypes);
+		if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) {
+			set_bit(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP,
+				flow_pctypes);
+			set_bit(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP,
+				flow_pctypes);
+		}
 		hena |= BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4);
 		break;
 	case UDP_V6_FLOW:
-		flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_UDP;
-		if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE)
-			hena |=
-			  BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) |
-			  BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP);
-
+		set_bit(I40E_FILTER_PCTYPE_NONF_IPV6_UDP, flow_pctypes);
+		if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) {
+			set_bit(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP,
+				flow_pctypes);
+			set_bit(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP,
+				flow_pctypes);
+		}
 		hena |= BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6);
 		break;
 	case AH_ESP_V4_FLOW:
@@ -3144,17 +3161,20 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
 		return -EINVAL;
 	}
 
-	if (flow_pctype) {
-		i_setc = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0,
-					       flow_pctype)) |
-			((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1,
-					       flow_pctype)) << 32);
-		i_set = i40e_get_rss_hash_bits(nfc, i_setc);
-		i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_pctype),
-				  (u32)i_set);
-		i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_pctype),
-				  (u32)(i_set >> 32));
-		hena |= BIT_ULL(flow_pctype);
+	if (bitmap_weight(flow_pctypes, FLOW_PCTYPES_SIZE)) {
+		u8 flow_id;
+
+		for_each_set_bit(flow_id, flow_pctypes, FLOW_PCTYPES_SIZE) {
+			i_setc = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_id)) |
+				 ((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_id)) << 32);
+			i_set = i40e_get_rss_hash_bits(&pf->hw, nfc, i_setc);
+
+			i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_id),
+					  (u32)i_set);
+			i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_id),
+					  (u32)(i_set >> 32));
+			hena |= BIT_ULL(flow_id);
+		}
 	}
 
 	i40e_write_rx_ctl(hw, I40E_PFQF_HENA(0), (u32)hena);
diff --git linux-libre-4.19.263-gnu1/drivers/net/ethernet/intel/i40e/i40e_type.h linux-libre-4.19.264-gnu1/drivers/net/ethernet/intel/i40e/i40e_type.h
index 7df969c59855..2e40a50ebfab 100644
--- linux-libre-4.19.263-gnu1/drivers/net/ethernet/intel/i40e/i40e_type.h
+++ linux-libre-4.19.264-gnu1/drivers/net/ethernet/intel/i40e/i40e_type.h
@@ -1462,6 +1462,10 @@ struct i40e_lldp_variables {
 #define I40E_PFQF_CTL_0_HASHLUTSIZE_512	0x00010000
 
 /* INPUT SET MASK for RSS, flow director, and flexible payload */
+#define I40E_X722_L3_SRC_SHIFT		49
+#define I40E_X722_L3_SRC_MASK		(0x3ULL << I40E_X722_L3_SRC_SHIFT)
+#define I40E_X722_L3_DST_SHIFT		41
+#define I40E_X722_L3_DST_MASK		(0x3ULL << I40E_X722_L3_DST_SHIFT)
 #define I40E_L3_SRC_SHIFT		47
 #define I40E_L3_SRC_MASK		(0x3ULL << I40E_L3_SRC_SHIFT)
 #define I40E_L3_V6_SRC_SHIFT		43
diff --git linux-libre-4.19.263-gnu1/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c linux-libre-4.19.264-gnu1/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 973350b34e08..e98e3af06cf8 100644
--- linux-libre-4.19.263-gnu1/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ linux-libre-4.19.264-gnu1/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -1227,10 +1227,12 @@ bool i40e_reset_vf(struct i40e_vf *vf, bool flr)
 	if (test_bit(__I40E_VF_RESETS_DISABLED, pf->state))
 		return true;
 
-	/* If the VFs have been disabled, this means something else is
-	 * resetting the VF, so we shouldn't continue.
-	 */
-	if (test_and_set_bit(__I40E_VF_DISABLE, pf->state))
+	/* Bail out if VFs are disabled. */
+	if (test_bit(__I40E_VF_DISABLE, pf->state))
+		return true;
+
+	/* If VF is being reset already we don't need to continue. */
+	if (test_and_set_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
 		return true;
 
 	i40e_trigger_vf_reset(vf, flr);
@@ -1267,7 +1269,7 @@ bool i40e_reset_vf(struct i40e_vf *vf, bool flr)
 	i40e_cleanup_reset_vf(vf);
 
 	i40e_flush(hw);
-	clear_bit(__I40E_VF_DISABLE, pf->state);
+	clear_bit(I40E_VF_STATE_RESETTING, &vf->vf_states);
 
 	return true;
 }
@@ -1300,8 +1302,12 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr)
 		return false;
 
 	/* Begin reset on all VFs at once */
-	for (v = 0; v < pf->num_alloc_vfs; v++)
-		i40e_trigger_vf_reset(&pf->vf[v], flr);
+	for (v = 0; v < pf->num_alloc_vfs; v++) {
+		vf = &pf->vf[v];
+		/* If VF is being reset no need to trigger reset again */
+		if (!test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
+			i40e_trigger_vf_reset(&pf->vf[v], flr);
+	}
 
 	/* HW requires some time to make sure it can flush the FIFO for a VF
 	 * when it resets it. Poll the VPGEN_VFRSTAT register for each VF in
@@ -1317,9 +1323,11 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr)
 		 */
 		while (v < pf->num_alloc_vfs) {
 			vf = &pf->vf[v];
-			reg = rd32(hw, I40E_VPGEN_VFRSTAT(vf->vf_id));
-			if (!(reg & I40E_VPGEN_VFRSTAT_VFRD_MASK))
-				break;
+			if (!test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states)) {
+				reg = rd32(hw, I40E_VPGEN_VFRSTAT(vf->vf_id));
+				if (!(reg & I40E_VPGEN_VFRSTAT_VFRD_MASK))
+					break;
+			}
 
 			/* If the current VF has finished resetting, move on
 			 * to the next VF in sequence.
@@ -1347,6 +1355,10 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr)
 		if (pf->vf[v].lan_vsi_idx == 0)
 			continue;
 
+		/* If VF is reset in another thread just continue */
+		if (test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
+			continue;
+
 		i40e_vsi_stop_rings_no_wait(pf->vsi[pf->vf[v].lan_vsi_idx]);
 	}
 
@@ -1358,6 +1370,10 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr)
 		if (pf->vf[v].lan_vsi_idx == 0)
 			continue;
 
+		/* If VF is reset in another thread just continue */
+		if (test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
+			continue;
+
 		i40e_vsi_wait_queues_disabled(pf->vsi[pf->vf[v].lan_vsi_idx]);
 	}
 
@@ -1367,8 +1383,13 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr)
 	mdelay(50);
 
 	/* Finish the reset on each VF */
-	for (v = 0; v < pf->num_alloc_vfs; v++)
+	for (v = 0; v < pf->num_alloc_vfs; v++) {
+		/* If VF is reset in another thread just continue */
+		if (test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states))
+			continue;
+
 		i40e_cleanup_reset_vf(&pf->vf[v]);
+	}
 
 	i40e_flush(hw);
 	clear_bit(__I40E_VF_DISABLE, pf->state);
diff --git linux-libre-4.19.263-gnu1/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h linux-libre-4.19.264-gnu1/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
index bf67d62e2b5f..1e001b2bd761 100644
--- linux-libre-4.19.263-gnu1/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
+++ linux-libre-4.19.264-gnu1/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
@@ -37,6 +37,7 @@ enum i40e_vf_states {
 	I40E_VF_STATE_MC_PROMISC,
 	I40E_VF_STATE_UC_PROMISC,
 	I40E_VF_STATE_PRE_ENABLE,
+	I40E_VF_STATE_RESETTING
 };
 
