diff --git linux-libre-5.4.275-gnu1/Makefile linux-libre-5.4.276-gnu1/Makefile
index 65748905bbc3..eca1bc764f41 100644
--- linux-libre-5.4.275-gnu1/Makefile
+++ linux-libre-5.4.276-gnu1/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 5
 PATCHLEVEL = 4
-SUBLEVEL = 275
+SUBLEVEL = 276
 EXTRAVERSION = -gnu1
 NAME = Kleptomaniac Octopus
 
diff --git linux-libre-5.4.275-gnu1/arch/mips/include/asm/ptrace.h linux-libre-5.4.276-gnu1/arch/mips/include/asm/ptrace.h
index 2849a9b65a05..ae578860f729 100644
--- linux-libre-5.4.275-gnu1/arch/mips/include/asm/ptrace.h
+++ linux-libre-5.4.276-gnu1/arch/mips/include/asm/ptrace.h
@@ -157,7 +157,7 @@ static inline long regs_return_value(struct pt_regs *regs)
 #define instruction_pointer(regs) ((regs)->cp0_epc)
 #define profile_pc(regs) instruction_pointer(regs)
 
-extern asmlinkage long syscall_trace_enter(struct pt_regs *regs, long syscall);
+extern asmlinkage long syscall_trace_enter(struct pt_regs *regs);
 extern asmlinkage void syscall_trace_leave(struct pt_regs *regs);
 
 extern void die(const char *, struct pt_regs *) __noreturn;
diff --git linux-libre-5.4.275-gnu1/arch/mips/kernel/asm-offsets.c linux-libre-5.4.276-gnu1/arch/mips/kernel/asm-offsets.c
index aebfda81120a..6c5269d3aacb 100644
--- linux-libre-5.4.275-gnu1/arch/mips/kernel/asm-offsets.c
+++ linux-libre-5.4.276-gnu1/arch/mips/kernel/asm-offsets.c
@@ -100,6 +100,7 @@ void output_thread_info_defines(void)
 	OFFSET(TI_PRE_COUNT, thread_info, preempt_count);
 	OFFSET(TI_ADDR_LIMIT, thread_info, addr_limit);
 	OFFSET(TI_REGS, thread_info, regs);
+	OFFSET(TI_SYSCALL, thread_info, syscall);
 	DEFINE(_THREAD_SIZE, THREAD_SIZE);
 	DEFINE(_THREAD_MASK, THREAD_MASK);
 	DEFINE(_IRQ_STACK_SIZE, IRQ_STACK_SIZE);
diff --git linux-libre-5.4.275-gnu1/arch/mips/kernel/ptrace.c linux-libre-5.4.276-gnu1/arch/mips/kernel/ptrace.c
index 414b6e9c900b..cfb548fd2712 100644
--- linux-libre-5.4.275-gnu1/arch/mips/kernel/ptrace.c
+++ linux-libre-5.4.276-gnu1/arch/mips/kernel/ptrace.c
@@ -1399,16 +1399,13 @@ long arch_ptrace(struct task_struct *child, long request,
  * Notification of system call entry/exit
  * - triggered by current->work.syscall_trace
  */
-asmlinkage long syscall_trace_enter(struct pt_regs *regs, long syscall)
+asmlinkage long syscall_trace_enter(struct pt_regs *regs)
 {
 	user_exit();
 
-	current_thread_info()->syscall = syscall;
-
 	if (test_thread_flag(TIF_SYSCALL_TRACE)) {
 		if (tracehook_report_syscall_entry(regs))
 			return -1;
-		syscall = current_thread_info()->syscall;
 	}
 
 #ifdef CONFIG_SECCOMP
@@ -1417,7 +1414,7 @@ asmlinkage long syscall_trace_enter(struct pt_regs *regs, long syscall)
 		struct seccomp_data sd;
 		unsigned long args[6];
 
-		sd.nr = syscall;
+		sd.nr = current_thread_info()->syscall;
 		sd.arch = syscall_get_arch(current);
 		syscall_get_arguments(current, regs, args);
 		for (i = 0; i < 6; i++)
@@ -1427,23 +1424,23 @@ asmlinkage long syscall_trace_enter(struct pt_regs *regs, long syscall)
 		ret = __secure_computing(&sd);
 		if (ret == -1)
 			return ret;
-		syscall = current_thread_info()->syscall;
 	}
 #endif
 
 	if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT)))
 		trace_sys_enter(regs, regs->regs[2]);
 
-	audit_syscall_entry(syscall, regs->regs[4], regs->regs[5],
+	audit_syscall_entry(current_thread_info()->syscall,
+			    regs->regs[4], regs->regs[5],
 			    regs->regs[6], regs->regs[7]);
 
 	/*
 	 * Negative syscall numbers are mistaken for rejected syscalls, but
 	 * won't have had the return value set appropriately, so we do so now.
 	 */
-	if (syscall < 0)
+	if (current_thread_info()->syscall < 0)
 		syscall_set_return_value(current, regs, -ENOSYS, 0);
-	return syscall;
+	return current_thread_info()->syscall;
 }
 
 /*
diff --git linux-libre-5.4.275-gnu1/arch/mips/kernel/scall32-o32.S linux-libre-5.4.276-gnu1/arch/mips/kernel/scall32-o32.S
index b449b68662a9..80747719a35c 100644
--- linux-libre-5.4.275-gnu1/arch/mips/kernel/scall32-o32.S
+++ linux-libre-5.4.276-gnu1/arch/mips/kernel/scall32-o32.S
@@ -80,6 +80,18 @@ loads_done:
 	PTR	load_a7, bad_stack_a7
 	.previous
 
+	/*
+	 * syscall number is in v0 unless we called syscall(__NR_###)
+	 * where the real syscall number is in a0
+	 */
+	subu	t2, v0,  __NR_O32_Linux
+	bnez	t2, 1f /* __NR_syscall at offset 0 */
+	LONG_S	a0, TI_SYSCALL($28)	# Save a0 as syscall number
+	b	2f
+1:
+	LONG_S	v0, TI_SYSCALL($28)	# Save v0 as syscall number
+2:
+
 	lw	t0, TI_FLAGS($28)	# syscall tracing enabled?
 	li	t1, _TIF_WORK_SYSCALL_ENTRY
 	and	t0, t1
@@ -117,16 +129,7 @@ syscall_trace_entry:
 	SAVE_STATIC
 	move	a0, sp
 
-	/*
-	 * syscall number is in v0 unless we called syscall(__NR_###)
-	 * where the real syscall number is in a0
-	 */
-	move	a1, v0
-	subu	t2, v0,  __NR_O32_Linux
-	bnez	t2, 1f /* __NR_syscall at offset 0 */
-	lw	a1, PT_R4(sp)
-
-1:	jal	syscall_trace_enter
+	jal	syscall_trace_enter
 
 	bltz	v0, 1f			# seccomp failed? Skip syscall
 
diff --git linux-libre-5.4.275-gnu1/arch/mips/kernel/scall64-n32.S linux-libre-5.4.276-gnu1/arch/mips/kernel/scall64-n32.S
index 35d8c86b160e..a8679e34c95e 100644
--- linux-libre-5.4.275-gnu1/arch/mips/kernel/scall64-n32.S
+++ linux-libre-5.4.276-gnu1/arch/mips/kernel/scall64-n32.S
@@ -44,6 +44,8 @@ NESTED(handle_sysn32, PT_SIZE, sp)
 
 	sd	a3, PT_R26(sp)		# save a3 for syscall restarting
 
+	LONG_S	v0, TI_SYSCALL($28)     # Store syscall number
+
 	li	t1, _TIF_WORK_SYSCALL_ENTRY
 	LONG_L	t0, TI_FLAGS($28)	# syscall tracing enabled?
 	and	t0, t1, t0
@@ -72,7 +74,6 @@ syscall_common:
 n32_syscall_trace_entry:
 	SAVE_STATIC
 	move	a0, sp
-	move	a1, v0
 	jal	syscall_trace_enter
 
 	bltz	v0, 1f			# seccomp failed? Skip syscall
diff --git linux-libre-5.4.275-gnu1/arch/mips/kernel/scall64-n64.S linux-libre-5.4.276-gnu1/arch/mips/kernel/scall64-n64.S
index 23b2e2b1609c..a3b5ab509b41 100644
--- linux-libre-5.4.275-gnu1/arch/mips/kernel/scall64-n64.S
+++ linux-libre-5.4.276-gnu1/arch/mips/kernel/scall64-n64.S
@@ -47,6 +47,8 @@ NESTED(handle_sys64, PT_SIZE, sp)
 
 	sd	a3, PT_R26(sp)		# save a3 for syscall restarting
 
+	LONG_S	v0, TI_SYSCALL($28)     # Store syscall number
+
 	li	t1, _TIF_WORK_SYSCALL_ENTRY
 	LONG_L	t0, TI_FLAGS($28)	# syscall tracing enabled?
 	and	t0, t1, t0
@@ -83,7 +85,6 @@ n64_syscall_exit:
 syscall_trace_entry:
 	SAVE_STATIC
 	move	a0, sp
-	move	a1, v0
 	jal	syscall_trace_enter
 
 	bltz	v0, 1f			# seccomp failed? Skip syscall
diff --git linux-libre-5.4.275-gnu1/arch/mips/kernel/scall64-o32.S linux-libre-5.4.276-gnu1/arch/mips/kernel/scall64-o32.S
index 41df8221bb8f..d8f41e919c17 100644
--- linux-libre-5.4.275-gnu1/arch/mips/kernel/scall64-o32.S
+++ linux-libre-5.4.276-gnu1/arch/mips/kernel/scall64-o32.S
@@ -79,6 +79,22 @@ loads_done:
 	PTR	load_a7, bad_stack_a7
 	.previous
 
+	/*
+	 * absolute syscall number is in v0 unless we called syscall(__NR_###)
+	 * where the real syscall number is in a0
+	 * note: NR_syscall is the first O32 syscall but the macro is
+	 * only defined when compiling with -mabi=32 (CONFIG_32BIT)
+	 * therefore __NR_O32_Linux is used (4000)
+	 */
+
+	subu	t2, v0,  __NR_O32_Linux
+	bnez	t2, 1f /* __NR_syscall at offset 0 */
+	LONG_S	a0, TI_SYSCALL($28)	# Save a0 as syscall number
+	b	2f
+1:
+	LONG_S	v0, TI_SYSCALL($28)	# Save v0 as syscall number
+2:
+
 	li	t1, _TIF_WORK_SYSCALL_ENTRY
 	LONG_L	t0, TI_FLAGS($28)	# syscall tracing enabled?
 	and	t0, t1, t0
@@ -113,22 +129,7 @@ trace_a_syscall:
 	sd	a7, PT_R11(sp)		# For indirect syscalls
 
 	move	a0, sp
-	/*
-	 * absolute syscall number is in v0 unless we called syscall(__NR_###)
-	 * where the real syscall number is in a0
-	 * note: NR_syscall is the first O32 syscall but the macro is
-	 * only defined when compiling with -mabi=32 (CONFIG_32BIT)
-	 * therefore __NR_O32_Linux is used (4000)
-	 */
-	.set	push
-	.set	reorder
-	subu	t1, v0,  __NR_O32_Linux
-	move	a1, v0
-	bnez	t1, 1f /* __NR_syscall at offset 0 */
-	ld	a1, PT_R4(sp) /* Arg1 for __NR_syscall case */
-	.set	pop
-
-1:	jal	syscall_trace_enter
+	jal	syscall_trace_enter
 
 	bltz	v0, 1f			# seccomp failed? Skip syscall
 
diff --git linux-libre-5.4.275-gnu1/arch/s390/mm/gmap.c linux-libre-5.4.276-gnu1/arch/s390/mm/gmap.c
index 19ee8355b2a7..5c41d1ab2a62 100644
--- linux-libre-5.4.275-gnu1/arch/s390/mm/gmap.c
+++ linux-libre-5.4.276-gnu1/arch/s390/mm/gmap.c
@@ -2610,7 +2610,7 @@ static int __s390_enable_skey_hugetlb(pte_t *pte, unsigned long addr,
 		return 0;
 
 	start = pmd_val(*pmd) & HPAGE_MASK;
-	end = start + HPAGE_SIZE - 1;
+	end = start + HPAGE_SIZE;
 	__storage_key_init_range(start, end);
 	set_bit(PG_arch_1, &page->flags);
 	cond_resched();
diff --git linux-libre-5.4.275-gnu1/arch/s390/mm/hugetlbpage.c linux-libre-5.4.276-gnu1/arch/s390/mm/hugetlbpage.c
index ff8234bca56c..6b688e3498c0 100644
--- linux-libre-5.4.275-gnu1/arch/s390/mm/hugetlbpage.c
+++ linux-libre-5.4.276-gnu1/arch/s390/mm/hugetlbpage.c
@@ -146,7 +146,7 @@ static void clear_huge_pte_skeys(struct mm_struct *mm, unsigned long rste)
 	}
 
 	if (!test_and_set_bit(PG_arch_1, &page->flags))
-		__storage_key_init_range(paddr, paddr + size - 1);
+		__storage_key_init_range(paddr, paddr + size);
 }
 
 void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
diff --git linux-libre-5.4.275-gnu1/drivers/ata/sata_gemini.c linux-libre-5.4.276-gnu1/drivers/ata/sata_gemini.c
index 6fd54e968d10..1564472fd5d5 100644
--- linux-libre-5.4.275-gnu1/drivers/ata/sata_gemini.c
+++ linux-libre-5.4.276-gnu1/drivers/ata/sata_gemini.c
@@ -201,7 +201,10 @@ int gemini_sata_start_bridge(struct sata_gemini *sg, unsigned int bridge)
 		pclk = sg->sata0_pclk;
 	else
 		pclk = sg->sata1_pclk;
-	clk_enable(pclk);
+	ret = clk_enable(pclk);
+	if (ret)
+		return ret;
+
 	msleep(10);
 