 /* VF capabilities */
diff --git linux-libre-4.19.263-gnu1/drivers/net/ethernet/lantiq_etop.c linux-libre-4.19.264-gnu1/drivers/net/ethernet/lantiq_etop.c
index e08301d833e2..8c58ae565073 100644
--- linux-libre-4.19.263-gnu1/drivers/net/ethernet/lantiq_etop.c
+++ linux-libre-4.19.264-gnu1/drivers/net/ethernet/lantiq_etop.c
@@ -480,7 +480,6 @@ ltq_etop_tx(struct sk_buff *skb, struct net_device *dev)
 	len = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len;
 
 	if ((desc->ctl & (LTQ_DMA_OWN | LTQ_DMA_C)) || ch->skb[ch->dma.desc]) {
-		dev_kfree_skb_any(skb);
 		netdev_err(dev, "tx ring full\n");
 		netif_tx_stop_queue(txq);
 		return NETDEV_TX_BUSY;
diff --git linux-libre-4.19.263-gnu1/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c linux-libre-4.19.264-gnu1/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
index c467f5e981f6..70087f2542b2 100644
--- linux-libre-4.19.263-gnu1/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
+++ linux-libre-4.19.264-gnu1/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
@@ -117,7 +117,6 @@ static bool mlx5e_ipsec_update_esn_state(struct mlx5e_ipsec_sa_entry *sa_entry)
 	struct xfrm_replay_state_esn *replay_esn;
 	u32 seq_bottom;
 	u8 overlap;
-	u32 *esn;
 
 	if (!(sa_entry->x->props.flags & XFRM_STATE_ESN)) {
 		sa_entry->esn_state.trigger = 0;
@@ -130,11 +129,9 @@ static bool mlx5e_ipsec_update_esn_state(struct mlx5e_ipsec_sa_entry *sa_entry)
 
 	sa_entry->esn_state.esn = xfrm_replay_seqhi(sa_entry->x,
 						    htonl(seq_bottom));
-	esn = &sa_entry->esn_state.esn;
 
 	sa_entry->esn_state.trigger = 1;
 	if (unlikely(overlap && seq_bottom < MLX5E_IPSEC_ESN_SCOPE_MID)) {
-		++(*esn);
 		sa_entry->esn_state.overlap = 0;
 		return true;
 	} else if (unlikely(!overlap &&
diff --git linux-libre-4.19.263-gnu1/drivers/net/ethernet/micrel/ksz884x.c linux-libre-4.19.264-gnu1/drivers/net/ethernet/micrel/ksz884x.c
index 623a05d78343..beec87ec15f5 100644
--- linux-libre-4.19.263-gnu1/drivers/net/ethernet/micrel/ksz884x.c
+++ linux-libre-4.19.264-gnu1/drivers/net/ethernet/micrel/ksz884x.c
@@ -6936,7 +6936,7 @@ static int pcidev_init(struct pci_dev *pdev, const struct pci_device_id *id)
 	char banner[sizeof(version)];
 	struct ksz_switch *sw = NULL;
 
-	result = pci_enable_device(pdev);
+	result = pcim_enable_device(pdev);
 	if (result)
 		return result;
 
diff --git linux-libre-4.19.263-gnu1/drivers/net/ethernet/socionext/netsec.c linux-libre-4.19.264-gnu1/drivers/net/ethernet/socionext/netsec.c
index 3693a59b6d01..5c0629b4fccc 100644
--- linux-libre-4.19.263-gnu1/drivers/net/ethernet/socionext/netsec.c
+++ linux-libre-4.19.264-gnu1/drivers/net/ethernet/socionext/netsec.c
@@ -1549,11 +1549,13 @@ static int netsec_register_mdio(struct netsec_priv *priv, u32 phy_addr)
 			ret = PTR_ERR(priv->phydev);
 			dev_err(priv->dev, "get_phy_device err(%d)\n", ret);
 			priv->phydev = NULL;
+			mdiobus_unregister(bus);
 			return -ENODEV;
 		}
 
 		ret = phy_device_register(priv->phydev);
 		if (ret) {
+			phy_device_free(priv->phydev);
 			mdiobus_unregister(bus);
 			dev_err(priv->dev,
 				"phy_device_register err(%d)\n", ret);
diff --git linux-libre-4.19.263-gnu1/drivers/net/hyperv/hyperv_net.h linux-libre-4.19.264-gnu1/drivers/net/hyperv/hyperv_net.h
index dfa801315da6..e02ff5e33e2d 100644
--- linux-libre-4.19.263-gnu1/drivers/net/hyperv/hyperv_net.h
+++ linux-libre-4.19.264-gnu1/drivers/net/hyperv/hyperv_net.h
@@ -950,6 +950,9 @@ struct net_device_context {
 	u32 vf_alloc;
 	/* Serial number of the VF to team with */
 	u32 vf_serial;
+
+	/* completion variable to confirm vf association */
+	struct completion vf_add;
 };
 
 /* Per channel data */
diff --git linux-libre-4.19.263-gnu1/drivers/net/hyperv/netvsc.c linux-libre-4.19.264-gnu1/drivers/net/hyperv/netvsc.c
index 77a9a753d979..092c5f315b49 100644
--- linux-libre-4.19.263-gnu1/drivers/net/hyperv/netvsc.c
+++ linux-libre-4.19.264-gnu1/drivers/net/hyperv/netvsc.c
@@ -1227,6 +1227,10 @@ static void netvsc_send_vf(struct net_device *ndev,
 
 	net_device_ctx->vf_alloc = nvmsg->msg.v4_msg.vf_assoc.allocated;
 	net_device_ctx->vf_serial = nvmsg->msg.v4_msg.vf_assoc.serial;
+
+	if (net_device_ctx->vf_alloc)
+		complete(&net_device_ctx->vf_add);
+
 	netdev_info(ndev, "VF slot %u %s\n",
 		    net_device_ctx->vf_serial,
 		    net_device_ctx->vf_alloc ? "added" : "removed");
diff --git linux-libre-4.19.263-gnu1/drivers/net/hyperv/netvsc_drv.c linux-libre-4.19.264-gnu1/drivers/net/hyperv/netvsc_drv.c
index f094e4bc2175..9528932361a8 100644
--- linux-libre-4.19.263-gnu1/drivers/net/hyperv/netvsc_drv.c
+++ linux-libre-4.19.264-gnu1/drivers/net/hyperv/netvsc_drv.c
@@ -2121,6 +2121,7 @@ static struct net_device *get_netvsc_byslot(const struct net_device *vf_netdev)
 {
 	struct device *parent = vf_netdev->dev.parent;
 	struct net_device_context *ndev_ctx;
+	struct net_device *ndev;
 	struct pci_dev *pdev;
 	u32 serial;
 
@@ -2147,6 +2148,18 @@ static struct net_device *get_netvsc_byslot(const struct net_device *vf_netdev)
 			return hv_get_drvdata(ndev_ctx->device_ctx);
 	}
 
+	/* Fallback path to check synthetic vf with
+	 * help of mac addr
+	 */
+	list_for_each_entry(ndev_ctx, &netvsc_dev_list, list) {
+		ndev = hv_get_drvdata(ndev_ctx->device_ctx);
+		if (ether_addr_equal(vf_netdev->perm_addr, ndev->perm_addr)) {
+			netdev_notice(vf_netdev,
+				      "falling back to mac addr based matching\n");
+			return ndev;
+		}
+	}
+
 	netdev_notice(vf_netdev,
 		      "no netdev found for vf serial:%u\n", serial);
 	return NULL;
@@ -2216,6 +2229,11 @@ static int netvsc_vf_changed(struct net_device *vf_netdev)
 	if (!netvsc_dev)
 		return NOTIFY_DONE;
 
+	if (vf_is_up && !net_device_ctx->vf_alloc) {
+		netdev_info(ndev, "Waiting for the VF association from host\n");
+		wait_for_completion(&net_device_ctx->vf_add);
+	}
+
 	netvsc_switch_datapath(ndev, vf_is_up);
 	netdev_info(ndev, "Data path switched %s VF: %s\n",
 		    vf_is_up ? "to" : "from", vf_netdev->name);
@@ -2237,6 +2255,7 @@ static int netvsc_unregister_vf(struct net_device *vf_netdev)
 
 	netdev_info(ndev, "VF unregistering: %s\n", vf_netdev->name);
 
+	reinit_completion(&net_device_ctx->vf_add);
 	netdev_rx_handler_unregister(vf_netdev);
 	netdev_upper_dev_unlink(vf_netdev, ndev);
 	RCU_INIT_POINTER(net_device_ctx->vf_netdev, NULL);
@@ -2274,6 +2293,7 @@ static int netvsc_probe(struct hv_device *dev,
 
 	INIT_DELAYED_WORK(&net_device_ctx->dwork, netvsc_link_change);
 
+	init_completion(&net_device_ctx->vf_add);
 	spin_lock_init(&net_device_ctx->lock);
 	INIT_LIST_HEAD(&net_device_ctx->reconfig_events);
 	INIT_DELAYED_WORK(&net_device_ctx->vf_takeover, netvsc_vf_setup);
diff --git linux-libre-4.19.263-gnu1/drivers/net/usb/cdc_ether.c linux-libre-4.19.264-gnu1/drivers/net/usb/cdc_ether.c
index 778bd9aaba9f..17b932505be0 100644
--- linux-libre-4.19.263-gnu1/drivers/net/usb/cdc_ether.c
+++ linux-libre-4.19.264-gnu1/drivers/net/usb/cdc_ether.c
@@ -777,6 +777,13 @@ static const struct usb_device_id	products[] = {
 },
 #endif
 
+/* Lenovo ThinkPad OneLink+ Dock (based on Realtek RTL8153) */
+{
+	USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x3054, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE),
+	.driver_info = 0,
+},
+
 /* ThinkPad USB-C Dock (based on Realtek RTL8153) */
 {
 	USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x3062, USB_CLASS_COMM,
diff --git linux-libre-4.19.263-gnu1/drivers/net/usb/r8152.c linux-libre-4.19.264-gnu1/drivers/net/usb/r8152.c
index d5a74a71bf59..9c17332c19fd 100644
--- linux-libre-4.19.263-gnu1/drivers/net/usb/r8152.c
+++ linux-libre-4.19.264-gnu1/drivers/net/usb/r8152.c
@@ -5327,6 +5327,7 @@ static const struct usb_device_id rtl8152_table[] = {
 	{REALTEK_USB_DEVICE(VENDOR_ID_MICROSOFT, 0x0927)},
 	{REALTEK_USB_DEVICE(VENDOR_ID_SAMSUNG, 0xa101)},
 	{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO,  0x304f)},
+	{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO,  0x3054)},
 	{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO,  0x3062)},
 	{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO,  0x3069)},
 	{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO,  0x7205)},
diff --git linux-libre-4.19.263-gnu1/drivers/usb/core/quirks.c linux-libre-4.19.264-gnu1/drivers/usb/core/quirks.c
index dd7947547054..62a063ed8220 100644
--- linux-libre-4.19.263-gnu1/drivers/usb/core/quirks.c
+++ linux-libre-4.19.264-gnu1/drivers/usb/core/quirks.c
@@ -388,6 +388,15 @@ static const struct usb_device_id usb_quirk_list[] = {
 	/* Kingston DataTraveler 3.0 */
 	{ USB_DEVICE(0x0951, 0x1666), .driver_info = USB_QUIRK_NO_LPM },
 
+	/* NVIDIA Jetson devices in Force Recovery mode */
+	{ USB_DEVICE(0x0955, 0x7018), .driver_info = USB_QUIRK_RESET_RESUME },
+	{ USB_DEVICE(0x0955, 0x7019), .driver_info = USB_QUIRK_RESET_RESUME },
+	{ USB_DEVICE(0x0955, 0x7418), .driver_info = USB_QUIRK_RESET_RESUME },
+	{ USB_DEVICE(0x0955, 0x7721), .driver_info = USB_QUIRK_RESET_RESUME },
+	{ USB_DEVICE(0x0955, 0x7c18), .driver_info = USB_QUIRK_RESET_RESUME },
+	{ USB_DEVICE(0x0955, 0x7e19), .driver_info = USB_QUIRK_RESET_RESUME },
+	{ USB_DEVICE(0x0955, 0x7f21), .driver_info = USB_QUIRK_RESET_RESUME },
+
 	/* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */
 	{ USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },
 
diff --git linux-libre-4.19.263-gnu1/drivers/usb/dwc3/gadget.c linux-libre-4.19.264-gnu1/drivers/usb/dwc3/gadget.c
index 3c8ec1c07ef3..6c82ea6d8e20 100644
--- linux-libre-4.19.263-gnu1/drivers/usb/dwc3/gadget.c
+++ linux-libre-4.19.264-gnu1/drivers/usb/dwc3/gadget.c
@@ -981,8 +981,8 @@ static void __dwc3_prepare_one_trb(struct dwc3_ep *dep, struct dwc3_trb *trb,
 			trb->ctrl = DWC3_TRBCTL_ISOCHRONOUS;
 		}
 
-		/* always enable Interrupt on Missed ISOC */
-		trb->ctrl |= DWC3_TRB_CTRL_ISP_IMI;
+		if (!no_interrupt && !chain)
+			trb->ctrl |= DWC3_TRB_CTRL_ISP_IMI;
 		break;
 
 	case USB_ENDPOINT_XFER_BULK:
@@ -2363,6 +2363,10 @@ static int dwc3_gadget_ep_reclaim_completed_trb(struct dwc3_ep *dep,
 	if (event->status & DEPEVT_STATUS_SHORT && !chain)
 		return 1;
 
+	if ((trb->ctrl & DWC3_TRB_CTRL_ISP_IMI) &&
+	    DWC3_TRB_SIZE_TRBSTS(trb->size) == DWC3_TRBSTS_MISSED_ISOC)
+		return 1;
+
 	if ((trb->ctrl & DWC3_TRB_CTRL_IOC) ||
 	    (trb->ctrl & DWC3_TRB_CTRL_LST))
 		return 1;
diff --git linux-libre-4.19.263-gnu1/drivers/usb/gadget/udc/bdc/bdc_udc.c linux-libre-4.19.264-gnu1/drivers/usb/gadget/udc/bdc/bdc_udc.c
index 7bfd58c846f7..71ed3a15130f 100644
--- linux-libre-4.19.263-gnu1/drivers/usb/gadget/udc/bdc/bdc_udc.c
+++ linux-libre-4.19.264-gnu1/drivers/usb/gadget/udc/bdc/bdc_udc.c
@@ -151,6 +151,7 @@ static void bdc_uspc_disconnected(struct bdc *bdc, bool reinit)
 	bdc->delayed_status = false;
 	bdc->reinit = reinit;
 	bdc->test_mode = false;
+	usb_gadget_set_state(&bdc->gadget, USB_STATE_NOTATTACHED);
 }
 
 /* TNotify wkaeup timer */
diff --git linux-libre-4.19.263-gnu1/drivers/usb/host/xhci-mem.c linux-libre-4.19.264-gnu1/drivers/usb/host/xhci-mem.c
index 7de21722d455..3bfb344a164a 100644
--- linux-libre-4.19.263-gnu1/drivers/usb/host/xhci-mem.c
+++ linux-libre-4.19.264-gnu1/drivers/usb/host/xhci-mem.c
@@ -906,15 +906,19 @@ void xhci_free_virt_device(struct xhci_hcd *xhci, int slot_id)
 		if (dev->eps[i].stream_info)
 			xhci_free_stream_info(xhci,
 					dev->eps[i].stream_info);
-		/* Endpoints on the TT/root port lists should have been removed
-		 * when usb_disable_device() was called for the device.
-		 * We can't drop them anyway, because the udev might have gone
-		 * away by this point, and we can't tell what speed it was.
+		/*
+		 * Endpoints are normally deleted from the bandwidth list when
+		 * endpoints are dropped, before device is freed.
+		 * If host is dying or being removed then endpoints aren't
+		 * dropped cleanly, so delete the endpoint from list here.
+		 * Only applicable for hosts with software bandwidth checking.
 		 */
-		if (!list_empty(&dev->eps[i].bw_endpoint_list))
-			xhci_warn(xhci, "Slot %u endpoint %u "
-					"not removed from BW list!\n",
-					slot_id, i);
+
+		if (!list_empty(&dev->eps[i].bw_endpoint_list)) {
+			list_del_init(&dev->eps[i].bw_endpoint_list);
+			xhci_dbg(xhci, "Slot %u endpoint %u not removed from BW list!\n",
+				 slot_id, i);
+		}
 	}
 	/* If this is a hub, free the TT(s) from the TT list */
 	xhci_free_tt_info(xhci, dev, slot_id);
diff --git linux-libre-4.19.263-gnu1/drivers/usb/host/xhci-pci.c linux-libre-4.19.264-gnu1/drivers/usb/host/xhci-pci.c
index e6bbb9195554..7f640603b103 100644
--- linux-libre-4.19.263-gnu1/drivers/usb/host/xhci-pci.c
+++ linux-libre-4.19.264-gnu1/drivers/usb/host/xhci-pci.c
@@ -242,8 +242,14 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
 		xhci->quirks |= XHCI_BROKEN_STREAMS;
 
 	if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
-		pdev->device == PCI_DEVICE_ID_ASMEDIA_1042_XHCI)
+		pdev->device == PCI_DEVICE_ID_ASMEDIA_1042_XHCI) {
+		/*
+		 * try to tame the ASMedia 1042 controller which reports 0.96
+		 * but appears to behave more like 1.0
+		 */
+		xhci->quirks |= XHCI_SPURIOUS_SUCCESS;
 		xhci->quirks |= XHCI_BROKEN_STREAMS;
+	}
 	if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
 		pdev->device == PCI_DEVICE_ID_ASMEDIA_1042A_XHCI) {
 		xhci->quirks |= XHCI_TRUST_TX_LENGTH;
diff --git linux-libre-4.19.263-gnu1/drivers/video/fbdev/smscufx.c linux-libre-4.19.264-gnu1/drivers/video/fbdev/smscufx.c
index 8d31b0806cb7..b0134835af20 100644
--- linux-libre-4.19.263-gnu1/drivers/video/fbdev/smscufx.c
+++ linux-libre-4.19.264-gnu1/drivers/video/fbdev/smscufx.c
@@ -100,7 +100,6 @@ struct ufx_data {
 	struct kref kref;
 	int fb_count;
 	bool virtualized; /* true when physical usb device not present */
-	struct delayed_work free_framebuffer_work;
 	atomic_t usb_active; /* 0 = update virtual buffer, but no usb traffic */
 	atomic_t lost_pixels; /* 1 = a render op failed. Need screen refresh */
 	u8 *edid; /* null until we read edid from hw or get from sysfs */
@@ -1119,15 +1118,24 @@ static void ufx_free(struct kref *kref)
 {
 	struct ufx_data *dev = container_of(kref, struct ufx_data, kref);
 