 	/* Do not keep clocking a bridge that is not online */
diff --git linux-libre-5.4.275-gnu1/drivers/clk/clk.c linux-libre-5.4.276-gnu1/drivers/clk/clk.c
index 59a77587da47..56be3f97c265 100644
--- linux-libre-5.4.275-gnu1/drivers/clk/clk.c
+++ linux-libre-5.4.276-gnu1/drivers/clk/clk.c
@@ -4061,7 +4061,8 @@ void clk_unregister(struct clk *clk)
 	if (clk->core->ops == &clk_nodrv_ops) {
 		pr_err("%s: unregistered clock: %s\n", __func__,
 		       clk->core->name);
-		goto unlock;
+		clk_prepare_unlock();
+		return;
 	}
 	/*
 	 * Assign empty clock ops for consumers that might still hold
@@ -4092,11 +4093,10 @@ void clk_unregister(struct clk *clk)
 	if (clk->core->protect_count)
 		pr_warn("%s: unregistering protected clock: %s\n",
 					__func__, clk->core->name);
+	clk_prepare_unlock();
 
 	kref_put(&clk->core->ref, __clk_release);
 	free_clk(clk);
-unlock:
-	clk_prepare_unlock();
 }
 EXPORT_SYMBOL_GPL(clk_unregister);
 
@@ -4258,13 +4258,11 @@ void __clk_put(struct clk *clk)
 	    clk->max_rate < clk->core->req_rate)
 		clk_core_set_rate_nolock(clk->core, clk->core->req_rate);
 
-	owner = clk->core->owner;
-	kref_put(&clk->core->ref, __clk_release);
-
 	clk_prepare_unlock();
 
+	owner = clk->core->owner;
+	kref_put(&clk->core->ref, __clk_release);
 	module_put(owner);
-
 	free_clk(clk);
 }
 
diff --git linux-libre-5.4.275-gnu1/drivers/clk/sunxi-ng/ccu-sun50i-h6.c linux-libre-5.4.276-gnu1/drivers/clk/sunxi-ng/ccu-sun50i-h6.c
index 2f00f1b7b9c0..c02f4e4a69e4 100644
--- linux-libre-5.4.275-gnu1/drivers/clk/sunxi-ng/ccu-sun50i-h6.c
+++ linux-libre-5.4.276-gnu1/drivers/clk/sunxi-ng/ccu-sun50i-h6.c
@@ -1172,12 +1172,19 @@ static const u32 usb2_clk_regs[] = {
 	SUN50I_H6_USB3_CLK_REG,
 };
 
+static struct ccu_mux_nb sun50i_h6_cpu_nb = {
+	.common		= &cpux_clk.common,
+	.cm		= &cpux_clk.mux,
+	.delay_us       = 1,
+	.bypass_index   = 0, /* index of 24 MHz oscillator */
+};
+
 static int sun50i_h6_ccu_probe(struct platform_device *pdev)
 {
 	struct resource *res;
 	void __iomem *reg;
+	int i, ret;
 	u32 val;
-	int i;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	reg = devm_ioremap_resource(&pdev->dev, res);
@@ -1231,7 +1238,15 @@ static int sun50i_h6_ccu_probe(struct platform_device *pdev)
 	val |= BIT(24);
 	writel(val, reg + SUN50I_H6_HDMI_CEC_CLK_REG);
 
-	return sunxi_ccu_probe(pdev->dev.of_node, reg, &sun50i_h6_ccu_desc);
+	ret = sunxi_ccu_probe(pdev->dev.of_node, reg, &sun50i_h6_ccu_desc);
+	if (ret)
+		return ret;
+
+	/* Reparent CPU during PLL CPUX rate changes */
+	ccu_mux_notifier_register(pll_cpux_clk.common.hw.clk,
+				  &sun50i_h6_cpu_nb);
+
+	return 0;
 }
 
 static const struct of_device_id sun50i_h6_ccu_ids[] = {
diff --git linux-libre-5.4.275-gnu1/drivers/firewire/nosy.c linux-libre-5.4.276-gnu1/drivers/firewire/nosy.c
index 9ee747a85ee4..8bb609085911 100644
--- linux-libre-5.4.275-gnu1/drivers/firewire/nosy.c
+++ linux-libre-5.4.276-gnu1/drivers/firewire/nosy.c
@@ -148,10 +148,12 @@ packet_buffer_get(struct client *client, char __user *data, size_t user_length)
 	if (atomic_read(&buffer->size) == 0)
 		return -ENODEV;
 
-	/* FIXME: Check length <= user_length. */
+	length = buffer->head->length;
+
+	if (length > user_length)
+		return 0;
 
 	end = buffer->data + buffer->capacity;
-	length = buffer->head->length;
 
 	if (&buffer->head->data[length] < end) {
 		if (copy_to_user(data, buffer->head->data, length))
diff --git linux-libre-5.4.275-gnu1/drivers/firewire/ohci.c linux-libre-5.4.276-gnu1/drivers/firewire/ohci.c
index 6603f13f5de9..2db5448c4293 100644
--- linux-libre-5.4.275-gnu1/drivers/firewire/ohci.c
+++ linux-libre-5.4.276-gnu1/drivers/firewire/ohci.c
@@ -2053,6 +2053,8 @@ static void bus_reset_work(struct work_struct *work)
 
 	ohci->generation = generation;
 	reg_write(ohci, OHCI1394_IntEventClear, OHCI1394_busReset);
+	if (param_debug & OHCI_PARAM_DEBUG_BUSRESETS)
+		reg_write(ohci, OHCI1394_IntMaskSet, OHCI1394_busReset);
 
 	if (ohci->quirks & QUIRK_RESET_PACKET)
 		ohci->request_generation = generation;
@@ -2119,12 +2121,14 @@ static irqreturn_t irq_handler(int irq, void *data)
 		return IRQ_NONE;
 
 	/*
-	 * busReset and postedWriteErr must not be cleared yet
+	 * busReset and postedWriteErr events must not be cleared yet
 	 * (OHCI 1.1 clauses 7.2.3.2 and 13.2.8.1)
 	 */
 	reg_write(ohci, OHCI1394_IntEventClear,
 		  event & ~(OHCI1394_busReset | OHCI1394_postedWriteErr));
 	log_irqs(ohci, event);
+	if (event & OHCI1394_busReset)
+		reg_write(ohci, OHCI1394_IntMaskClear, OHCI1394_busReset);
 
 	if (event & OHCI1394_selfIDComplete)
 		queue_work(selfid_workqueue, &ohci->bus_reset_work);
diff --git linux-libre-5.4.275-gnu1/drivers/gpio/gpio-crystalcove.c linux-libre-5.4.276-gnu1/drivers/gpio/gpio-crystalcove.c
index 14d1f4c933b6..8b9c1833bf7d 100644
--- linux-libre-5.4.275-gnu1/drivers/gpio/gpio-crystalcove.c
+++ linux-libre-5.4.276-gnu1/drivers/gpio/gpio-crystalcove.c
@@ -91,7 +91,7 @@ static inline int to_reg(int gpio, enum ctrl_register reg_type)
 		case 0x5e:
 			return GPIOPANELCTL;
 		default:
-			return -EOPNOTSUPP;
+			return -ENOTSUPP;
 		}
 	}
 
diff --git linux-libre-5.4.275-gnu1/drivers/gpio/gpio-wcove.c linux-libre-5.4.276-gnu1/drivers/gpio/gpio-wcove.c
index 444fe9e7f04a..79946c098271 100644
--- linux-libre-5.4.275-gnu1/drivers/gpio/gpio-wcove.c
+++ linux-libre-5.4.276-gnu1/drivers/gpio/gpio-wcove.c
@@ -102,7 +102,7 @@ static inline int to_reg(int gpio, enum ctrl_register reg_type)
 	unsigned int reg;
 
 	if (gpio >= WCOVE_GPIO_NUM)
-		return -EOPNOTSUPP;
+		return -ENOTSUPP;
 
 	if (reg_type == CTRL_IN)
 		reg = GPIO_IN_CTRL_BASE + gpio;
diff --git linux-libre-5.4.275-gnu1/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c linux-libre-5.4.276-gnu1/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
index 874093a0b04f..da052e3a187e 100644
--- linux-libre-5.4.275-gnu1/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
+++ linux-libre-5.4.276-gnu1/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
@@ -1066,7 +1066,7 @@ static int vmw_event_fence_action_create(struct drm_file *file_priv,
 	}
 
 	event->event.base.type = DRM_VMW_EVENT_FENCE_SIGNALED;
-	event->event.base.length = sizeof(*event);
+	event->event.base.length = sizeof(event->event);
 	event->event.user_data = user_data;
 
 	ret = drm_event_reserve_init(dev, file_priv, &event->base, &event->event.base);
diff --git linux-libre-5.4.275-gnu1/drivers/gpu/host1x/bus.c linux-libre-5.4.276-gnu1/drivers/gpu/host1x/bus.c
index fcda8621ae6f..5a1bf59be734 100644
--- linux-libre-5.4.275-gnu1/drivers/gpu/host1x/bus.c
+++ linux-libre-5.4.276-gnu1/drivers/gpu/host1x/bus.c
@@ -335,11 +335,6 @@ static int host1x_device_uevent(struct device *dev,
 	return 0;
 }
 
-static int host1x_dma_configure(struct device *dev)
-{
-	return of_dma_configure(dev, dev->of_node, true);
-}
-
 static const struct dev_pm_ops host1x_device_pm_ops = {
 	.suspend = pm_generic_suspend,
 	.resume = pm_generic_resume,
@@ -353,7 +348,6 @@ struct bus_type host1x_bus_type = {
 	.name = "host1x",
 	.match = host1x_device_match,
 	.uevent = host1x_device_uevent,
-	.dma_configure = host1x_dma_configure,
 	.pm = &host1x_device_pm_ops,
 };
 
@@ -442,8 +436,6 @@ static int host1x_device_add(struct host1x *host1x,
 	device->dev.bus = &host1x_bus_type;
 	device->dev.parent = host1x->dev;
 
-	of_dma_configure(&device->dev, host1x->dev->of_node, true);
-
 	device->dev.dma_parms = &device->dma_parms;
 	dma_set_max_seg_size(&device->dev, SZ_4M);
 
diff --git linux-libre-5.4.275-gnu1/drivers/net/dsa/mv88e6xxx/chip.c linux-libre-5.4.276-gnu1/drivers/net/dsa/mv88e6xxx/chip.c
index c1655e595222..81e6227cc875 100644
--- linux-libre-5.4.275-gnu1/drivers/net/dsa/mv88e6xxx/chip.c
+++ linux-libre-5.4.276-gnu1/drivers/net/dsa/mv88e6xxx/chip.c
@@ -4200,6 +4200,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6097,
 		.name = "Marvell 88E6085",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 10,
 		.num_internal_phys = 5,
 		.max_vid = 4095,
@@ -4222,6 +4223,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6095,
 		.name = "Marvell 88E6095/88E6095F",
 		.num_databases = 256,
+		.num_macs = 8192,
 		.num_ports = 11,
 		.num_internal_phys = 0,
 		.max_vid = 4095,
@@ -4242,6 +4244,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6097,
 		.name = "Marvell 88E6097/88E6097F",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 11,
 		.num_internal_phys = 8,
 		.max_vid = 4095,
@@ -4264,6 +4267,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6165,
 		.name = "Marvell 88E6123",
 		.num_databases = 4096,
+		.num_macs = 1024,
 		.num_ports = 3,
 		.num_internal_phys = 5,
 		.max_vid = 4095,
@@ -4286,6 +4290,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6185,
 		.name = "Marvell 88E6131",
 		.num_databases = 256,
+		.num_macs = 8192,
 		.num_ports = 8,
 		.num_internal_phys = 0,
 		.max_vid = 4095,
@@ -4305,7 +4310,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6141,
 		.family = MV88E6XXX_FAMILY_6341,
 		.name = "Marvell 88E6141",
-		.num_databases = 4096,
+		.num_databases = 256,
+		.num_macs = 2048,
 		.num_ports = 6,
 		.num_internal_phys = 5,
 		.num_gpio = 11,
@@ -4329,6 +4335,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6165,
 		.name = "Marvell 88E6161",
 		.num_databases = 4096,
+		.num_macs = 1024,
 		.num_ports = 6,
 		.num_internal_phys = 5,
 		.max_vid = 4095,
@@ -4352,6 +4359,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6165,
 		.name = "Marvell 88E6165",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 6,
 		.num_internal_phys = 0,
 		.max_vid = 4095,
@@ -4375,6 +4383,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6351,
 		.name = "Marvell 88E6171",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 7,
 		.num_internal_phys = 5,
 		.max_vid = 4095,
@@ -4397,6 +4406,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6352,
 		.name = "Marvell 88E6172",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 7,
 		.num_internal_phys = 5,
 		.num_gpio = 15,
@@ -4420,6 +4430,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6351,
 		.name = "Marvell 88E6175",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 7,
 		.num_internal_phys = 5,
 		.max_vid = 4095,
@@ -4442,6 +4453,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6352,
 		.name = "Marvell 88E6176",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 7,
 		.num_internal_phys = 5,
 		.num_gpio = 15,
@@ -4465,6 +4477,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6185,
 		.name = "Marvell 88E6185",
 		.num_databases = 256,
+		.num_macs = 8192,
 		.num_ports = 10,
 		.num_internal_phys = 0,
 		.max_vid = 4095,
@@ -4485,6 +4498,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6390,
 		.name = "Marvell 88E6190",
 		.num_databases = 4096,
+		.num_macs = 16384,
 		.num_ports = 11,	/* 10 + Z80 */
 		.num_internal_phys = 9,
 		.num_gpio = 16,
@@ -4508,6 +4522,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6390,
 		.name = "Marvell 88E6190X",
 		.num_databases = 4096,
+		.num_macs = 16384,
 		.num_ports = 11,	/* 10 + Z80 */
 		.num_internal_phys = 9,
 		.num_gpio = 16,
@@ -4531,6 +4546,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6390,
 		.name = "Marvell 88E6191",
 		.num_databases = 4096,
+		.num_macs = 16384,
 		.num_ports = 11,	/* 10 + Z80 */
 		.num_internal_phys = 9,
 		.max_vid = 8191,
@@ -4581,6 +4597,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6352,
 		.name = "Marvell 88E6240",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 7,
 		.num_internal_phys = 5,
 		.num_gpio = 15,
@@ -4651,6 +4668,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6320,
 		.name = "Marvell 88E6320",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 7,
 		.num_internal_phys = 5,
 		.num_gpio = 15,
@@ -4675,6 +4693,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6320,
 		.name = "Marvell 88E6321",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 7,
 		.num_internal_phys = 5,
 		.num_gpio = 15,
@@ -4697,7 +4716,8 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,
 		.family = MV88E6XXX_FAMILY_6341,
 		.name = "Marvell 88E6341",
-		.num_databases = 4096,
+		.num_databases = 256,
+		.num_macs = 2048,
 		.num_internal_phys = 5,
 		.num_ports = 6,
 		.num_gpio = 11,
@@ -4722,6 +4742,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6351,
 		.name = "Marvell 88E6350",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 7,
 		.num_internal_phys = 5,
 		.max_vid = 4095,
@@ -4744,6 +4765,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6351,
 		.name = "Marvell 88E6351",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 7,
 		.num_internal_phys = 5,
 		.max_vid = 4095,
@@ -4766,6 +4788,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6352,
 		.name = "Marvell 88E6352",
 		.num_databases = 4096,
+		.num_macs = 8192,
 		.num_ports = 7,
 		.num_internal_phys = 5,
 		.num_gpio = 15,
@@ -4789,6 +4812,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6390,
 		.name = "Marvell 88E6390",
 		.num_databases = 4096,
+		.num_macs = 16384,
 		.num_ports = 11,	/* 10 + Z80 */
 		.num_internal_phys = 9,
 		.num_gpio = 16,
@@ -4812,6 +4836,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.family = MV88E6XXX_FAMILY_6390,
 		.name = "Marvell 88E6390X",
 		.num_databases = 4096,
+		.num_macs = 16384,
 		.num_ports = 11,	/* 10 + Z80 */
 		.num_internal_phys = 9,
 		.num_gpio = 16,
diff --git linux-libre-5.4.275-gnu1/drivers/net/dsa/mv88e6xxx/chip.h linux-libre-5.4.276-gnu1/drivers/net/dsa/mv88e6xxx/chip.h
index e9b1a1ac9a8e..24dd73be3704 100644
--- linux-libre-5.4.275-gnu1/drivers/net/dsa/mv88e6xxx/chip.h
+++ linux-libre-5.4.276-gnu1/drivers/net/dsa/mv88e6xxx/chip.h
@@ -94,6 +94,7 @@ struct mv88e6xxx_info {
 	u16 prod_num;
 	const char *name;
 	unsigned int num_databases;
+	unsigned int num_macs;
 	unsigned int num_ports;
 	unsigned int num_internal_phys;
 	unsigned int num_gpio;
@@ -609,6 +610,11 @@ static inline unsigned int mv88e6xxx_num_databases(struct mv88e6xxx_chip *chip)
 	return chip->info->num_databases;
 }
 