-	/* this function will wait for all in-flight urbs to complete */
-	if (dev->urbs.count > 0)
-		ufx_free_urb_list(dev);
+	kfree(dev);
+}
 
-	pr_debug("freeing ufx_data %p", dev);
+static void ufx_ops_destory(struct fb_info *info)
+{
+	struct ufx_data *dev = info->par;
+	int node = info->node;
 
-	kfree(dev);
+	/* Assume info structure is freed after this point */
+	framebuffer_release(info);
+
+	pr_debug("fb_info for /dev/fb%d has been freed", node);
+
+	/* release reference taken by kref_init in probe() */
+	kref_put(&dev->kref, ufx_free);
 }
 
+
 static void ufx_release_urb_work(struct work_struct *work)
 {
 	struct urb_node *unode = container_of(work, struct urb_node,
@@ -1136,14 +1144,9 @@ static void ufx_release_urb_work(struct work_struct *work)
 	up(&unode->dev->urbs.limit_sem);
 }
 
-static void ufx_free_framebuffer_work(struct work_struct *work)
+static void ufx_free_framebuffer(struct ufx_data *dev)
 {
-	struct ufx_data *dev = container_of(work, struct ufx_data,
-					    free_framebuffer_work.work);
 	struct fb_info *info = dev->info;
-	int node = info->node;
-
-	unregister_framebuffer(info);
 
 	if (info->cmap.len != 0)
 		fb_dealloc_cmap(&info->cmap);
@@ -1155,11 +1158,6 @@ static void ufx_free_framebuffer_work(struct work_struct *work)
 
 	dev->info = NULL;
 
-	/* Assume info structure is freed after this point */
-	framebuffer_release(info);
-
-	pr_debug("fb_info for /dev/fb%d has been freed", node);
-
 	/* ref taken in probe() as part of registering framebfufer */
 	kref_put(&dev->kref, ufx_free);
 }
@@ -1171,11 +1169,13 @@ static int ufx_ops_release(struct fb_info *info, int user)
 {
 	struct ufx_data *dev = info->par;
 
+	mutex_lock(&disconnect_mutex);
+
 	dev->fb_count--;
 
 	/* We can't free fb_info here - fbmem will touch it when we return */
 	if (dev->virtualized && (dev->fb_count == 0))
-		schedule_delayed_work(&dev->free_framebuffer_work, HZ);
+		ufx_free_framebuffer(dev);
 
 	if ((dev->fb_count == 0) && (info->fbdefio)) {
 		fb_deferred_io_cleanup(info);
@@ -1189,6 +1189,8 @@ static int ufx_ops_release(struct fb_info *info, int user)
 
 	kref_put(&dev->kref, ufx_free);
 
+	mutex_unlock(&disconnect_mutex);
+
 	return 0;
 }
 
@@ -1295,6 +1297,7 @@ static struct fb_ops ufx_ops = {
 	.fb_blank = ufx_ops_blank,
 	.fb_check_var = ufx_ops_check_var,
 	.fb_set_par = ufx_ops_set_par,
+	.fb_destroy = ufx_ops_destory,
 };
 
 /* Assumes &info->lock held by caller
@@ -1678,9 +1681,6 @@ static int ufx_usb_probe(struct usb_interface *interface,
 		goto destroy_modedb;
 	}
 
-	INIT_DELAYED_WORK(&dev->free_framebuffer_work,
-			  ufx_free_framebuffer_work);
-
 	retval = ufx_reg_read(dev, 0x3000, &id_rev);
 	check_warn_goto_error(retval, "error %d reading 0x3000 register from device", retval);
 	dev_dbg(dev->gdev, "ID_REV register value 0x%08x", id_rev);
@@ -1753,10 +1753,12 @@ e_nomem:
 static void ufx_usb_disconnect(struct usb_interface *interface)
 {
 	struct ufx_data *dev;
+	struct fb_info *info;
 
 	mutex_lock(&disconnect_mutex);
 
 	dev = usb_get_intfdata(interface);
+	info = dev->info;
 
 	pr_debug("USB disconnect starting\n");
 
@@ -1770,12 +1772,15 @@ static void ufx_usb_disconnect(struct usb_interface *interface)
 
 	/* if clients still have us open, will be freed on last close */
 	if (dev->fb_count == 0)
-		schedule_delayed_work(&dev->free_framebuffer_work, 0);
+		ufx_free_framebuffer(dev);
 
-	/* release reference taken by kref_init in probe() */
-	kref_put(&dev->kref, ufx_free);
+	/* this function will wait for all in-flight urbs to complete */
+	if (dev->urbs.count > 0)
+		ufx_free_urb_list(dev);
 
-	/* consider ufx_data freed */
+	pr_debug("freeing ufx_data %p", dev);
+
+	unregister_framebuffer(info);
 
 	mutex_unlock(&disconnect_mutex);
 }
diff --git linux-libre-4.19.263-gnu1/drivers/xen/gntdev.c linux-libre-4.19.264-gnu1/drivers/xen/gntdev.c
index 27d955c5d9f9..e5d4a1e1411d 100644
--- linux-libre-4.19.263-gnu1/drivers/xen/gntdev.c
+++ linux-libre-4.19.264-gnu1/drivers/xen/gntdev.c
@@ -387,8 +387,7 @@ int gntdev_map_grant_pages(struct gntdev_grant_map *map)
 	for (i = 0; i < map->count; i++) {
 		if (map->map_ops[i].status == GNTST_okay) {
 			map->unmap_ops[i].handle = map->map_ops[i].handle;
-			if (!use_ptemod)
-				alloced++;
+			alloced++;
 		} else if (!err)
 			err = -EINVAL;
 
@@ -397,8 +396,7 @@ int gntdev_map_grant_pages(struct gntdev_grant_map *map)
 
 		if (use_ptemod) {
 			if (map->kmap_ops[i].status == GNTST_okay) {
-				if (map->map_ops[i].status == GNTST_okay)
-					alloced++;
+				alloced++;
 				map->kunmap_ops[i].handle = map->kmap_ops[i].handle;
 			} else if (!err)
 				err = -EINVAL;
@@ -414,20 +412,42 @@ static void __unmap_grant_pages_done(int result,
 	unsigned int i;
 	struct gntdev_grant_map *map = data->data;
 	unsigned int offset = data->unmap_ops - map->unmap_ops;
+	int successful_unmaps = 0;
+	int live_grants;
 
 	for (i = 0; i < data->count; i++) {
+		if (map->unmap_ops[offset + i].status == GNTST_okay &&
+		    map->unmap_ops[offset + i].handle != -1)
+			successful_unmaps++;
+
 		WARN_ON(map->unmap_ops[offset+i].status &&
 			map->unmap_ops[offset+i].handle != -1);
 		pr_debug("unmap handle=%d st=%d\n",
 			map->unmap_ops[offset+i].handle,
 			map->unmap_ops[offset+i].status);
 		map->unmap_ops[offset+i].handle = -1;
+		if (use_ptemod) {
+			if (map->kunmap_ops[offset + i].status == GNTST_okay &&
+			    map->kunmap_ops[offset + i].handle != -1)
+				successful_unmaps++;
+
+			WARN_ON(map->kunmap_ops[offset+i].status &&
+				map->kunmap_ops[offset+i].handle != -1);
+			pr_debug("kunmap handle=%u st=%d\n",
+				 map->kunmap_ops[offset+i].handle,
+				 map->kunmap_ops[offset+i].status);
+			map->kunmap_ops[offset+i].handle = -1;
+		}
 	}
+
 	/*
 	 * Decrease the live-grant counter.  This must happen after the loop to
 	 * prevent premature reuse of the grants by gnttab_mmap().
 	 */
-	atomic_sub(data->count, &map->live_grants);
+	live_grants = atomic_sub_return(successful_unmaps, &map->live_grants);
+	if (WARN_ON(live_grants < 0))
+		pr_err("%s: live_grants became negative (%d) after unmapping %d pages!\n",
+		       __func__, live_grants, successful_unmaps);
 
 	/* Release reference taken by __unmap_grant_pages */
 	gntdev_put_map(NULL, map);
diff --git linux-libre-4.19.263-gnu1/fs/btrfs/backref.c linux-libre-4.19.264-gnu1/fs/btrfs/backref.c
index 3fe15d6f4087..781c725e6432 100644
--- linux-libre-4.19.263-gnu1/fs/btrfs/backref.c
+++ linux-libre-4.19.264-gnu1/fs/btrfs/backref.c
@@ -136,6 +136,7 @@ struct share_check {
 	u64 root_objectid;
 	u64 inum;
 	int share_count;
+	bool have_delayed_delete_refs;
 };
 
 static inline int extent_is_shared(struct share_check *sc)
@@ -760,16 +761,11 @@ static int add_delayed_refs(const struct btrfs_fs_info *fs_info,
 			    struct share_check *sc)
 {
 	struct btrfs_delayed_ref_node *node;
-	struct btrfs_delayed_extent_op *extent_op = head->extent_op;
 	struct btrfs_key key;
-	struct btrfs_key tmp_op_key;
 	struct rb_node *n;
 	int count;
 	int ret = 0;
 
-	if (extent_op && extent_op->update_key)
-		btrfs_disk_key_to_cpu(&tmp_op_key, &extent_op->key);
-
 	spin_lock(&head->lock);
 	for (n = rb_first(&head->ref_tree); n; n = rb_next(n)) {
 		node = rb_entry(n, struct btrfs_delayed_ref_node,
@@ -796,10 +792,16 @@ static int add_delayed_refs(const struct btrfs_fs_info *fs_info,
 		case BTRFS_TREE_BLOCK_REF_KEY: {
 			/* NORMAL INDIRECT METADATA backref */
 			struct btrfs_delayed_tree_ref *ref;
+			struct btrfs_key *key_ptr = NULL;
+
+			if (head->extent_op && head->extent_op->update_key) {
+				btrfs_disk_key_to_cpu(&key, &head->extent_op->key);
+				key_ptr = &key;
+			}
 
 			ref = btrfs_delayed_node_to_tree_ref(node);
 			ret = add_indirect_ref(fs_info, preftrees, ref->root,
-					       &tmp_op_key, ref->level + 1,
+					       key_ptr, ref->level + 1,
 					       node->bytenr, count, sc,
 					       GFP_ATOMIC);
 			break;
@@ -825,13 +827,22 @@ static int add_delayed_refs(const struct btrfs_fs_info *fs_info,
 			key.offset = ref->offset;
 
 			/*
-			 * Found a inum that doesn't match our known inum, we
-			 * know it's shared.
+			 * If we have a share check context and a reference for
+			 * another inode, we can't exit immediately. This is
+			 * because even if this is a BTRFS_ADD_DELAYED_REF
+			 * reference we may find next a BTRFS_DROP_DELAYED_REF
+			 * which cancels out this ADD reference.
+			 *
+			 * If this is a DROP reference and there was no previous
+			 * ADD reference, then we need to signal that when we
+			 * process references from the extent tree (through
+			 * add_inline_refs() and add_keyed_refs()), we should
+			 * not exit early if we find a reference for another
+			 * inode, because one of the delayed DROP references
+			 * may cancel that reference in the extent tree.
 			 */
-			if (sc && sc->inum && ref->objectid != sc->inum) {
-				ret = BACKREF_FOUND_SHARED;
-				goto out;
-			}
+			if (sc && count < 0)
+				sc->have_delayed_delete_refs = true;
 
 			ret = add_indirect_ref(fs_info, preftrees, ref->root,
 					       &key, 0, node->bytenr, count, sc,
@@ -861,7 +872,7 @@ static int add_delayed_refs(const struct btrfs_fs_info *fs_info,
 	}
 	if (!ret)
 		ret = extent_is_shared(sc);
-out:
+
 	spin_unlock(&head->lock);
 	return ret;
 }
@@ -965,7 +976,8 @@ static int add_inline_refs(const struct btrfs_fs_info *fs_info,
 			key.type = BTRFS_EXTENT_DATA_KEY;
 			key.offset = btrfs_extent_data_ref_offset(leaf, dref);
 
-			if (sc && sc->inum && key.objectid != sc->inum) {
+			if (sc && sc->inum && key.objectid != sc->inum &&
+			    !sc->have_delayed_delete_refs) {
 				ret = BACKREF_FOUND_SHARED;
 				break;
 			}
@@ -975,6 +987,7 @@ static int add_inline_refs(const struct btrfs_fs_info *fs_info,
 			ret = add_indirect_ref(fs_info, preftrees, root,
 					       &key, 0, bytenr, count,
 					       sc, GFP_NOFS);
+
 			break;
 		}
 		default:
@@ -1064,7 +1077,8 @@ static int add_keyed_refs(struct btrfs_fs_info *fs_info,
 			key.type = BTRFS_EXTENT_DATA_KEY;
 			key.offset = btrfs_extent_data_ref_offset(leaf, dref);
 
-			if (sc && sc->inum && key.objectid != sc->inum) {
+			if (sc && sc->inum && key.objectid != sc->inum &&
+			    !sc->have_delayed_delete_refs) {
 				ret = BACKREF_FOUND_SHARED;
 				break;
 			}
@@ -1490,6 +1504,7 @@ int btrfs_check_shared(struct btrfs_root *root, u64 inum, u64 bytenr)
 		.root_objectid = root->objectid,
 		.inum = inum,
 		.share_count = 0,
+		.have_delayed_delete_refs = false,
 	};
 
 	tmp = ulist_alloc(GFP_NOFS);
@@ -1528,6 +1543,7 @@ int btrfs_check_shared(struct btrfs_root *root, u64 inum, u64 bytenr)
 			break;
 		bytenr = node->val;
 		shared.share_count = 0;
+		shared.have_delayed_delete_refs = false;
 		cond_resched();
 	}
 
diff --git linux-libre-4.19.263-gnu1/fs/kernfs/dir.c linux-libre-4.19.264-gnu1/fs/kernfs/dir.c
index 99627d3438e5..5a4e3aa8baf7 100644
--- linux-libre-4.19.263-gnu1/fs/kernfs/dir.c
+++ linux-libre-4.19.264-gnu1/fs/kernfs/dir.c
@@ -1513,8 +1513,11 @@ int kernfs_remove_by_name_ns(struct kernfs_node *parent, const char *name,
 	mutex_lock(&kernfs_mutex);
 
 	kn = kernfs_find_ns(parent, name, ns);
-	if (kn)
+	if (kn) {
+		kernfs_get(kn);
 		__kernfs_remove(kn);
+		kernfs_put(kn);
+	}
 
 	mutex_unlock(&kernfs_mutex);
 
diff --git linux-libre-4.19.263-gnu1/fs/ocfs2/namei.c linux-libre-4.19.264-gnu1/fs/ocfs2/namei.c
index b7ca84bc3df7..d437b2192522 100644
--- linux-libre-4.19.263-gnu1/fs/ocfs2/namei.c
+++ linux-libre-4.19.264-gnu1/fs/ocfs2/namei.c
@@ -245,6 +245,7 @@ static int ocfs2_mknod(struct inode *dir,
 	handle_t *handle = NULL;
 	struct ocfs2_super *osb;
 	struct ocfs2_dinode *dirfe;
+	struct ocfs2_dinode *fe = NULL;
 	struct buffer_head *new_fe_bh = NULL;
 	struct inode *inode = NULL;
 	struct ocfs2_alloc_context *inode_ac = NULL;
@@ -395,6 +396,7 @@ static int ocfs2_mknod(struct inode *dir,
 		goto leave;
 	}
 
+	fe = (struct ocfs2_dinode *) new_fe_bh->b_data;
 	if (S_ISDIR(mode)) {
 		status = ocfs2_fill_new_dir(osb, handle, dir, inode,
 					    new_fe_bh, data_ac, meta_ac);
@@ -460,8 +462,11 @@ static int ocfs2_mknod(struct inode *dir,
 leave:
 	if (status < 0 && did_quota_inode)
 		dquot_free_inode(inode);
-	if (handle)
+	if (handle) {
+		if (status < 0 && fe)
+			ocfs2_set_links_count(fe, 0);
 		ocfs2_commit_trans(osb, handle);
+	}
 
 	ocfs2_inode_unlock(dir, 1);
 	if (did_block_signals)
@@ -639,18 +644,9 @@ static int ocfs2_mknod_locked(struct ocfs2_super *osb,
 		return status;
 	}
 
-	status = __ocfs2_mknod_locked(dir, inode, dev, new_fe_bh,
+	return __ocfs2_mknod_locked(dir, inode, dev, new_fe_bh,
 				    parent_fe_bh, handle, inode_ac,
 				    fe_blkno, suballoc_loc, suballoc_bit);
-	if (status < 0) {
-		u64 bg_blkno = ocfs2_which_suballoc_group(fe_blkno, suballoc_bit);
-		int tmp = ocfs2_free_suballoc_bits(handle, inode_ac->ac_inode,
-				inode_ac->ac_bh, suballoc_bit, bg_blkno, 1);
-		if (tmp)
-			mlog_errno(tmp);
-	}
-
-	return status;
 }
 
 static int ocfs2_mkdir(struct inode *dir,
@@ -2031,8 +2027,11 @@ bail:
 					ocfs2_clusters_to_bytes(osb->sb, 1));
 	if (status < 0 && did_quota_inode)
 		dquot_free_inode(inode);
-	if (handle)
+	if (handle) {
+		if (status < 0 && fe)
+			ocfs2_set_links_count(fe, 0);
 		ocfs2_commit_trans(osb, handle);
+	}
 
 	ocfs2_inode_unlock(dir, 1);
 	if (did_block_signals)
diff --git linux-libre-4.19.263-gnu1/fs/proc/task_mmu.c linux-libre-4.19.264-gnu1/fs/proc/task_mmu.c
index efa6273c0006..dc63d4c6029e 100644
--- linux-libre-4.19.263-gnu1/fs/proc/task_mmu.c
+++ linux-libre-4.19.264-gnu1/fs/proc/task_mmu.c
@@ -843,7 +843,7 @@ static int show_smaps_rollup(struct seq_file *m, void *v)
 		last_vma_end = vma->vm_end;
 	}
 