+static inline unsigned int mv88e6xxx_num_macs(struct  mv88e6xxx_chip *chip)
+{
+	return chip->info->num_macs;
+}
+
 static inline unsigned int mv88e6xxx_num_ports(struct mv88e6xxx_chip *chip)
 {
 	return chip->info->num_ports;
diff --git linux-libre-5.4.275-gnu1/drivers/net/ethernet/broadcom/genet/bcmgenet.c linux-libre-5.4.276-gnu1/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 380bf7a328ba..469cfc74617a 100644
--- linux-libre-5.4.275-gnu1/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ linux-libre-5.4.276-gnu1/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -2796,7 +2796,7 @@ static void bcmgenet_set_hw_addr(struct bcmgenet_priv *priv,
 }
 
 /* Returns a reusable dma control register value */
-static u32 bcmgenet_dma_disable(struct bcmgenet_priv *priv)
+static u32 bcmgenet_dma_disable(struct bcmgenet_priv *priv, bool flush_rx)
 {
 	unsigned int i;
 	u32 reg;
@@ -2821,6 +2821,14 @@ static u32 bcmgenet_dma_disable(struct bcmgenet_priv *priv)
 	udelay(10);
 	bcmgenet_umac_writel(priv, 0, UMAC_TX_FLUSH);
 
+	if (flush_rx) {
+		reg = bcmgenet_rbuf_ctrl_get(priv);
+		bcmgenet_rbuf_ctrl_set(priv, reg | BIT(0));
+		udelay(10);
+		bcmgenet_rbuf_ctrl_set(priv, reg);
+		udelay(10);
+	}
+
 	return dma_ctrl;
 }
 
@@ -2916,8 +2924,8 @@ static int bcmgenet_open(struct net_device *dev)
 
 	bcmgenet_set_hw_addr(priv, dev->dev_addr);
 
-	/* Disable RX/TX DMA and flush TX queues */
-	dma_ctrl = bcmgenet_dma_disable(priv);
+	/* Disable RX/TX DMA and flush TX and RX queues */
+	dma_ctrl = bcmgenet_dma_disable(priv, true);
 
 	/* Reinitialize TDMA and RDMA and SW housekeeping */
 	ret = bcmgenet_init_dma(priv);
@@ -3670,7 +3678,7 @@ static int bcmgenet_resume(struct device *d)
 		bcmgenet_power_up(priv, GENET_POWER_WOL_MAGIC);
 
 	/* Disable RX/TX DMA and flush TX queues */
-	dma_ctrl = bcmgenet_dma_disable(priv);
+	dma_ctrl = bcmgenet_dma_disable(priv, false);
 
 	/* Reinitialize TDMA and RDMA and SW housekeeping */
 	ret = bcmgenet_init_dma(priv);
diff --git linux-libre-5.4.275-gnu1/drivers/net/ethernet/brocade/bna/bnad_debugfs.c linux-libre-5.4.276-gnu1/drivers/net/ethernet/brocade/bna/bnad_debugfs.c
index 04ad0f2b9677..777f0d7e4819 100644
--- linux-libre-5.4.275-gnu1/drivers/net/ethernet/brocade/bna/bnad_debugfs.c
+++ linux-libre-5.4.276-gnu1/drivers/net/ethernet/brocade/bna/bnad_debugfs.c
@@ -312,7 +312,7 @@ bnad_debugfs_write_regrd(struct file *file, const char __user *buf,
 	void *kern_buf;
 
 	/* Copy the user space buf */
-	kern_buf = memdup_user(buf, nbytes);
+	kern_buf = memdup_user_nul(buf, nbytes);
 	if (IS_ERR(kern_buf))
 		return PTR_ERR(kern_buf);
 
@@ -372,7 +372,7 @@ bnad_debugfs_write_regwr(struct file *file, const char __user *buf,
 	void *kern_buf;
 
 	/* Copy the user space buf */
-	kern_buf = memdup_user(buf, nbytes);
+	kern_buf = memdup_user_nul(buf, nbytes);
 	if (IS_ERR(kern_buf))
 		return PTR_ERR(kern_buf);
 
diff --git linux-libre-5.4.275-gnu1/drivers/net/ethernet/qlogic/qede/qede_filter.c linux-libre-5.4.276-gnu1/drivers/net/ethernet/qlogic/qede/qede_filter.c
index 5041994bf03f..3142d92a98f0 100644
--- linux-libre-5.4.275-gnu1/drivers/net/ethernet/qlogic/qede/qede_filter.c
+++ linux-libre-5.4.276-gnu1/drivers/net/ethernet/qlogic/qede/qede_filter.c
@@ -1949,8 +1949,8 @@ int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto,
 			    struct flow_cls_offload *f)
 {
 	struct qede_arfs_fltr_node *n;
-	int min_hlen, rc = -EINVAL;
 	struct qede_arfs_tuple t;
+	int min_hlen, rc;
 
 	__qede_lock(edev);
 
@@ -1960,7 +1960,8 @@ int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto,
 	}
 
 	/* parse flower attribute and prepare filter */
-	if (qede_parse_flow_attr(edev, proto, f->rule, &t))
+	rc = qede_parse_flow_attr(edev, proto, f->rule, &t);
+	if (rc)
 		goto unlock;
 
 	/* Validate profile mode and number of filters */
@@ -1969,12 +1970,15 @@ int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto,
 		DP_NOTICE(edev,
 			  "Filter configuration invalidated, filter mode=0x%x, configured mode=0x%x, filter count=0x%x\n",
 			  t.mode, edev->arfs->mode, edev->arfs->filter_count);
+		rc = -EINVAL;
 		goto unlock;
 	}
 
 	/* parse tc actions and get the vf_id */
-	if (qede_parse_actions(edev, &f->rule->action))
+	if (qede_parse_actions(edev, &f->rule->action)) {
+		rc = -EINVAL;
 		goto unlock;
+	}
 
 	if (qede_flow_find_fltr(edev, &t)) {
 		rc = -EEXIST;
@@ -2079,10 +2083,9 @@ static int qede_flow_spec_to_rule(struct qede_dev *edev,
 	if (IS_ERR(flow))
 		return PTR_ERR(flow);
 
-	if (qede_parse_flow_attr(edev, proto, flow->rule, t)) {
-		err = -EINVAL;
+	err = qede_parse_flow_attr(edev, proto, flow->rule, t);
+	if (err)
 		goto err_out;
-	}
 
 	/* Make sure location is valid and filter isn't already set */
 	err = qede_flow_spec_validate(edev, &flow->rule->action, t,
diff --git linux-libre-5.4.275-gnu1/drivers/net/usb/qmi_wwan.c linux-libre-5.4.276-gnu1/drivers/net/usb/qmi_wwan.c
index c2bd4abce6de..1c48d3d9522b 100644
--- linux-libre-5.4.275-gnu1/drivers/net/usb/qmi_wwan.c
+++ linux-libre-5.4.276-gnu1/drivers/net/usb/qmi_wwan.c
@@ -1380,6 +1380,7 @@ static const struct usb_device_id products[] = {
 	{QMI_FIXED_INTF(0x0489, 0xe0b5, 0)},	/* Foxconn T77W968 LTE with eSIM support*/
 	{QMI_FIXED_INTF(0x2692, 0x9025, 4)},    /* Cellient MPL200 (rebranded Qualcomm 05c6:9025) */
 	{QMI_QUIRK_SET_DTR(0x1546, 0x1342, 4)},	/* u-blox LARA-L6 */
+	{QMI_QUIRK_SET_DTR(0x33f8, 0x0104, 4)}, /* Rolling RW101 RMNET */
 
 	/* 4. Gobi 1000 devices */
 	{QMI_GOBI1K_DEVICE(0x05c6, 0x9212)},	/* Acer Gobi Modem Device */
diff --git linux-libre-5.4.275-gnu1/drivers/pinctrl/core.c linux-libre-5.4.276-gnu1/drivers/pinctrl/core.c
index a1c2dc304fb1..3947b7064bea 100644
--- linux-libre-5.4.275-gnu1/drivers/pinctrl/core.c
+++ linux-libre-5.4.276-gnu1/drivers/pinctrl/core.c
@@ -2053,13 +2053,7 @@ int pinctrl_enable(struct pinctrl_dev *pctldev)
 
 	error = pinctrl_claim_hogs(pctldev);
 	if (error) {
-		dev_err(pctldev->dev, "could not claim hogs: %i\n",
-			error);
-		pinctrl_free_pindescs(pctldev, pctldev->desc->pins,
-				      pctldev->desc->npins);
-		mutex_destroy(&pctldev->mutex);
-		kfree(pctldev);
-
+		dev_err(pctldev->dev, "could not claim hogs: %i\n", error);
 		return error;
 	}
 
diff --git linux-libre-5.4.275-gnu1/drivers/pinctrl/devicetree.c linux-libre-5.4.276-gnu1/drivers/pinctrl/devicetree.c
index 362d84c2ead4..200357094e3b 100644
--- linux-libre-5.4.275-gnu1/drivers/pinctrl/devicetree.c
+++ linux-libre-5.4.276-gnu1/drivers/pinctrl/devicetree.c
@@ -223,14 +223,16 @@ int pinctrl_dt_to_map(struct pinctrl *p, struct pinctrl_dev *pctldev)
 	for (state = 0; ; state++) {
 		/* Retrieve the pinctrl-* property */
 		propname = kasprintf(GFP_KERNEL, "pinctrl-%d", state);
-		if (!propname)
-			return -ENOMEM;
+		if (!propname) {
+			ret = -ENOMEM;
+			goto err;
+		}
 		prop = of_find_property(np, propname, &size);
 		kfree(propname);
 		if (!prop) {
 			if (state == 0) {
-				of_node_put(np);
-				return -ENODEV;
+				ret = -ENODEV;
+				goto err;
 			}
 			break;
 		}
diff --git linux-libre-5.4.275-gnu1/drivers/pinctrl/mediatek/pinctrl-mt6765.c linux-libre-5.4.276-gnu1/drivers/pinctrl/mediatek/pinctrl-mt6765.c
index 32451e8693be..905dae8c3fd8 100644
--- linux-libre-5.4.275-gnu1/drivers/pinctrl/mediatek/pinctrl-mt6765.c
+++ linux-libre-5.4.276-gnu1/drivers/pinctrl/mediatek/pinctrl-mt6765.c
@@ -1070,15 +1070,12 @@ static const struct mtk_pin_soc mt6765_data = {
 	.ngrps = ARRAY_SIZE(mtk_pins_mt6765),
 	.eint_hw = &mt6765_eint_hw,
 	.gpio_m = 0,
-	.ies_present = true,
 	.base_names = mt6765_pinctrl_register_base_names,
 	.nbase_names = ARRAY_SIZE(mt6765_pinctrl_register_base_names),
-	.bias_disable_set = mtk_pinconf_bias_disable_set,
-	.bias_disable_get = mtk_pinconf_bias_disable_get,
-	.bias_set = mtk_pinconf_bias_set,
-	.bias_get = mtk_pinconf_bias_get,
-	.drive_set = mtk_pinconf_drive_set_rev1,
-	.drive_get = mtk_pinconf_drive_get_rev1,
+	.bias_set_combo = mtk_pinconf_bias_set_combo,
+	.bias_get_combo = mtk_pinconf_bias_get_combo,
+	.drive_set = mtk_pinconf_drive_set_raw,
+	.drive_get = mtk_pinconf_drive_get_raw,
 	.adv_pull_get = mtk_pinconf_adv_pull_get,
 	.adv_pull_set = mtk_pinconf_adv_pull_set,
 };
diff --git linux-libre-5.4.275-gnu1/drivers/pinctrl/mediatek/pinctrl-mt8183.c linux-libre-5.4.276-gnu1/drivers/pinctrl/mediatek/pinctrl-mt8183.c
index 9a74d5025be6..60318339b618 100644
--- linux-libre-5.4.275-gnu1/drivers/pinctrl/mediatek/pinctrl-mt8183.c
+++ linux-libre-5.4.276-gnu1/drivers/pinctrl/mediatek/pinctrl-mt8183.c
@@ -554,13 +554,10 @@ static const struct mtk_pin_soc mt8183_data = {
 	.ngrps = ARRAY_SIZE(mtk_pins_mt8183),
 	.eint_hw = &mt8183_eint_hw,
 	.gpio_m = 0,
-	.ies_present = true,
 	.base_names = mt8183_pinctrl_register_base_names,
 	.nbase_names = ARRAY_SIZE(mt8183_pinctrl_register_base_names),
-	.bias_disable_set = mtk_pinconf_bias_disable_set_rev1,
-	.bias_disable_get = mtk_pinconf_bias_disable_get_rev1,
-	.bias_set = mtk_pinconf_bias_set_rev1,
-	.bias_get = mtk_pinconf_bias_get_rev1,
+	.bias_set_combo = mtk_pinconf_bias_set_combo,
+	.bias_get_combo = mtk_pinconf_bias_get_combo,
 	.drive_set = mtk_pinconf_drive_set_rev1,
 	.drive_get = mtk_pinconf_drive_get_rev1,
 	.adv_pull_get = mtk_pinconf_adv_pull_get,
diff --git linux-libre-5.4.275-gnu1/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c linux-libre-5.4.276-gnu1/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
index c3e6f3c1b474..7dea3fcda880 100644
--- linux-libre-5.4.275-gnu1/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
+++ linux-libre-5.4.276-gnu1/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
@@ -6,6 +6,7 @@
  *
  */
 