-	show_vma_header_prefix(m, priv->mm->mmap->vm_start,
+	show_vma_header_prefix(m, priv->mm->mmap ? priv->mm->mmap->vm_start : 0,
 			       last_vma_end, 0, 0, 0, 0);
 	seq_pad(m, ' ');
 	seq_puts(m, "[rollup]\n");
diff --git linux-libre-4.19.263-gnu1/include/uapi/linux/videodev2.h linux-libre-4.19.264-gnu1/include/uapi/linux/videodev2.h
index b73f4423bc09..ad6a633f5848 100644
--- linux-libre-4.19.263-gnu1/include/uapi/linux/videodev2.h
+++ linux-libre-4.19.264-gnu1/include/uapi/linux/videodev2.h
@@ -1418,7 +1418,8 @@ struct v4l2_bt_timings {
 	((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt))
 #define V4L2_DV_BT_BLANKING_HEIGHT(bt) \
 	((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + \
-	 (bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch)
+	 ((bt)->interlaced ? \
+	  ((bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch) : 0))
 #define V4L2_DV_BT_FRAME_HEIGHT(bt) \
 	((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt))
 
diff --git linux-libre-4.19.263-gnu1/kernel/power/hibernate.c linux-libre-4.19.264-gnu1/kernel/power/hibernate.c
index 6abdfdf571ee..6737ae6ffbae 100644
--- linux-libre-4.19.263-gnu1/kernel/power/hibernate.c
+++ linux-libre-4.19.264-gnu1/kernel/power/hibernate.c
@@ -626,7 +626,7 @@ static void power_down(void)
 	int error;
 
 	if (hibernation_mode == HIBERNATION_SUSPEND) {
-		error = suspend_devices_and_enter(PM_SUSPEND_MEM);
+		error = suspend_devices_and_enter(mem_sleep_current);
 		if (error) {
 			hibernation_mode = hibernation_ops ?
 						HIBERNATION_PLATFORM :
diff --git linux-libre-4.19.263-gnu1/mm/hugetlb.c linux-libre-4.19.264-gnu1/mm/hugetlb.c
index 45e874fafdd7..47e98a5726c4 100644
--- linux-libre-4.19.263-gnu1/mm/hugetlb.c
+++ linux-libre-4.19.264-gnu1/mm/hugetlb.c
@@ -2116,11 +2116,11 @@ struct page *alloc_huge_page(struct vm_area_struct *vma,
 		page = alloc_buddy_huge_page_with_mpol(h, vma, addr);
 		if (!page)
 			goto out_uncharge_cgroup;
+		spin_lock(&hugetlb_lock);
 		if (!avoid_reserve && vma_has_reserves(vma, gbl_chg)) {
 			SetPagePrivate(page);
 			h->resv_huge_pages--;
 		}
-		spin_lock(&hugetlb_lock);
 		list_move(&page->lru, &h->hugepage_activelist);
 		/* Fall through */
 	}
diff --git linux-libre-4.19.263-gnu1/net/atm/mpoa_proc.c linux-libre-4.19.264-gnu1/net/atm/mpoa_proc.c
index 46d6cd9a36ae..c4e9538ac144 100644
--- linux-libre-4.19.263-gnu1/net/atm/mpoa_proc.c
+++ linux-libre-4.19.264-gnu1/net/atm/mpoa_proc.c
@@ -222,11 +222,12 @@ static ssize_t proc_mpc_write(struct file *file, const char __user *buff,
 	if (!page)
 		return -ENOMEM;
 
-	for (p = page, len = 0; len < nbytes; p++, len++) {
+	for (p = page, len = 0; len < nbytes; p++) {
 		if (get_user(*p, buff++)) {
 			free_page((unsigned long)page);
 			return -EFAULT;
 		}
+		len += 1;
 		if (*p == '\0' || *p == '\n')
 			break;
 	}
diff --git linux-libre-4.19.263-gnu1/net/core/net_namespace.c linux-libre-4.19.264-gnu1/net/core/net_namespace.c
index 3368624be5ec..56c240c98a56 100644
--- linux-libre-4.19.263-gnu1/net/core/net_namespace.c
+++ linux-libre-4.19.264-gnu1/net/core/net_namespace.c
@@ -112,6 +112,7 @@ static int net_assign_generic(struct net *net, unsigned int id, void *data)
 
 static int ops_init(const struct pernet_operations *ops, struct net *net)
 {
+	struct net_generic *ng;
 	int err = -ENOMEM;
 	void *data = NULL;
 
@@ -130,7 +131,13 @@ static int ops_init(const struct pernet_operations *ops, struct net *net)
 	if (!err)
 		return 0;
 
+	if (ops->id && ops->size) {
 cleanup:
+		ng = rcu_dereference_protected(net->gen,
+					       lockdep_is_held(&pernet_ops_rwsem));
+		ng->ptr[*ops->id] = NULL;
+	}
+
 	kfree(data);
 
 out:
diff --git linux-libre-4.19.263-gnu1/net/ieee802154/socket.c linux-libre-4.19.264-gnu1/net/ieee802154/socket.c
index 76ad550dd48e..ee1536de5fca 100644
--- linux-libre-4.19.263-gnu1/net/ieee802154/socket.c
+++ linux-libre-4.19.264-gnu1/net/ieee802154/socket.c
@@ -518,8 +518,10 @@ static int dgram_bind(struct sock *sk, struct sockaddr *uaddr, int len)
 	if (err < 0)
 		goto out;
 
-	if (addr->family != AF_IEEE802154)
+	if (addr->family != AF_IEEE802154) {
+		err = -EINVAL;
 		goto out;
+	}
 
 	ieee802154_addr_from_sa(&haddr, &addr->addr);
 	dev = ieee802154_get_dev(sock_net(sk), &haddr);
diff --git linux-libre-4.19.263-gnu1/net/ipv4/tcp_input.c linux-libre-4.19.264-gnu1/net/ipv4/tcp_input.c
index 079f150e480d..11716780667c 100644
--- linux-libre-4.19.263-gnu1/net/ipv4/tcp_input.c
+++ linux-libre-4.19.264-gnu1/net/ipv4/tcp_input.c
@@ -2035,7 +2035,8 @@ void tcp_enter_loss(struct sock *sk)
  */
 static bool tcp_check_sack_reneging(struct sock *sk, int flag)
 {
-	if (flag & FLAG_SACK_RENEGING) {
+	if (flag & FLAG_SACK_RENEGING &&
+	    flag & FLAG_SND_UNA_ADVANCED) {
 		struct tcp_sock *tp = tcp_sk(sk);
 		unsigned long delay = max(usecs_to_jiffies(tp->srtt_us >> 4),
 					  msecs_to_jiffies(10));
diff --git linux-libre-4.19.263-gnu1/net/kcm/kcmsock.c linux-libre-4.19.264-gnu1/net/kcm/kcmsock.c
index ef2543a4c1fc..f2fbccd3fcf4 100644
--- linux-libre-4.19.263-gnu1/net/kcm/kcmsock.c
+++ linux-libre-4.19.264-gnu1/net/kcm/kcmsock.c
@@ -164,7 +164,8 @@ static void kcm_rcv_ready(struct kcm_sock *kcm)
 	/* Buffer limit is okay now, add to ready list */
 	list_add_tail(&kcm->wait_rx_list,
 		      &kcm->mux->kcm_rx_waiters);
-	kcm->rx_wait = true;
+	/* paired with lockless reads in kcm_rfree() */
+	WRITE_ONCE(kcm->rx_wait, true);
 }
 
 static void kcm_rfree(struct sk_buff *skb)
@@ -180,7 +181,7 @@ static void kcm_rfree(struct sk_buff *skb)
 	/* For reading rx_wait and rx_psock without holding lock */
 	smp_mb__after_atomic();
 
-	if (!kcm->rx_wait && !kcm->rx_psock &&
+	if (!READ_ONCE(kcm->rx_wait) && !READ_ONCE(kcm->rx_psock) &&
 	    sk_rmem_alloc_get(sk) < sk->sk_rcvlowat) {
 		spin_lock_bh(&mux->rx_lock);
 		kcm_rcv_ready(kcm);
@@ -239,7 +240,8 @@ try_again:
 		if (kcm_queue_rcv_skb(&kcm->sk, skb)) {
 			/* Should mean socket buffer full */
 			list_del(&kcm->wait_rx_list);
-			kcm->rx_wait = false;
+			/* paired with lockless reads in kcm_rfree() */
+			WRITE_ONCE(kcm->rx_wait, false);
 
 			/* Commit rx_wait to read in kcm_free */
 			smp_wmb();
@@ -282,10 +284,12 @@ static struct kcm_sock *reserve_rx_kcm(struct kcm_psock *psock,
 	kcm = list_first_entry(&mux->kcm_rx_waiters,
 			       struct kcm_sock, wait_rx_list);
 	list_del(&kcm->wait_rx_list);
-	kcm->rx_wait = false;
+	/* paired with lockless reads in kcm_rfree() */
+	WRITE_ONCE(kcm->rx_wait, false);
 
 	psock->rx_kcm = kcm;
-	kcm->rx_psock = psock;
+	/* paired with lockless reads in kcm_rfree() */
+	WRITE_ONCE(kcm->rx_psock, psock);
 
 	spin_unlock_bh(&mux->rx_lock);
 
@@ -312,7 +316,8 @@ static void unreserve_rx_kcm(struct kcm_psock *psock,
 	spin_lock_bh(&mux->rx_lock);
 
 	psock->rx_kcm = NULL;
-	kcm->rx_psock = NULL;
+	/* paired with lockless reads in kcm_rfree() */
+	WRITE_ONCE(kcm->rx_psock, NULL);
 
 	/* Commit kcm->rx_psock before sk_rmem_alloc_get to sync with
 	 * kcm_rfree
@@ -1240,7 +1245,8 @@ static void kcm_recv_disable(struct kcm_sock *kcm)
 	if (!kcm->rx_psock) {
 		if (kcm->rx_wait) {
 			list_del(&kcm->wait_rx_list);
-			kcm->rx_wait = false;
+			/* paired with lockless reads in kcm_rfree() */
+			WRITE_ONCE(kcm->rx_wait, false);
 		}
 
 		requeue_rx_msgs(mux, &kcm->sk.sk_receive_queue);
@@ -1793,7 +1799,8 @@ static void kcm_done(struct kcm_sock *kcm)
 
 	if (kcm->rx_wait) {
 		list_del(&kcm->wait_rx_list);
-		kcm->rx_wait = false;
+		/* paired with lockless reads in kcm_rfree() */
+		WRITE_ONCE(kcm->rx_wait, false);
 	}
 	/* Move any pending receive messages to other kcm sockets */
 	requeue_rx_msgs(mux, &sk->sk_receive_queue);
diff --git linux-libre-4.19.263-gnu1/net/mac802154/rx.c linux-libre-4.19.264-gnu1/net/mac802154/rx.c
index 060ccd0e14ce..dc1a384bc137 100644
--- linux-libre-4.19.263-gnu1/net/mac802154/rx.c
+++ linux-libre-4.19.264-gnu1/net/mac802154/rx.c
@@ -140,7 +140,7 @@ static int
 ieee802154_parse_frame_start(struct sk_buff *skb, struct ieee802154_hdr *hdr)
 {
 	int hlen;
-	struct ieee802154_mac_cb *cb = mac_cb_init(skb);
+	struct ieee802154_mac_cb *cb = mac_cb(skb);
 
 	skb_reset_mac_header(skb);
 
@@ -302,8 +302,9 @@ void
 ieee802154_rx_irqsafe(struct ieee802154_hw *hw, struct sk_buff *skb, u8 lqi)
 {
 	struct ieee802154_local *local = hw_to_local(hw);
+	struct ieee802154_mac_cb *cb = mac_cb_init(skb);
 
-	mac_cb(skb)->lqi = lqi;
+	cb->lqi = lqi;
 	skb->pkt_type = IEEE802154_RX_MSG;
 	skb_queue_tail(&local->skb_queue, skb);
 	tasklet_schedule(&local->tasklet);
diff --git linux-libre-4.19.263-gnu1/net/openvswitch/datapath.c linux-libre-4.19.264-gnu1/net/openvswitch/datapath.c
index b4e3db194140..e9a10a66b4ca 100644
--- linux-libre-4.19.263-gnu1/net/openvswitch/datapath.c
+++ linux-libre-4.19.264-gnu1/net/openvswitch/datapath.c
@@ -1551,7 +1551,8 @@ static void ovs_dp_reset_user_features(struct sk_buff *skb, struct genl_info *in
 	if (IS_ERR(dp))
 		return;
 
-	WARN(dp->user_features, "Dropping previously announced user features\n");
+	pr_warn("%s: Dropping previously announced user features\n",
+		ovs_dp_name(dp));
 	dp->user_features = 0;
 }
 
diff --git linux-libre-4.19.263-gnu1/net/sched/sch_cake.c linux-libre-4.19.264-gnu1/net/sched/sch_cake.c
index 18c207b85d51..01a177cfa533 100644
--- linux-libre-4.19.263-gnu1/net/sched/sch_cake.c
+++ linux-libre-4.19.264-gnu1/net/sched/sch_cake.c
@@ -2149,8 +2149,12 @@ retry:
 
 static void cake_reset(struct Qdisc *sch)
 {
+	struct cake_sched_data *q = qdisc_priv(sch);
 	u32 c;
 
+	if (!q->tins)
+		return;
+
 	for (c = 0; c < CAKE_MAX_TINS; c++)
 		cake_clear_tin(sch, c);
 }
diff --git linux-libre-4.19.263-gnu1/net/tipc/discover.c linux-libre-4.19.264-gnu1/net/tipc/discover.c
index c138d68e8a69..0006c9f87199 100644
--- linux-libre-4.19.263-gnu1/net/tipc/discover.c
+++ linux-libre-4.19.264-gnu1/net/tipc/discover.c
@@ -146,8 +146,8 @@ static bool tipc_disc_addr_trial_msg(struct tipc_discoverer *d,
 {
 	struct net *net = d->net;
 	struct tipc_net *tn = tipc_net(net);
-	bool trial = time_before(jiffies, tn->addr_trial_end);
 	u32 self = tipc_own_addr(net);
+	bool trial = time_before(jiffies, tn->addr_trial_end) && !self;
 
 	if (mtyp == DSC_TRIAL_FAIL_MSG) {
 		if (!trial)
diff --git linux-libre-4.19.263-gnu1/net/tipc/topsrv.c linux-libre-4.19.264-gnu1/net/tipc/topsrv.c
index 1c4733153d74..5a88a93e67ef 100644
--- linux-libre-4.19.263-gnu1/net/tipc/topsrv.c
+++ linux-libre-4.19.264-gnu1/net/tipc/topsrv.c
@@ -457,12 +457,19 @@ static void tipc_conn_data_ready(struct sock *sk)
 static void tipc_topsrv_accept(struct work_struct *work)
 {
 	struct tipc_topsrv *srv = container_of(work, struct tipc_topsrv, awork);
-	struct socket *lsock = srv->listener;
-	struct socket *newsock;
+	struct socket *newsock, *lsock;
 	struct tipc_conn *con;
 	struct sock *newsk;
 	int ret;
 
+	spin_lock_bh(&srv->idr_lock);
+	if (!srv->listener) {
+		spin_unlock_bh(&srv->idr_lock);
+		return;
+	}
+	lsock = srv->listener;
+	spin_unlock_bh(&srv->idr_lock);
+
 	while (1) {
 		ret = kernel_accept(lsock, &newsock, O_NONBLOCK);
 		if (ret < 0)
@@ -496,7 +503,7 @@ static void tipc_topsrv_listener_data_ready(struct sock *sk)
 
 	read_lock_bh(&sk->sk_callback_lock);
 	srv = sk->sk_user_data;
-	if (srv->listener)
+	if (srv)
 		queue_work(srv->rcv_wq, &srv->awork);
 	read_unlock_bh(&sk->sk_callback_lock);
 }
@@ -575,7 +582,7 @@ bool tipc_topsrv_kern_subscr(struct net *net, u32 port, u32 type, u32 lower,
 	sub.seq.upper = upper;
 	sub.timeout = TIPC_WAIT_FOREVER;
 	sub.filter = filter;
-	*(u32 *)&sub.usr_handle = port;
+	*(u64 *)&sub.usr_handle = (u64)port;
 
 	con = tipc_conn_alloc(tipc_topsrv(net));
 	if (IS_ERR(con))
@@ -706,8 +713,9 @@ static void tipc_topsrv_stop(struct net *net)
 	__module_get(lsock->sk->sk_prot_creator->owner);
 	srv->listener = NULL;
 	spin_unlock_bh(&srv->idr_lock);
-	sock_release(lsock);
+
 	tipc_topsrv_work_stop(srv);
+	sock_release(lsock);
 	idr_destroy(&srv->conn_idr);
 	kfree(srv);
 }
diff --git linux-libre-4.19.263-gnu1/sound/aoa/soundbus/i2sbus/core.c linux-libre-4.19.264-gnu1/sound/aoa/soundbus/i2sbus/core.c
index 000b58522106..2811e1f1e2fa 100644
--- linux-libre-4.19.263-gnu1/sound/aoa/soundbus/i2sbus/core.c
+++ linux-libre-4.19.264-gnu1/sound/aoa/soundbus/i2sbus/core.c
@@ -148,6 +148,7 @@ static int i2sbus_get_and_fixup_rsrc(struct device_node *np, int index,
 	return rc;
 }
 