+#include <dt-bindings/pinctrl/mt65xx.h>
 #include <linux/device.h>
 #include <linux/err.h>
 #include <linux/gpio/driver.h>
@@ -66,34 +67,44 @@ static int mtk_hw_pin_field_lookup(struct mtk_pinctrl *hw,
 				   const struct mtk_pin_desc *desc,
 				   int field, struct mtk_pin_field *pfd)
 {
-	const struct mtk_pin_field_calc *c, *e;
+	const struct mtk_pin_field_calc *c;
 	const struct mtk_pin_reg_calc *rc;
+	int start = 0, end, check;
+	bool found = false;
 	u32 bits;
 
 	if (hw->soc->reg_cal && hw->soc->reg_cal[field].range) {
 		rc = &hw->soc->reg_cal[field];
 	} else {
 		dev_dbg(hw->dev,
-			"Not support field %d for pin %d (%s)\n",
-			field, desc->number, desc->name);
+			"Not support field %d for this soc\n", field);
 		return -ENOTSUPP;
 	}
 
-	c = rc->range;
-	e = c + rc->nranges;
+	end = rc->nranges - 1;
 
-	while (c < e) {
-		if (desc->number >= c->s_pin && desc->number <= c->e_pin)
+	while (start <= end) {
+		check = (start + end) >> 1;
+		if (desc->number >= rc->range[check].s_pin
+		 && desc->number <= rc->range[check].e_pin) {
+			found = true;
+			break;
+		} else if (start == end)
 			break;
-		c++;
+		else if (desc->number < rc->range[check].s_pin)
+			end = check - 1;
+		else
+			start = check + 1;
 	}
 
-	if (c >= e) {
+	if (!found) {
 		dev_dbg(hw->dev, "Not support field %d for pin = %d (%s)\n",
 			field, desc->number, desc->name);
 		return -ENOTSUPP;
 	}
 
+	c = rc->range + check;
+
 	if (c->i_base > hw->nbase - 1) {
 		dev_err(hw->dev,
 			"Invalid base for field %d for pin = %d (%s)\n",
@@ -182,6 +193,9 @@ int mtk_hw_set_value(struct mtk_pinctrl *hw, const struct mtk_pin_desc *desc,
 	if (err)
 		return err;
 
+	if (value < 0 || value > pf.mask)
+		return -EINVAL;
+
 	if (!pf.next)
 		mtk_rmw(hw, pf.index, pf.offset, pf.mask << pf.bitpos,
 			(value & pf.mask) << pf.bitpos);
@@ -506,6 +520,226 @@ int mtk_pinconf_bias_get_rev1(struct mtk_pinctrl *hw,
 	return 0;
 }
 
+/* Combo for the following pull register type:
+ * 1. PU + PD
+ * 2. PULLSEL + PULLEN
+ * 3. PUPD + R0 + R1
+ */
+static int mtk_pinconf_bias_set_pu_pd(struct mtk_pinctrl *hw,
+				const struct mtk_pin_desc *desc,
+				u32 pullup, u32 arg)
+{
+	int err, pu, pd;
+
+	if (arg == MTK_DISABLE) {
+		pu = 0;
+		pd = 0;
+	} else if ((arg == MTK_ENABLE) && pullup) {
+		pu = 1;
+		pd = 0;
+	} else if ((arg == MTK_ENABLE) && !pullup) {
+		pu = 0;
+		pd = 1;
+	} else {
+		err = -EINVAL;
+		goto out;
+	}
+
+	err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_PU, pu);
+	if (err)
+		goto out;
+
+	err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_PD, pd);
+
+out:
+	return err;
+}
+
+static int mtk_pinconf_bias_set_pullsel_pullen(struct mtk_pinctrl *hw,
+				const struct mtk_pin_desc *desc,
+				u32 pullup, u32 arg)
+{
+	int err, enable;
+
+	if (arg == MTK_DISABLE)
+		enable = 0;
+	else if (arg == MTK_ENABLE)
+		enable = 1;
+	else {
+		err = -EINVAL;
+		goto out;
+	}
+
+	err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_PULLEN, enable);
+	if (err)
+		goto out;
+
+	err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_PULLSEL, pullup);
+
+out:
+	return err;
+}
+
+static int mtk_pinconf_bias_set_pupd_r1_r0(struct mtk_pinctrl *hw,
+				const struct mtk_pin_desc *desc,
+				u32 pullup, u32 arg)
+{
+	int err, r0, r1;
+
+	if ((arg == MTK_DISABLE) || (arg == MTK_PUPD_SET_R1R0_00)) {
+		pullup = 0;
+		r0 = 0;
+		r1 = 0;
+	} else if (arg == MTK_PUPD_SET_R1R0_01) {
+		r0 = 1;
+		r1 = 0;
+	} else if (arg == MTK_PUPD_SET_R1R0_10) {
+		r0 = 0;
+		r1 = 1;
+	} else if (arg == MTK_PUPD_SET_R1R0_11) {
+		r0 = 1;
+		r1 = 1;
+	} else {
+		err = -EINVAL;
+		goto out;
+	}
+
+	/* MTK HW PUPD bit: 1 for pull-down, 0 for pull-up */
+	err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_PUPD, !pullup);
+	if (err)
+		goto out;
+
+	err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_R0, r0);
+	if (err)
+		goto out;
+
+	err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_R1, r1);
+
+out:
+	return err;
+}
+
+static int mtk_pinconf_bias_get_pu_pd(struct mtk_pinctrl *hw,
+				const struct mtk_pin_desc *desc,
+				u32 *pullup, u32 *enable)
+{
+	int err, pu, pd;
+
+	err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_PU, &pu);
+	if (err)
+		goto out;
+
+	err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_PD, &pd);
+	if (err)
+		goto out;
+
+	if (pu == 0 && pd == 0) {
+		*pullup = 0;
+		*enable = MTK_DISABLE;
+	} else if (pu == 1 && pd == 0) {
+		*pullup = 1;
+		*enable = MTK_ENABLE;
+	} else if (pu == 0 && pd == 1) {
+		*pullup = 0;
+		*enable = MTK_ENABLE;
+	} else
+		err = -EINVAL;
+
+out:
+	return err;
+}
+
+static int mtk_pinconf_bias_get_pullsel_pullen(struct mtk_pinctrl *hw,
+				const struct mtk_pin_desc *desc,
+				u32 *pullup, u32 *enable)
+{
+	int err;
+
+	err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_PULLSEL, pullup);
+	if (err)
+		goto out;
+
+	err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_PULLEN, enable);
+
+out:
+	return err;
+}
+
+static int mtk_pinconf_bias_get_pupd_r1_r0(struct mtk_pinctrl *hw,
+				const struct mtk_pin_desc *desc,
+				u32 *pullup, u32 *enable)
+{
+	int err, r0, r1;
+
+	err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_PUPD, pullup);
+	if (err)
+		goto out;
+	/* MTK HW PUPD bit: 1 for pull-down, 0 for pull-up */
+	*pullup = !(*pullup);
+
+	err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_R0, &r0);
+	if (err)
+		goto out;
+
+	err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_R1, &r1);
+	if (err)
+		goto out;
+
+	if ((r1 == 0) && (r0 == 0))
+		*enable = MTK_PUPD_SET_R1R0_00;
+	else if ((r1 == 0) && (r0 == 1))
+		*enable = MTK_PUPD_SET_R1R0_01;
+	else if ((r1 == 1) && (r0 == 0))
+		*enable = MTK_PUPD_SET_R1R0_10;
+	else if ((r1 == 1) && (r0 == 1))
+		*enable = MTK_PUPD_SET_R1R0_11;
+	else
+		err = -EINVAL;
+
+out:
+	return err;
+}
+
+int mtk_pinconf_bias_set_combo(struct mtk_pinctrl *hw,
+				const struct mtk_pin_desc *desc,
+				u32 pullup, u32 arg)
+{
+	int err;
+
+	err = mtk_pinconf_bias_set_pu_pd(hw, desc, pullup, arg);
+	if (!err)
+		goto out;
+
+	err = mtk_pinconf_bias_set_pullsel_pullen(hw, desc, pullup, arg);
+	if (!err)
+		goto out;
+
+	err = mtk_pinconf_bias_set_pupd_r1_r0(hw, desc, pullup, arg);
+
+out:
+	return err;
+}
+
+int mtk_pinconf_bias_get_combo(struct mtk_pinctrl *hw,
+			      const struct mtk_pin_desc *desc,
+			      u32 *pullup, u32 *enable)
+{
+	int err;
+
+	err = mtk_pinconf_bias_get_pu_pd(hw, desc, pullup, enable);
+	if (!err)
+		goto out;
+
+	err = mtk_pinconf_bias_get_pullsel_pullen(hw, desc, pullup, enable);
+	if (!err)
+		goto out;
+
+	err = mtk_pinconf_bias_get_pupd_r1_r0(hw, desc, pullup, enable);
+
+out:
+	return err;
+}
+
 /* Revision 0 */
 int mtk_pinconf_drive_set(struct mtk_pinctrl *hw,
 			  const struct mtk_pin_desc *desc, u32 arg)
@@ -597,6 +831,18 @@ int mtk_pinconf_drive_get_rev1(struct mtk_pinctrl *hw,
 	return 0;
 }
 
+int mtk_pinconf_drive_set_raw(struct mtk_pinctrl *hw,
+			       const struct mtk_pin_desc *desc, u32 arg)
+{
+	return mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DRV, arg);
+}
+
+int mtk_pinconf_drive_get_raw(struct mtk_pinctrl *hw,
+			       const struct mtk_pin_desc *desc, int *val)
+{
+	return mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DRV, val);
+}
+
 int mtk_pinconf_adv_pull_set(struct mtk_pinctrl *hw,
 			     const struct mtk_pin_desc *desc, bool pullup,
 			     u32 arg)
@@ -630,7 +876,9 @@ int mtk_pinconf_adv_pull_set(struct mtk_pinctrl *hw,
 			if (err)
 				return err;
 		} else {
-			return -ENOTSUPP;
+			err = mtk_pinconf_bias_set_rev1(hw, desc, pullup);
+			if (err)
+				err = mtk_pinconf_bias_set(hw, desc, pullup);
 		}
 	}
 
diff --git linux-libre-5.4.275-gnu1/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h linux-libre-5.4.276-gnu1/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h
index 1b7da42aa1d5..27df08736396 100644
--- linux-libre-5.4.275-gnu1/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h
+++ linux-libre-5.4.276-gnu1/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.h
@@ -216,6 +216,11 @@ struct mtk_pin_soc {
 	int (*bias_get)(struct mtk_pinctrl *hw,
 			const struct mtk_pin_desc *desc, bool pullup, int *res);
 
+	int (*bias_set_combo)(struct mtk_pinctrl *hw,
+			const struct mtk_pin_desc *desc, u32 pullup, u32 arg);
+	int (*bias_get_combo)(struct mtk_pinctrl *hw,
+			const struct mtk_pin_desc *desc, u32 *pullup, u32 *arg);
+
 	int (*drive_set)(struct mtk_pinctrl *hw,
 			 const struct mtk_pin_desc *desc, u32 arg);
 	int (*drive_get)(struct mtk_pinctrl *hw,
@@ -277,6 +282,12 @@ int mtk_pinconf_bias_set_rev1(struct mtk_pinctrl *hw,
 int mtk_pinconf_bias_get_rev1(struct mtk_pinctrl *hw,
 			      const struct mtk_pin_desc *desc, bool pullup,
 			      int *res);
+int mtk_pinconf_bias_set_combo(struct mtk_pinctrl *hw,
+				const struct mtk_pin_desc *desc,
+				u32 pullup, u32 enable);
+int mtk_pinconf_bias_get_combo(struct mtk_pinctrl *hw,
+			      const struct mtk_pin_desc *desc,
+			      u32 *pullup, u32 *enable);
 
 int mtk_pinconf_drive_set(struct mtk_pinctrl *hw,
 			  const struct mtk_pin_desc *desc, u32 arg);
@@ -288,6 +299,11 @@ int mtk_pinconf_drive_set_rev1(struct mtk_pinctrl *hw,
 int mtk_pinconf_drive_get_rev1(struct mtk_pinctrl *hw,
 			       const struct mtk_pin_desc *desc, int *val);
 