+/* Returns 1 if added, 0 for otherwise; don't return a negative value! */
 /* FIXME: look at device node refcounting */
 static int i2sbus_add_dev(struct macio_dev *macio,
 			  struct i2sbus_control *control,
@@ -213,7 +214,7 @@ static int i2sbus_add_dev(struct macio_dev *macio,
 	 * either as the second one in that case is just a modem. */
 	if (!ok) {
 		kfree(dev);
-		return -ENODEV;
+		return 0;
 	}
 
 	mutex_init(&dev->lock);
@@ -302,6 +303,10 @@ static int i2sbus_add_dev(struct macio_dev *macio,
 
 	if (soundbus_add_one(&dev->sound)) {
 		printk(KERN_DEBUG "i2sbus: device registration error!\n");
+		if (dev->sound.ofdev.dev.kobj.state_initialized) {
+			soundbus_dev_put(&dev->sound);
+			return 0;
+		}
 		goto err;
 	}
 
diff --git linux-libre-4.19.263-gnu1/sound/pci/ac97/ac97_codec.c linux-libre-4.19.264-gnu1/sound/pci/ac97/ac97_codec.c
index 34d75d4fb93f..a276c4283c7b 100644
--- linux-libre-4.19.263-gnu1/sound/pci/ac97/ac97_codec.c
+++ linux-libre-4.19.264-gnu1/sound/pci/ac97/ac97_codec.c
@@ -1965,6 +1965,7 @@ static int snd_ac97_dev_register(struct snd_device *device)
 		     snd_ac97_get_short_name(ac97));
 	if ((err = device_register(&ac97->dev)) < 0) {
 		ac97_err(ac97, "Can't register ac97 bus\n");
+		put_device(&ac97->dev);
 		ac97->dev.bus = NULL;
 		return err;
 	}
diff --git linux-libre-4.19.263-gnu1/sound/pci/au88x0/au88x0.h linux-libre-4.19.264-gnu1/sound/pci/au88x0/au88x0.h
index e3e31f07d766..631eafc4143e 100644
--- linux-libre-4.19.263-gnu1/sound/pci/au88x0/au88x0.h
+++ linux-libre-4.19.264-gnu1/sound/pci/au88x0/au88x0.h
@@ -153,7 +153,7 @@ struct snd_vortex {
 #ifndef CHIP_AU8810
 	stream_t dma_wt[NR_WT];
 	wt_voice_t wt_voice[NR_WT];	/* WT register cache. */
-	char mixwt[(NR_WT / NR_WTPB) * 6];	/* WT mixin objects */
+	s8 mixwt[(NR_WT / NR_WTPB) * 6];	/* WT mixin objects */
 #endif
 
 	/* Global resources */
@@ -247,8 +247,8 @@ static int vortex_alsafmt_aspfmt(snd_pcm_format_t alsafmt, vortex_t *v);
 static void vortex_connect_default(vortex_t * vortex, int en);
 static int vortex_adb_allocroute(vortex_t * vortex, int dma, int nr_ch,
 				 int dir, int type, int subdev);
-static char vortex_adb_checkinout(vortex_t * vortex, int resmap[], int out,
-				  int restype);
+static int vortex_adb_checkinout(vortex_t * vortex, int resmap[], int out,
+				 int restype);
 #ifndef CHIP_AU8810
 static int vortex_wt_allocroute(vortex_t * vortex, int dma, int nr_ch);
 static void vortex_wt_connect(vortex_t * vortex, int en);
diff --git linux-libre-4.19.263-gnu1/sound/pci/au88x0/au88x0_core.c linux-libre-4.19.264-gnu1/sound/pci/au88x0/au88x0_core.c
index 2e5b460a847c..49e5bd078ad0 100644
--- linux-libre-4.19.263-gnu1/sound/pci/au88x0/au88x0_core.c
+++ linux-libre-4.19.264-gnu1/sound/pci/au88x0/au88x0_core.c
@@ -2004,7 +2004,7 @@ static int resnum[VORTEX_RESOURCE_LAST] =
  out: Mean checkout if != 0. Else mean Checkin resource.
  restype: Indicates type of resource to be checked in or out.
 */
-static char
+static int
 vortex_adb_checkinout(vortex_t * vortex, int resmap[], int out, int restype)
 {
 	int i, qty = resnum[restype], resinuse = 0;
diff --git linux-libre-4.19.263-gnu1/sound/synth/emux/emux.c linux-libre-4.19.264-gnu1/sound/synth/emux/emux.c
index d8140ad98d5f..6f6f40fbe548 100644
--- linux-libre-4.19.263-gnu1/sound/synth/emux/emux.c
+++ linux-libre-4.19.264-gnu1/sound/synth/emux/emux.c
@@ -138,15 +138,10 @@ EXPORT_SYMBOL(snd_emux_register);
  */
 int snd_emux_free(struct snd_emux *emu)
 {
-	unsigned long flags;
-
 	if (! emu)
 		return -EINVAL;
 
-	spin_lock_irqsave(&emu->voice_lock, flags);
-	if (emu->timer_active)
-		del_timer(&emu->tlist);
-	spin_unlock_irqrestore(&emu->voice_lock, flags);
+	del_timer_sync(&emu->tlist);
 
 	snd_emux_proc_free(emu);
 	snd_emux_delete_virmidi(emu);
diff --git linux-libre-4.19.263-gnu1/tools/iio/iio_utils.c linux-libre-4.19.264-gnu1/tools/iio/iio_utils.c
index 55272fef3b50..d60a252577f0 100644
--- linux-libre-4.19.263-gnu1/tools/iio/iio_utils.c
+++ linux-libre-4.19.264-gnu1/tools/iio/iio_utils.c
@@ -546,6 +546,10 @@ static int calc_digits(int num)
 {
 	int count = 0;
 
+	/* It takes a digit to represent zero */
+	if (!num)
+		return 1;
+
 	while (num != 0) {
 		num /= 10;
 		count++;
diff --git linux-libre-4.19.263-gnu1/tools/perf/util/auxtrace.c linux-libre-4.19.264-gnu1/tools/perf/util/auxtrace.c
index f7c4dcb9d582..05cbdb6e6be8 100644
--- linux-libre-4.19.263-gnu1/tools/perf/util/auxtrace.c
+++ linux-libre-4.19.264-gnu1/tools/perf/util/auxtrace.c
@@ -1678,11 +1678,19 @@ struct sym_args {
 	bool		near;
 };
 
+static bool kern_sym_name_match(const char *kname, const char *name)
+{
+	size_t n = strlen(name);
+
+	return !strcmp(kname, name) ||
+	       (!strncmp(kname, name, n) && kname[n] == '\t');
+}
+
 static bool kern_sym_match(struct sym_args *args, const char *name, char type)
 {
 	/* A function with the same name, and global or the n'th found or any */
 	return kallsyms__is_function(type) &&
-	       !strcmp(name, args->name) &&
+	       kern_sym_name_match(name, args->name) &&
 	       ((args->global && isupper(type)) ||
 		(args->selected && ++(args->cnt) == args->idx) ||
 		(!args->global && !args->selected));
diff --git linux-libre-4.19.263-gnu1/virt/kvm/arm/vgic/vgic-its.c linux-libre-4.19.264-gnu1/virt/kvm/arm/vgic/vgic-its.c
index f139b1c62ca3..cb36774a750c 100644
--- linux-libre-4.19.263-gnu1/virt/kvm/arm/vgic/vgic-its.c
+++ linux-libre-4.19.264-gnu1/virt/kvm/arm/vgic/vgic-its.c
@@ -1915,7 +1915,7 @@ static int scan_its_table(struct vgic_its *its, gpa_t base, int size, u32 esz,
 
 	memset(entry, 0, esz);
 
-	while (len > 0) {
+	while (true) {
 		int next_offset;
 		size_t byte_offset;
 
@@ -1928,6 +1928,9 @@ static int scan_its_table(struct vgic_its *its, gpa_t base, int size, u32 esz,
 			return next_offset;
 
 		byte_offset = next_offset * esz;
+		if (byte_offset >= len)
+			break;
+
 		id += next_offset;
 		gpa += byte_offset;
 		len -= byte_offset;