+int mtk_pinconf_drive_set_raw(struct mtk_pinctrl *hw,
+			       const struct mtk_pin_desc *desc, u32 arg);
+int mtk_pinconf_drive_get_raw(struct mtk_pinctrl *hw,
+			       const struct mtk_pin_desc *desc, int *val);
+
 int mtk_pinconf_adv_pull_set(struct mtk_pinctrl *hw,
 			     const struct mtk_pin_desc *desc, bool pullup,
 			     u32 arg);
diff --git linux-libre-5.4.275-gnu1/drivers/pinctrl/mediatek/pinctrl-paris.c linux-libre-5.4.276-gnu1/drivers/pinctrl/mediatek/pinctrl-paris.c
index 31449514a8c0..126bf1a43b29 100644
--- linux-libre-5.4.275-gnu1/drivers/pinctrl/mediatek/pinctrl-paris.c
+++ linux-libre-5.4.276-gnu1/drivers/pinctrl/mediatek/pinctrl-paris.c
@@ -78,123 +78,101 @@ static int mtk_pinconf_get(struct pinctrl_dev *pctldev,
 {
 	struct mtk_pinctrl *hw = pinctrl_dev_get_drvdata(pctldev);
 	u32 param = pinconf_to_config_param(*config);
-	int val, val2, err, reg, ret = 1;
+	int pullup, reg, err = -ENOTSUPP, ret = 1;
 	const struct mtk_pin_desc *desc;
 
+	if (pin >= hw->soc->npins)
+		return -EINVAL;
+
 	desc = (const struct mtk_pin_desc *)&hw->soc->pins[pin];
 
 	switch (param) {
 	case PIN_CONFIG_BIAS_DISABLE:
-		if (hw->soc->bias_disable_get) {
-			err = hw->soc->bias_disable_get(hw, desc, &ret);
-			if (err)
-				return err;
-		} else {
-			return -ENOTSUPP;
-		}
-		break;
 	case PIN_CONFIG_BIAS_PULL_UP:
-		if (hw->soc->bias_get) {
-			err = hw->soc->bias_get(hw, desc, 1, &ret);
-			if (err)
-				return err;
-		} else {
-			return -ENOTSUPP;
-		}
-		break;
 	case PIN_CONFIG_BIAS_PULL_DOWN:
-		if (hw->soc->bias_get) {
-			err = hw->soc->bias_get(hw, desc, 0, &ret);
-			if (err)
-				return err;
-		} else {
-			return -ENOTSUPP;
+		if (!hw->soc->bias_get_combo)
+			break;
+		err = hw->soc->bias_get_combo(hw, desc, &pullup, &ret);
+		if (err)
+			break;
+		if (ret == MTK_PUPD_SET_R1R0_00)
+			ret = MTK_DISABLE;
+		if (param == PIN_CONFIG_BIAS_DISABLE) {
+			if (ret != MTK_DISABLE)
+				err = -EINVAL;
+		} else if (param == PIN_CONFIG_BIAS_PULL_UP) {
+			if (!pullup || ret == MTK_DISABLE)
+				err = -EINVAL;
+		} else if (param == PIN_CONFIG_BIAS_PULL_DOWN) {
+			if (pullup || ret == MTK_DISABLE)
+				err = -EINVAL;
 		}
 		break;
 	case PIN_CONFIG_SLEW_RATE:
-		err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_SR, &val);
-		if (err)
-			return err;
-
-		if (!val)
-			return -EINVAL;
-
+		err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_SR, &ret);
 		break;
 	case PIN_CONFIG_INPUT_ENABLE:
-	case PIN_CONFIG_OUTPUT_ENABLE:
-		err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DIR, &val);
+		err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_IES, &ret);
+		if (!ret)
+			err = -EINVAL;
+		break;
+	case PIN_CONFIG_OUTPUT:
+		err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DIR, &ret);
 		if (err)
-			return err;
+			break;
 
-		/* HW takes input mode as zero; output mode as non-zero */
-		if ((val && param == PIN_CONFIG_INPUT_ENABLE) ||
-		    (!val && param == PIN_CONFIG_OUTPUT_ENABLE))
-			return -EINVAL;
+		if (!ret) {
+			err = -EINVAL;
+			break;
+		}
 
+		err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DO, &ret);
 		break;
 	case PIN_CONFIG_INPUT_SCHMITT_ENABLE:
-		err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DIR, &val);
+		err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DIR, &ret);
 		if (err)
-			return err;
-
-		err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_SMT, &val2);
-		if (err)
-			return err;
-
-		if (val || !val2)
-			return -EINVAL;
+			break;
+		/* return error when in output mode
+		 * because schmitt trigger only work in input mode
+		 */
+		if (ret) {
+			err = -EINVAL;
+			break;
+		}
 
+		err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_SMT, &ret);
+		if (!ret)
+			err = -EINVAL;
 		break;
 	case PIN_CONFIG_DRIVE_STRENGTH:
-		if (hw->soc->drive_get) {
-			err = hw->soc->drive_get(hw, desc, &ret);
-			if (err)
-				return err;
-		} else {
-			err = -ENOTSUPP;
-		}
+		if (!hw->soc->drive_get)
+			break;
+		err = hw->soc->drive_get(hw, desc, &ret);
 		break;
 	case MTK_PIN_CONFIG_TDSEL:
 	case MTK_PIN_CONFIG_RDSEL:
 		reg = (param == MTK_PIN_CONFIG_TDSEL) ?
 		       PINCTRL_PIN_REG_TDSEL : PINCTRL_PIN_REG_RDSEL;
-
-		err = mtk_hw_get_value(hw, desc, reg, &val);
-		if (err)
-			return err;
-
-		ret = val;
-
+		err = mtk_hw_get_value(hw, desc, reg, &ret);
 		break;
 	case MTK_PIN_CONFIG_PU_ADV:
 	case MTK_PIN_CONFIG_PD_ADV:
-		if (hw->soc->adv_pull_get) {
-			bool pullup;
-
-			pullup = param == MTK_PIN_CONFIG_PU_ADV;
-			err = hw->soc->adv_pull_get(hw, desc, pullup, &ret);
-			if (err)
-				return err;
-		} else {
-			return -ENOTSUPP;
-		}
+		if (!hw->soc->adv_pull_get)
+			break;
+		pullup = param == MTK_PIN_CONFIG_PU_ADV;
+		err = hw->soc->adv_pull_get(hw, desc, pullup, &ret);
 		break;
 	case MTK_PIN_CONFIG_DRV_ADV:
-		if (hw->soc->adv_drive_get) {
-			err = hw->soc->adv_drive_get(hw, desc, &ret);
-			if (err)
-				return err;
-		} else {
-			return -ENOTSUPP;
-		}
+		if (!hw->soc->adv_drive_get)
+			break;
+		err = hw->soc->adv_drive_get(hw, desc, &ret);
 		break;
-	default:
-		return -ENOTSUPP;
 	}
 
-	*config = pinconf_to_config_packed(param, ret);
+	if (!err)
+		*config = pinconf_to_config_packed(param, ret);
 
-	return 0;
+	return err;
 }
 
 static int mtk_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin,
@@ -202,140 +180,84 @@ static int mtk_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin,
 {
 	struct mtk_pinctrl *hw = pinctrl_dev_get_drvdata(pctldev);
 	const struct mtk_pin_desc *desc;
-	int err = 0;
+	int err = -ENOTSUPP;
 	u32 reg;
 
+	if (pin >= hw->soc->npins)
+		return -EINVAL;
+
 	desc = (const struct mtk_pin_desc *)&hw->soc->pins[pin];
 
 	switch ((u32)param) {
 	case PIN_CONFIG_BIAS_DISABLE:
-		if (hw->soc->bias_disable_set) {
-			err = hw->soc->bias_disable_set(hw, desc);
-			if (err)
-				return err;
-		} else {
-			return -ENOTSUPP;
-		}
+		if (!hw->soc->bias_set_combo)
+			break;
+		err = hw->soc->bias_set_combo(hw, desc, 0, MTK_DISABLE);
 		break;
 	case PIN_CONFIG_BIAS_PULL_UP:
-		if (hw->soc->bias_set) {
-			err = hw->soc->bias_set(hw, desc, 1);
-			if (err)
-				return err;
-		} else {
-			return -ENOTSUPP;
-		}
+		if (!hw->soc->bias_set_combo)
+			break;
+		err = hw->soc->bias_set_combo(hw, desc, 1, arg);
 		break;
 	case PIN_CONFIG_BIAS_PULL_DOWN:
-		if (hw->soc->bias_set) {
-			err = hw->soc->bias_set(hw, desc, 0);
-			if (err)
-				return err;
-		} else {
-			return -ENOTSUPP;
-		}
-		break;
-	case PIN_CONFIG_OUTPUT_ENABLE:
-		err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_SMT,
-				       MTK_DISABLE);
-		if (err)
-			goto err;
-
-		err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DIR,
-				       MTK_OUTPUT);
-		if (err)
-			goto err;
+		if (!hw->soc->bias_set_combo)
+			break;
+		err = hw->soc->bias_set_combo(hw, desc, 0, arg);
 		break;
 	case PIN_CONFIG_INPUT_ENABLE:
-		if (hw->soc->ies_present) {
-			mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_IES,
-					 MTK_ENABLE);
-		}
-
-		err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DIR,
-				       MTK_INPUT);
-		if (err)
-			goto err;
+		/* regard all non-zero value as enable */
+		err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_IES, !!arg);
 		break;
 	case PIN_CONFIG_SLEW_RATE:
-		err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_SR,
-				       arg);
-		if (err)
-			goto err;
-
+		/* regard all non-zero value as enable */
+		err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_SR, !!arg);
 		break;
 	case PIN_CONFIG_OUTPUT:
 		err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DIR,
 				       MTK_OUTPUT);
 		if (err)
-			goto err;
+			break;
 
 		err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DO,
 				       arg);
-		if (err)
-			goto err;
 		break;
+	case PIN_CONFIG_INPUT_SCHMITT:
 	case PIN_CONFIG_INPUT_SCHMITT_ENABLE:
 		/* arg = 1: Input mode & SMT enable ;
 		 * arg = 0: Output mode & SMT disable
 		 */
-		arg = arg ? 2 : 1;
-		err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DIR,
-				       arg & 1);
+		err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DIR, !arg);
 		if (err)
-			goto err;
+			break;
 
-		err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_SMT,
-				       !!(arg & 2));
-		if (err)
-			goto err;
+		err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_SMT, !!arg);
 		break;
 	case PIN_CONFIG_DRIVE_STRENGTH:
-		if (hw->soc->drive_set) {
-			err = hw->soc->drive_set(hw, desc, arg);
-			if (err)
-				return err;
-		} else {
-			return -ENOTSUPP;
-		}
+		if (!hw->soc->drive_set)
+			break;
+		err = hw->soc->drive_set(hw, desc, arg);
 		break;
 	case MTK_PIN_CONFIG_TDSEL:
 	case MTK_PIN_CONFIG_RDSEL:
 		reg = (param == MTK_PIN_CONFIG_TDSEL) ?
 		       PINCTRL_PIN_REG_TDSEL : PINCTRL_PIN_REG_RDSEL;
-
 		err = mtk_hw_set_value(hw, desc, reg, arg);
-		if (err)
-			goto err;
 		break;
 	case MTK_PIN_CONFIG_PU_ADV:
 	case MTK_PIN_CONFIG_PD_ADV:
-		if (hw->soc->adv_pull_set) {
-			bool pullup;
-
-			pullup = param == MTK_PIN_CONFIG_PU_ADV;
-			err = hw->soc->adv_pull_set(hw, desc, pullup,
-						    arg);
-			if (err)
-				return err;
-		} else {
-			return -ENOTSUPP;
-		}
+		if (!hw->soc->adv_pull_set)
+			break;
+		err = hw->soc->adv_pull_set(hw, desc,
+					    (param == MTK_PIN_CONFIG_PU_ADV),
+					    arg);
 		break;
 	case MTK_PIN_CONFIG_DRV_ADV:
-		if (hw->soc->adv_drive_set) {
-			err = hw->soc->adv_drive_set(hw, desc, arg);
-			if (err)
-				return err;
-		} else {
-			return -ENOTSUPP;
-		}
+		if (!hw->soc->adv_drive_set)
+			break;
+		err = hw->soc->adv_drive_set(hw, desc, arg);
 		break;
-	default:
-		err = -ENOTSUPP;
 	}
 
-err:
 	return err;
 }
 
@@ -690,6 +612,9 @@ static int mtk_gpio_get_direction(struct gpio_chip *chip, unsigned int gpio)
 	const struct mtk_pin_desc *desc;
 	int value, err;
 
+	if (gpio >= hw->soc->npins)
+		return -EINVAL;
+
 	desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio];
 
 	err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DIR, &value);
@@ -705,6 +630,9 @@ static int mtk_gpio_get(struct gpio_chip *chip, unsigned int gpio)
 	const struct mtk_pin_desc *desc;
 	int value, err;
 
+	if (gpio >= hw->soc->npins)
+		return -EINVAL;
+
 	desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio];
 
 	err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DI, &value);
@@ -719,6 +647,9 @@ static void mtk_gpio_set(struct gpio_chip *chip, unsigned int gpio, int value)
 	struct mtk_pinctrl *hw = gpiochip_get_data(chip);
 	const struct mtk_pin_desc *desc;
 
+	if (gpio >= hw->soc->npins)
+		return;
+
 	desc = (const struct mtk_pin_desc *)&hw->soc->pins[gpio];
 
 	mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DO, !!value);
@@ -726,12 +657,22 @@ static void mtk_gpio_set(struct gpio_chip *chip, unsigned int gpio, int value)
 
 static int mtk_gpio_direction_input(struct gpio_chip *chip, unsigned int gpio)
 {
+	struct mtk_pinctrl *hw = gpiochip_get_data(chip);
+
+	if (gpio >= hw->soc->npins)
+		return -EINVAL;
+
 	return pinctrl_gpio_direction_input(chip->base + gpio);
 }
 
 static int mtk_gpio_direction_output(struct gpio_chip *chip, unsigned int gpio,
 				     int value)
 {
+	struct mtk_pinctrl *hw = gpiochip_get_data(chip);
+
+	if (gpio >= hw->soc->npins)
+		return -EINVAL;
+
 	mtk_gpio_set(chip, gpio, value);
 
 	return pinctrl_gpio_direction_output(chip->base + gpio);
diff --git linux-libre-5.4.275-gnu1/drivers/power/supply/rt9455_charger.c linux-libre-5.4.276-gnu1/drivers/power/supply/rt9455_charger.c
index 29161ae90245..5864b31426b8 100644
--- linux-libre-5.4.275-gnu1/drivers/power/supply/rt9455_charger.c
+++ linux-libre-5.4.276-gnu1/drivers/power/supply/rt9455_charger.c
@@ -193,6 +193,7 @@ static const int rt9455_voreg_values[] = {
 	4450000, 4450000, 4450000, 4450000, 4450000, 4450000, 4450000, 4450000
 };
 
+#if IS_ENABLED(CONFIG_USB_PHY)
 /*
  * When the charger is in boost mode, REG02[7:2] represent boost output
  * voltage.
@@ -208,6 +209,7 @@ static const int rt9455_boost_voltage_values[] = {
 	5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000,
 	5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000,
 };
+#endif
 
 /* REG07[3:0] (VMREG) in uV */
 static const int rt9455_vmreg_values[] = {
diff --git linux-libre-5.4.275-gnu1/drivers/regulator/core.c linux-libre-5.4.276-gnu1/drivers/regulator/core.c
index 894915892eaf..5c50e7add577 100644
--- linux-libre-5.4.275-gnu1/drivers/regulator/core.c
+++ linux-libre-5.4.276-gnu1/drivers/regulator/core.c
@@ -1708,19 +1708,24 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
 		}
 	}
 
-	if (err != -EEXIST)
+	if (err != -EEXIST) {
 		regulator->debugfs = debugfs_create_dir(supply_name, rdev->debugfs);
-	if (IS_ERR(regulator->debugfs))
-		rdev_dbg(rdev, "Failed to create debugfs directory\n");
+		if (IS_ERR(regulator->debugfs)) {
+			rdev_dbg(rdev, "Failed to create debugfs directory\n");
+			regulator->debugfs = NULL;
+		}
+	}
 
-	debugfs_create_u32("uA_load", 0444, regulator->debugfs,
-			   &regulator->uA_load);
-	debugfs_create_u32("min_uV", 0444, regulator->debugfs,
-			   &regulator->voltage[PM_SUSPEND_ON].min_uV);
-	debugfs_create_u32("max_uV", 0444, regulator->debugfs,
-			   &regulator->voltage[PM_SUSPEND_ON].max_uV);
-	debugfs_create_file("constraint_flags", 0444, regulator->debugfs,
-			    regulator, &constraint_flags_fops);
+	if (regulator->debugfs) {
+		debugfs_create_u32("uA_load", 0444, regulator->debugfs,
+				   &regulator->uA_load);
+		debugfs_create_u32("min_uV", 0444, regulator->debugfs,
+				   &regulator->voltage[PM_SUSPEND_ON].min_uV);
+		debugfs_create_u32("max_uV", 0444, regulator->debugfs,
+				   &regulator->voltage[PM_SUSPEND_ON].max_uV);
+		debugfs_create_file("constraint_flags", 0444, regulator->debugfs,
+				    regulator, &constraint_flags_fops);
+	}
 
 	/*
 	 * Check now if the regulator is an always on regulator - if
diff --git linux-libre-5.4.275-gnu1/drivers/scsi/bnx2fc/bnx2fc_tgt.c linux-libre-5.4.276-gnu1/drivers/scsi/bnx2fc/bnx2fc_tgt.c
index 50384b4a817c..5b184c8384d0 100644
--- linux-libre-5.4.275-gnu1/drivers/scsi/bnx2fc/bnx2fc_tgt.c
+++ linux-libre-5.4.276-gnu1/drivers/scsi/bnx2fc/bnx2fc_tgt.c
@@ -834,7 +834,6 @@ static void bnx2fc_free_session_resc(struct bnx2fc_hba *hba,
 
 	BNX2FC_TGT_DBG(tgt, "Freeing up session resources\n");
 
-	spin_lock_bh(&tgt->cq_lock);
 	ctx_base_ptr = tgt->ctx_base;
 	tgt->ctx_base = NULL;
 
@@ -890,7 +889,6 @@ static void bnx2fc_free_session_resc(struct bnx2fc_hba *hba,
 				    tgt->sq, tgt->sq_dma);
 		tgt->sq = NULL;
 	}
-	spin_unlock_bh(&tgt->cq_lock);
 
 	if (ctx_base_ptr)
 		iounmap(ctx_base_ptr);
diff --git linux-libre-5.4.275-gnu1/drivers/scsi/lpfc/lpfc.h linux-libre-5.4.276-gnu1/drivers/scsi/lpfc/lpfc.h
index 7ce0d94cdc01..98ab07c3774e 100644
--- linux-libre-5.4.275-gnu1/drivers/scsi/lpfc/lpfc.h
+++ linux-libre-5.4.276-gnu1/drivers/scsi/lpfc/lpfc.h
@@ -1039,7 +1039,6 @@ struct lpfc_hba {
 	unsigned long bit_flags;
 #define	FABRIC_COMANDS_BLOCKED	0
 	atomic_t num_rsrc_err;
-	atomic_t num_cmd_success;
 	unsigned long last_rsrc_error_time;
 	unsigned long last_ramp_down_time;
 #ifdef CONFIG_SCSI_LPFC_DEBUG_FS
diff --git linux-libre-5.4.275-gnu1/drivers/scsi/lpfc/lpfc_scsi.c linux-libre-5.4.276-gnu1/drivers/scsi/lpfc/lpfc_scsi.c
index 816235ccd299..f238e0f41f07 100644
--- linux-libre-5.4.275-gnu1/drivers/scsi/lpfc/lpfc_scsi.c
+++ linux-libre-5.4.276-gnu1/drivers/scsi/lpfc/lpfc_scsi.c
@@ -246,11 +246,10 @@ lpfc_ramp_down_queue_handler(struct lpfc_hba *phba)
 	struct Scsi_Host  *shost;
 	struct scsi_device *sdev;
 	unsigned long new_queue_depth;
-	unsigned long num_rsrc_err, num_cmd_success;
+	unsigned long num_rsrc_err;
 	int i;
 
 	num_rsrc_err = atomic_read(&phba->num_rsrc_err);
-	num_cmd_success = atomic_read(&phba->num_cmd_success);
 
 	/*
 	 * The error and success command counters are global per
@@ -265,20 +264,16 @@ lpfc_ramp_down_queue_handler(struct lpfc_hba *phba)
 		for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
 			shost = lpfc_shost_from_vport(vports[i]);
 			shost_for_each_device(sdev, shost) {
-				new_queue_depth =
-					sdev->queue_depth * num_rsrc_err /
-					(num_rsrc_err + num_cmd_success);
-				if (!new_queue_depth)
-					new_queue_depth = sdev->queue_depth - 1;
+				if (num_rsrc_err >= sdev->queue_depth)
+					new_queue_depth = 1;
 				else
 					new_queue_depth = sdev->queue_depth -
-								new_queue_depth;
+						num_rsrc_err;
 				scsi_change_queue_depth(sdev, new_queue_depth);
 			}
 		}
 	lpfc_destroy_vport_work_array(phba, vports);
 	atomic_set(&phba->num_rsrc_err, 0);
-	atomic_set(&phba->num_cmd_success, 0);
 }
 
 /**
diff --git linux-libre-5.4.275-gnu1/drivers/target/target_core_configfs.c linux-libre-5.4.276-gnu1/drivers/target/target_core_configfs.c
index e6e175597860..4edabab65b87 100644
--- linux-libre-5.4.275-gnu1/drivers/target/target_core_configfs.c
+++ linux-libre-5.4.276-gnu1/drivers/target/target_core_configfs.c
@@ -3458,6 +3458,8 @@ static int __init target_core_init_configfs(void)
 {
 	struct configfs_subsystem *subsys = &target_core_fabrics;
 	struct t10_alua_lu_gp *lu_gp;
+	struct cred *kern_cred;
+	const struct cred *old_cred;
 	int ret;
 
 	pr_debug("TARGET_CORE[0]: Loading Generic Kernel Storage"
@@ -3534,11 +3536,21 @@ static int __init target_core_init_configfs(void)
 	if (ret < 0)
 		goto out;
 
+	/* We use the kernel credentials to access the target directory */
+	kern_cred = prepare_kernel_cred(&init_task);
+	if (!kern_cred) {
+		ret = -ENOMEM;
+		goto out;
+	}
+	old_cred = override_creds(kern_cred);
 	target_init_dbroot();
+	revert_creds(old_cred);
+	put_cred(kern_cred);
 
 	return 0;
 
 out:
+	target_xcopy_release_pt();
 	configfs_unregister_subsystem(subsys);
 	core_dev_release_virtual_lun0();
 	rd_module_exit();
diff --git linux-libre-5.4.275-gnu1/drivers/usb/gadget/composite.c linux-libre-5.4.276-gnu1/drivers/usb/gadget/composite.c
index a3106b179562..17ae3b394469 100644
--- linux-libre-5.4.275-gnu1/drivers/usb/gadget/composite.c
+++ linux-libre-5.4.276-gnu1/drivers/usb/gadget/composite.c
@@ -1925,7 +1925,7 @@ unknown:
 			buf[5] = 0x01;
 			switch (ctrl->bRequestType & USB_RECIP_MASK) {
 			case USB_RECIP_DEVICE:
-				if (w_index != 0x4 || (w_value >> 8))
+				if (w_index != 0x4 || (w_value & 0xff))
 					break;
 				buf[6] = w_index;
 				/* Number of ext compat interfaces */
@@ -1941,9 +1941,9 @@ unknown:
 				}
 				break;
 			case USB_RECIP_INTERFACE:
-				if (w_index != 0x5 || (w_value >> 8))
+				if (w_index != 0x5 || (w_value & 0xff))
 					break;
-				interface = w_value & 0xFF;
+				interface = w_value >> 8;
 				if (interface >= MAX_CONFIG_INTERFACES ||
 				    !os_desc_cfg->interface[interface])
 					break;
diff --git linux-libre-5.4.275-gnu1/drivers/usb/gadget/function/f_fs.c linux-libre-5.4.276-gnu1/drivers/usb/gadget/function/f_fs.c
index 588a659f245e..1cf4f4bee019 100644
--- linux-libre-5.4.275-gnu1/drivers/usb/gadget/function/f_fs.c
+++ linux-libre-5.4.276-gnu1/drivers/usb/gadget/function/f_fs.c
@@ -3422,7 +3422,7 @@ static int ffs_func_setup(struct usb_function *f,
 	__ffs_event_add(ffs, FUNCTIONFS_SETUP);
 	spin_unlock_irqrestore(&ffs->ev.waitq.lock, flags);
 
-	return creq->wLength == 0 ? USB_GADGET_DELAYED_STATUS : 0;
+	return ffs->ev.setup.wLength == 0 ? USB_GADGET_DELAYED_STATUS : 0;
 }
 
 static bool ffs_func_req_match(struct usb_function *f,
diff --git linux-libre-5.4.275-gnu1/fs/9p/vfs_file.c linux-libre-5.4.276-gnu1/fs/9p/vfs_file.c
index ee9cabac1204..14d6cb031621 100644
--- linux-libre-5.4.275-gnu1/fs/9p/vfs_file.c
+++ linux-libre-5.4.276-gnu1/fs/9p/vfs_file.c
@@ -676,6 +676,7 @@ const struct file_operations v9fs_file_operations = {
 	.lock = v9fs_file_lock,
 	.mmap = generic_file_readonly_mmap,
 	.fsync = v9fs_file_fsync,
+	.setlease = simple_nosetlease,
 };
 
 const struct file_operations v9fs_file_operations_dotl = {
@@ -711,4 +712,5 @@ const struct file_operations v9fs_mmap_file_operations_dotl = {
 	.flock = v9fs_file_flock_dotl,
 	.mmap = v9fs_mmap_file_mmap,
 	.fsync = v9fs_file_fsync_dotl,
+	.setlease = simple_nosetlease,
 };
diff --git linux-libre-5.4.275-gnu1/fs/9p/vfs_inode.c linux-libre-5.4.276-gnu1/fs/9p/vfs_inode.c
index b82423a72f68..ffce168296bd 100644
--- linux-libre-5.4.275-gnu1/fs/9p/vfs_inode.c
+++ linux-libre-5.4.276-gnu1/fs/9p/vfs_inode.c
@@ -86,7 +86,7 @@ static int p9mode2perm(struct v9fs_session_info *v9ses,
 	int res;
 	int mode = stat->mode;
 
-	res = mode & S_IALLUGO;
+	res = mode & 0777; /* S_IRWXUGO */
 	if (v9fs_proto_dotu(v9ses)) {
 		if ((mode & P9_DMSETUID) == P9_DMSETUID)
 			res |= S_ISUID;
@@ -177,6 +177,9 @@ int v9fs_uflags2omode(int uflags, int extended)
 		break;
 	}
 
+	if (uflags & O_TRUNC)
+		ret |= P9_OTRUNC;
+
 	if (extended) {
 		if (uflags & O_EXCL)
 			ret |= P9_OEXCL;
diff --git linux-libre-5.4.275-gnu1/fs/9p/vfs_super.c linux-libre-5.4.276-gnu1/fs/9p/vfs_super.c
index 74df32be4c6a..46e58fdf9ba5 100644
--- linux-libre-5.4.275-gnu1/fs/9p/vfs_super.c
+++ linux-libre-5.4.276-gnu1/fs/9p/vfs_super.c
@@ -335,6 +335,7 @@ static const struct super_operations v9fs_super_ops = {
 	.alloc_inode = v9fs_alloc_inode,
 	.free_inode = v9fs_free_inode,
 	.statfs = simple_statfs,
+	.drop_inode = v9fs_drop_inode,
 	.evict_inode = v9fs_evict_inode,
 	.show_options = v9fs_show_options,
 	.umount_begin = v9fs_umount_begin,
diff --git linux-libre-5.4.275-gnu1/fs/btrfs/inode.c linux-libre-5.4.276-gnu1/fs/btrfs/inode.c
index c89e85a7da7d..2c86be3fc25c 100644
--- linux-libre-5.4.275-gnu1/fs/btrfs/inode.c
+++ linux-libre-5.4.276-gnu1/fs/btrfs/inode.c
@@ -2051,7 +2051,7 @@ void btrfs_clear_delalloc_extent(struct inode *vfs_inode,
 		 */
 		if (*bits & EXTENT_CLEAR_META_RESV &&
 		    root != fs_info->tree_root)
-			btrfs_delalloc_release_metadata(inode, len, false);
+			btrfs_delalloc_release_metadata(inode, len, true);
 
 		/* For sanity tests. */
 		if (btrfs_is_testing(fs_info))
diff --git linux-libre-5.4.275-gnu1/fs/btrfs/transaction.c linux-libre-5.4.276-gnu1/fs/btrfs/transaction.c
index 89ffc0255406..1d25bf0c55cc 100644
--- linux-libre-5.4.275-gnu1/fs/btrfs/transaction.c
+++ linux-libre-5.4.276-gnu1/fs/btrfs/transaction.c
@@ -1226,6 +1226,7 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans)
 			radix_tree_tag_clear(&fs_info->fs_roots_radix,
 					(unsigned long)root->root_key.objectid,
 					BTRFS_ROOT_TRANS_TAG);
+			btrfs_qgroup_free_meta_all_pertrans(root);
 			spin_unlock(&fs_info->fs_roots_radix_lock);
 
 			btrfs_free_log(trans, root);
@@ -1250,7 +1251,6 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans)
 			if (ret2)
 				return ret2;
 			spin_lock(&fs_info->fs_roots_radix_lock);
-			btrfs_qgroup_free_meta_all_pertrans(root);
 		}
 	}
 	spin_unlock(&fs_info->fs_roots_radix_lock);
diff --git linux-libre-5.4.275-gnu1/fs/gfs2/bmap.c linux-libre-5.4.276-gnu1/fs/gfs2/bmap.c
index 63e925aa12a7..1dc0f0bca3ab 100644
--- linux-libre-5.4.275-gnu1/fs/gfs2/bmap.c
+++ linux-libre-5.4.276-gnu1/fs/gfs2/bmap.c
@@ -1760,7 +1760,8 @@ static int punch_hole(struct gfs2_inode *ip, u64 offset, u64 length)
 	struct buffer_head *dibh, *bh;
 	struct gfs2_holder rd_gh;
 	unsigned int bsize_shift = sdp->sd_sb.sb_bsize_shift;
-	u64 lblock = (offset + (1 << bsize_shift) - 1) >> bsize_shift;
+	unsigned int bsize = 1 << bsize_shift;
+	u64 lblock = (offset + bsize - 1) >> bsize_shift;
 	__u16 start_list[GFS2_MAX_META_HEIGHT];
 	__u16 __end_list[GFS2_MAX_META_HEIGHT], *end_list = NULL;
 	unsigned int start_aligned, end_aligned;
@@ -1771,7 +1772,7 @@ static int punch_hole(struct gfs2_inode *ip, u64 offset, u64 length)
 	u64 prev_bnr = 0;
 	__be64 *start, *end;
 
-	if (offset >= maxsize) {
+	if (offset + bsize - 1 >= maxsize) {
 		/*
 		 * The starting point lies beyond the allocated meta-data;
 		 * there are no blocks do deallocate.
diff --git linux-libre-5.4.275-gnu1/fs/nfs/client.c linux-libre-5.4.276-gnu1/fs/nfs/client.c
index 35abe63655a9..323cef064f2a 100644
--- linux-libre-5.4.275-gnu1/fs/nfs/client.c
+++ linux-libre-5.4.276-gnu1/fs/nfs/client.c
@@ -72,7 +72,6 @@ const struct rpc_program nfs_program = {
 	.number			= NFS_PROGRAM,
 	.nrvers			= ARRAY_SIZE(nfs_version),
 	.version		= nfs_version,
-	.stats			= &nfs_rpcstat,
 	.pipe_dir_name		= NFS_PIPE_DIRNAME,
 };
 
@@ -492,6 +491,7 @@ int nfs_create_rpc_client(struct nfs_client *clp,
 			  const struct nfs_client_initdata *cl_init,
 			  rpc_authflavor_t flavor)
 {
+	struct nfs_net		*nn = net_generic(clp->cl_net, nfs_net_id);
 	struct rpc_clnt		*clnt = NULL;
 	struct rpc_create_args args = {
 		.net		= clp->cl_net,
@@ -503,6 +503,7 @@ int nfs_create_rpc_client(struct nfs_client *clp,
 		.servername	= clp->cl_hostname,
 		.nodename	= cl_init->nodename,
 		.program	= &nfs_program,
+		.stats		= &nn->rpcstats,
 		.version	= clp->rpc_ops->version,
 		.authflavor	= flavor,
 		.cred		= cl_init->cred,
@@ -1077,6 +1078,8 @@ void nfs_clients_init(struct net *net)
 #endif
 	spin_lock_init(&nn->nfs_client_lock);
 	nn->boot_time = ktime_get_real();
+	memset(&nn->rpcstats, 0, sizeof(nn->rpcstats));
+	nn->rpcstats.program = &nfs_program;
 
 	nfs_netns_sysfs_setup(nn, net);
 }
diff --git linux-libre-5.4.275-gnu1/fs/nfs/inode.c linux-libre-5.4.276-gnu1/fs/nfs/inode.c
index 3bddf5332b6d..6a7a3b1d926e 100644
--- linux-libre-5.4.275-gnu1/fs/nfs/inode.c
+++ linux-libre-5.4.276-gnu1/fs/nfs/inode.c
@@ -2178,12 +2178,21 @@ EXPORT_SYMBOL_GPL(nfs_net_id);
 
 static int nfs_net_init(struct net *net)
 {
+	struct nfs_net *nn = net_generic(net, nfs_net_id);
+
 	nfs_clients_init(net);
+
+	if (!rpc_proc_register(net, &nn->rpcstats)) {
+		nfs_clients_exit(net);
+		return -ENOMEM;
+	}
+
 	return nfs_fs_proc_net_init(net);
 }
 
 static void nfs_net_exit(struct net *net)
 {
+	rpc_proc_unregister(net, "nfs");
 	nfs_fs_proc_net_exit(net);
 	nfs_clients_exit(net);
 }
@@ -2242,15 +2251,12 @@ static int __init init_nfs_fs(void)
 	if (err)
 		goto out1;
 
-	rpc_proc_register(&init_net, &nfs_rpcstat);
-
 	err = register_nfs_fs();
 	if (err)
 		goto out0;
 
 	return 0;
 out0:
-	rpc_proc_unregister(&init_net, "nfs");
 	nfs_destroy_directcache();
 out1:
 	nfs_destroy_writepagecache();
@@ -2283,7 +2289,6 @@ static void __exit exit_nfs_fs(void)
 	nfs_destroy_nfspagecache();
 	nfs_fscache_unregister();
 	unregister_pernet_subsys(&nfs_net_ops);
-	rpc_proc_unregister(&init_net, "nfs");
 	unregister_nfs_fs();
 	nfs_fs_proc_exit();
 	nfsiod_stop();
diff --git linux-libre-5.4.275-gnu1/fs/nfs/internal.h linux-libre-5.4.276-gnu1/fs/nfs/internal.h
index fcd35c98a937..fb28750da761 100644
--- linux-libre-5.4.275-gnu1/fs/nfs/internal.h
+++ linux-libre-5.4.276-gnu1/fs/nfs/internal.h
@@ -405,8 +405,6 @@ struct dentry * nfs_xdev_mount_common(struct file_system_type *, int,
 void nfs_kill_super(struct super_block *);
 void nfs_fill_super(struct super_block *, struct nfs_mount_info *);
 
-extern struct rpc_stat nfs_rpcstat;
-
 extern int __init register_nfs_fs(void);
 extern void __exit unregister_nfs_fs(void);
 extern bool nfs_sb_active(struct super_block *sb);
diff --git linux-libre-5.4.275-gnu1/fs/nfs/netns.h linux-libre-5.4.276-gnu1/fs/nfs/netns.h
index c8374f74dce1..a68b21603ea9 100644
--- linux-libre-5.4.275-gnu1/fs/nfs/netns.h
+++ linux-libre-5.4.276-gnu1/fs/nfs/netns.h
@@ -9,6 +9,7 @@
 #include <linux/nfs4.h>
 #include <net/net_namespace.h>
 #include <net/netns/generic.h>
+#include <linux/sunrpc/stats.h>
 
 struct bl_dev_msg {
 	int32_t status;
@@ -34,6 +35,7 @@ struct nfs_net {
 	struct nfs_netns_client *nfs_client;
 	spinlock_t nfs_client_lock;
 	ktime_t boot_time;
+	struct rpc_stat rpcstats;
 #ifdef CONFIG_PROC_FS
 	struct proc_dir_entry *proc_nfsfs;
 #endif
diff --git linux-libre-5.4.275-gnu1/include/linux/skbuff.h linux-libre-5.4.276-gnu1/include/linux/skbuff.h
index 302a2ad67980..29ccc33a1c62 100644
--- linux-libre-5.4.275-gnu1/include/linux/skbuff.h
+++ linux-libre-5.4.276-gnu1/include/linux/skbuff.h
@@ -2576,6 +2576,21 @@ static inline void skb_mac_header_rebuild(struct sk_buff *skb)
 	}
 }
 
+/* Move the full mac header up to current network_header.
+ * Leaves skb->data pointing at offset skb->mac_len into the mac_header.
+ * Must be provided the complete mac header length.
+ */
+static inline void skb_mac_header_rebuild_full(struct sk_buff *skb, u32 full_mac_len)
+{
+	if (skb_mac_header_was_set(skb)) {
+		const unsigned char *old_mac = skb_mac_header(skb);
+
+		skb_set_mac_header(skb, -full_mac_len);
+		memmove(skb_mac_header(skb), old_mac, full_mac_len);
+		__skb_push(skb, full_mac_len - skb->mac_len);
+	}
+}
+
 static inline int skb_checksum_start_offset(const struct sk_buff *skb)
 {
 	return skb->csum_start - skb_headroom(skb);
diff --git linux-libre-5.4.275-gnu1/include/linux/sunrpc/clnt.h linux-libre-5.4.276-gnu1/include/linux/sunrpc/clnt.h
index 336802acc629..18d4cf2d637b 100644
--- linux-libre-5.4.275-gnu1/include/linux/sunrpc/clnt.h
+++ linux-libre-5.4.276-gnu1/include/linux/sunrpc/clnt.h
@@ -121,6 +121,7 @@ struct rpc_create_args {
 	const char		*servername;
 	const char		*nodename;
 	const struct rpc_program *program;
+	struct rpc_stat		*stats;
 	u32			prognumber;	/* overrides program->number */
 	u32			version;
 	rpc_authflavor_t	authflavor;
diff --git linux-libre-5.4.275-gnu1/include/net/xfrm.h linux-libre-5.4.276-gnu1/include/net/xfrm.h
index 96faf0918694..4368dcb709f4 100644
--- linux-libre-5.4.275-gnu1/include/net/xfrm.h
+++ linux-libre-5.4.276-gnu1/include/net/xfrm.h
@@ -1024,6 +1024,9 @@ struct xfrm_offload {
 #define CRYPTO_INVALID_PACKET_SYNTAX		64
 #define CRYPTO_INVALID_PROTOCOL			128
 
+	/* Used to keep whole l2 header for transport mode GRO */
+	__u32			orig_mac_len;
+
 	__u8			proto;
 };
 
diff --git linux-libre-5.4.275-gnu1/lib/dynamic_debug.c linux-libre-5.4.276-gnu1/lib/dynamic_debug.c
index 1ce2fa9dc5ad..5cb1e7e02a54 100644
--- linux-libre-5.4.275-gnu1/lib/dynamic_debug.c
+++ linux-libre-5.4.276-gnu1/lib/dynamic_debug.c
@@ -244,7 +244,11 @@ static int ddebug_tokenize(char *buf, char *words[], int maxwords)
 		} else {
 			for (end = buf; *end && !isspace(*end); end++)
 				;
-			BUG_ON(end == buf);
+			if (end == buf) {
+				pr_err("parse err after word:%d=%s\n", nwords,
+				       nwords ? words[nwords - 1] : "<none>");
+				return -EINVAL;
+			}
 		}
 
 		/* `buf' is start of word, `end' is one past its end */
diff --git linux-libre-5.4.275-gnu1/net/bluetooth/l2cap_core.c linux-libre-5.4.276-gnu1/net/bluetooth/l2cap_core.c
index 9c06f5ffd1b5..8709c4506343 100644
--- linux-libre-5.4.275-gnu1/net/bluetooth/l2cap_core.c
+++ linux-libre-5.4.276-gnu1/net/bluetooth/l2cap_core.c
@@ -434,6 +434,9 @@ static void l2cap_chan_timeout(struct work_struct *work)
 
 	BT_DBG("chan %p state %s", chan, state_to_string(chan->state));
 
+	if (!conn)
+		return;
+
 	mutex_lock(&conn->chan_lock);
 	/* __set_chan_timer() calls l2cap_chan_hold(chan) while scheduling
 	 * this work. No need to call l2cap_chan_hold(chan) here again.
diff --git linux-libre-5.4.275-gnu1/net/bluetooth/sco.c linux-libre-5.4.276-gnu1/net/bluetooth/sco.c
index a3b15b4e176e..4c81883ba25e 100644
--- linux-libre-5.4.275-gnu1/net/bluetooth/sco.c
+++ linux-libre-5.4.276-gnu1/net/bluetooth/sco.c
@@ -82,6 +82,10 @@ static void sco_sock_timeout(struct work_struct *work)
 	struct sock *sk;
 
 	sco_conn_lock(conn);
+	if (!conn->hcon) {
+		sco_conn_unlock(conn);
+		return;
+	}
 	sk = conn->sk;
 	if (sk)
 		sock_hold(sk);
diff --git linux-libre-5.4.275-gnu1/net/bridge/br_forward.c linux-libre-5.4.276-gnu1/net/bridge/br_forward.c
index 4f8eb83976f1..460d578fae4d 100644
--- linux-libre-5.4.275-gnu1/net/bridge/br_forward.c
+++ linux-libre-5.4.276-gnu1/net/bridge/br_forward.c
@@ -245,6 +245,7 @@ static void maybe_deliver_addr(struct net_bridge_port *p, struct sk_buff *skb,
 {
 	struct net_device *dev = BR_INPUT_SKB_CB(skb)->brdev;
 	const unsigned char *src = eth_hdr(skb)->h_source;
+	struct sk_buff *nskb;
 
 	if (!should_deliver(p, skb))
 		return;
@@ -253,12 +254,16 @@ static void maybe_deliver_addr(struct net_bridge_port *p, struct sk_buff *skb,
 	if (skb->dev == p->dev && ether_addr_equal(src, addr))
 		return;
 
-	skb = skb_copy(skb, GFP_ATOMIC);
-	if (!skb) {
+	__skb_push(skb, ETH_HLEN);
+	nskb = pskb_copy(skb, GFP_ATOMIC);
+	__skb_pull(skb, ETH_HLEN);
+	if (!nskb) {
 		DEV_STATS_INC(dev, tx_dropped);
 		return;
 	}
 
+	skb = nskb;
+	__skb_pull(skb, ETH_HLEN);
 	if (!is_broadcast_ether_addr(addr))
 		memcpy(eth_hdr(skb)->h_dest, addr, ETH_ALEN);
 
diff --git linux-libre-5.4.275-gnu1/net/core/net_namespace.c linux-libre-5.4.276-gnu1/net/core/net_namespace.c
index 534a53124d14..5827de79610b 100644
--- linux-libre-5.4.275-gnu1/net/core/net_namespace.c
+++ linux-libre-5.4.276-gnu1/net/core/net_namespace.c
@@ -71,12 +71,15 @@ static unsigned int max_gen_ptrs = INITIAL_NET_GEN_PTRS;
 
 static struct net_generic *net_alloc_generic(void)
 {
+	unsigned int gen_ptrs = READ_ONCE(max_gen_ptrs);
+	unsigned int generic_size;
 	struct net_generic *ng;
-	unsigned int generic_size = offsetof(struct net_generic, ptr[max_gen_ptrs]);
+
+	generic_size = offsetof(struct net_generic, ptr[gen_ptrs]);
 
 	ng = kzalloc(generic_size, GFP_KERNEL);
 	if (ng)
-		ng->s.len = max_gen_ptrs;
+		ng->s.len = gen_ptrs;
 
 	return ng;
 }
@@ -1231,7 +1234,11 @@ static int register_pernet_operations(struct list_head *list,
 		if (error < 0)
 			return error;
 		*ops->id = error;
-		max_gen_ptrs = max(max_gen_ptrs, *ops->id + 1);
+		/* This does not require READ_ONCE as writers already hold
+		 * pernet_ops_rwsem. But WRITE_ONCE is needed to protect
+		 * net_alloc_generic.
+		 */
+		WRITE_ONCE(max_gen_ptrs, max(max_gen_ptrs, *ops->id + 1));
 	}
 	error = __register_pernet_operations(list, ops);
 	if (error) {
diff --git linux-libre-5.4.275-gnu1/net/core/rtnetlink.c linux-libre-5.4.276-gnu1/net/core/rtnetlink.c
index ee599636f817..2b7ad5cf8fbf 100644
--- linux-libre-5.4.275-gnu1/net/core/rtnetlink.c
+++ linux-libre-5.4.276-gnu1/net/core/rtnetlink.c
@@ -2252,7 +2252,7 @@ static int do_setvfinfo(struct net_device *dev, struct nlattr **tb)
 
 		nla_for_each_nested(attr, tb[IFLA_VF_VLAN_LIST], rem) {
 			if (nla_type(attr) != IFLA_VF_VLAN_INFO ||
-			    nla_len(attr) < NLA_HDRLEN) {
+			    nla_len(attr) < sizeof(struct ifla_vf_vlan_info)) {
 				return -EINVAL;
 			}
 			if (len >= MAX_VLAN_LIST_LEN)
diff --git linux-libre-5.4.275-gnu1/net/core/sock.c linux-libre-5.4.276-gnu1/net/core/sock.c
index daeb0e69c71b..2b68a93adfa8 100644
--- linux-libre-5.4.275-gnu1/net/core/sock.c
+++ linux-libre-5.4.276-gnu1/net/core/sock.c
@@ -453,7 +453,7 @@ int __sock_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
 	unsigned long flags;
 	struct sk_buff_head *list = &sk->sk_receive_queue;
 
-	if (atomic_read(&sk->sk_rmem_alloc) >= sk->sk_rcvbuf) {
+	if (atomic_read(&sk->sk_rmem_alloc) >= READ_ONCE(sk->sk_rcvbuf)) {
 		atomic_inc(&sk->sk_drops);
 		trace_sock_rcvqueue_full(sk, skb);
 		return -ENOMEM;
@@ -505,7 +505,7 @@ int __sk_receive_skb(struct sock *sk, struct sk_buff *skb,
 
 	skb->dev = NULL;
 
-	if (sk_rcvqueues_full(sk, sk->sk_rcvbuf)) {
+	if (sk_rcvqueues_full(sk, READ_ONCE(sk->sk_rcvbuf))) {
 		atomic_inc(&sk->sk_drops);
 		goto discard_and_relse;
 	}
diff --git linux-libre-5.4.275-gnu1/net/ipv4/tcp.c linux-libre-5.4.276-gnu1/net/ipv4/tcp.c
index ca7863f72218..9a4a3f6d9cb0 100644
--- linux-libre-5.4.275-gnu1/net/ipv4/tcp.c
+++ linux-libre-5.4.276-gnu1/net/ipv4/tcp.c
@@ -2331,7 +2331,7 @@ void tcp_shutdown(struct sock *sk, int how)
 	/* If we've already sent a FIN, or it's a closed state, skip this. */
 	if ((1 << sk->sk_state) &
 	    (TCPF_ESTABLISHED | TCPF_SYN_SENT |
-	     TCPF_SYN_RECV | TCPF_CLOSE_WAIT)) {
+	     TCPF_CLOSE_WAIT)) {
 		/* Clear out any half completed packets.  FIN if needed. */
 		if (tcp_close_state(sk))
 			tcp_send_fin(sk);
@@ -2416,7 +2416,7 @@ void __tcp_close(struct sock *sk, long timeout)
 		 * machine. State transitions:
 		 *
 		 * TCP_ESTABLISHED -> TCP_FIN_WAIT1
-		 * TCP_SYN_RECV	-> TCP_FIN_WAIT1 (forget it, it's impossible)
+		 * TCP_SYN_RECV	-> TCP_FIN_WAIT1 (it is difficult)
 		 * TCP_CLOSE_WAIT -> TCP_LAST_ACK
 		 *
 		 * are legal only when FIN has been sent (i.e. in window),
diff --git linux-libre-5.4.275-gnu1/net/ipv4/tcp_input.c linux-libre-5.4.276-gnu1/net/ipv4/tcp_input.c
index 61243531a7f4..87a10bb11eb0 100644
--- linux-libre-5.4.275-gnu1/net/ipv4/tcp_input.c
+++ linux-libre-5.4.276-gnu1/net/ipv4/tcp_input.c
@@ -6342,6 +6342,8 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb)
 
 		tcp_initialize_rcv_mss(sk);
 		tcp_fast_path_on(tp);
+		if (sk->sk_shutdown & SEND_SHUTDOWN)
+			tcp_shutdown(sk, SEND_SHUTDOWN);
 		break;
 
 	case TCP_FIN_WAIT1: {
diff --git linux-libre-5.4.275-gnu1/net/ipv4/tcp_ipv4.c linux-libre-5.4.276-gnu1/net/ipv4/tcp_ipv4.c
index a54505c29a5c..0dd917c5a7da 100644
--- linux-libre-5.4.275-gnu1/net/ipv4/tcp_ipv4.c
+++ linux-libre-5.4.276-gnu1/net/ipv4/tcp_ipv4.c
@@ -152,6 +152,12 @@ int tcp_twsk_unique(struct sock *sk, struct sock *sktw, void *twp)
 	if (tcptw->tw_ts_recent_stamp &&
 	    (!twp || (reuse && time_after32(ktime_get_seconds(),
 					    tcptw->tw_ts_recent_stamp)))) {
+		/* inet_twsk_hashdance() sets sk_refcnt after putting twsk
+		 * and releasing the bucket lock.
+		 */
+		if (unlikely(!refcount_inc_not_zero(&sktw->sk_refcnt)))
+			return 0;
+
 		/* In case of repair and re-using TIME-WAIT sockets we still
 		 * want to be sure that it is safe as above but honor the
 		 * sequence numbers and time stamps set as part of the repair
@@ -172,7 +178,7 @@ int tcp_twsk_unique(struct sock *sk, struct sock *sktw, void *twp)
 			tp->rx_opt.ts_recent	   = tcptw->tw_ts_recent;
 			tp->rx_opt.ts_recent_stamp = tcptw->tw_ts_recent_stamp;
 		}
-		sock_hold(sktw);
+
 		return 1;
 	}
 
diff --git linux-libre-5.4.275-gnu1/net/ipv4/tcp_output.c linux-libre-5.4.276-gnu1/net/ipv4/tcp_output.c
index 6d7f441c7dd7..4f203cbbc99b 100644
--- linux-libre-5.4.275-gnu1/net/ipv4/tcp_output.c
+++ linux-libre-5.4.276-gnu1/net/ipv4/tcp_output.c
@@ -3210,7 +3210,9 @@ void tcp_send_fin(struct sock *sk)
 			return;
 		}
 	} else {
-		skb = alloc_skb_fclone(MAX_TCP_HEADER, sk->sk_allocation);
+		skb = alloc_skb_fclone(MAX_TCP_HEADER,
+				       sk_gfp_mask(sk, GFP_ATOMIC |
+						       __GFP_NOWARN));
 		if (unlikely(!skb))
 			return;
 
diff --git linux-libre-5.4.275-gnu1/net/ipv4/xfrm4_input.c linux-libre-5.4.276-gnu1/net/ipv4/xfrm4_input.c
index f8de2482a529..9b062f2e4569 100644
--- linux-libre-5.4.275-gnu1/net/ipv4/xfrm4_input.c
+++ linux-libre-5.4.276-gnu1/net/ipv4/xfrm4_input.c
@@ -66,7 +66,11 @@ int xfrm4_transport_finish(struct sk_buff *skb, int async)
 	ip_send_check(iph);
 
 	if (xo && (xo->flags & XFRM_GRO)) {
-		skb_mac_header_rebuild(skb);
+		/* The full l2 header needs to be preserved so that re-injecting the packet at l2
+		 * works correctly in the presence of vlan tags.
+		 */
+		skb_mac_header_rebuild_full(skb, xo->orig_mac_len);
+		skb_reset_network_header(skb);
 		skb_reset_transport_header(skb);
 		return 0;
 	}
diff --git linux-libre-5.4.275-gnu1/net/ipv6/fib6_rules.c linux-libre-5.4.276-gnu1/net/ipv6/fib6_rules.c
index cdc8a49d7fc3..3cf9dc223103 100644
--- linux-libre-5.4.275-gnu1/net/ipv6/fib6_rules.c
+++ linux-libre-5.4.276-gnu1/net/ipv6/fib6_rules.c
@@ -227,8 +227,12 @@ static int __fib6_rule_action(struct fib_rule *rule, struct flowi *flp,
 
 	rt = lookup(net, table, flp6, arg->lookup_data, flags);
 	if (rt != net->ipv6.ip6_null_entry) {
+		struct inet6_dev *idev = ip6_dst_idev(&rt->dst);
+
+		if (!idev)
+			goto again;
 		err = fib6_rule_saddr(net, rule, flags, flp6,
-				      ip6_dst_idev(&rt->dst)->dev);
+				      idev->dev);
 
 		if (err == -EAGAIN)
 			goto again;
diff --git linux-libre-5.4.275-gnu1/net/ipv6/xfrm6_input.c linux-libre-5.4.276-gnu1/net/ipv6/xfrm6_input.c
index a52cb3fc6df5..c12d51f5b589 100644
--- linux-libre-5.4.275-gnu1/net/ipv6/xfrm6_input.c
+++ linux-libre-5.4.276-gnu1/net/ipv6/xfrm6_input.c
@@ -58,7 +58,11 @@ int xfrm6_transport_finish(struct sk_buff *skb, int async)
 	skb_postpush_rcsum(skb, skb_network_header(skb), nhlen);
 
 	if (xo && (xo->flags & XFRM_GRO)) {
-		skb_mac_header_rebuild(skb);
+		/* The full l2 header needs to be preserved so that re-injecting the packet at l2
+		 * works correctly in the presence of vlan tags.
+		 */
+		skb_mac_header_rebuild_full(skb, xo->orig_mac_len);
+		skb_reset_network_header(skb);
 		skb_reset_transport_header(skb);
 		return -1;
 	}
diff --git linux-libre-5.4.275-gnu1/net/l2tp/l2tp_eth.c linux-libre-5.4.276-gnu1/net/l2tp/l2tp_eth.c
index d3b520b9b2c9..2c5853597aa9 100644
--- linux-libre-5.4.275-gnu1/net/l2tp/l2tp_eth.c
+++ linux-libre-5.4.276-gnu1/net/l2tp/l2tp_eth.c
@@ -149,6 +149,9 @@ static void l2tp_eth_dev_recv(struct l2tp_session *session, struct sk_buff *skb,
 	/* checksums verified by L2TP */
 	skb->ip_summed = CHECKSUM_NONE;
 
+	/* drop outer flow-hash */
+	skb_clear_hash(skb);
+
 	skb_dst_drop(skb);
 	nf_reset_ct(skb);
 
diff --git linux-libre-5.4.275-gnu1/net/mac80211/ieee80211_i.h linux-libre-5.4.276-gnu1/net/mac80211/ieee80211_i.h
index 3b7151501b3e..e26368fab65d 100644
--- linux-libre-5.4.275-gnu1/net/mac80211/ieee80211_i.h
+++ linux-libre-5.4.276-gnu1/net/mac80211/ieee80211_i.h
@@ -110,7 +110,7 @@ struct ieee80211_bss {
 };
 
 /**
- * enum ieee80211_corrupt_data_flags - BSS data corruption flags
+ * enum ieee80211_bss_corrupt_data_flags - BSS data corruption flags
  * @IEEE80211_BSS_CORRUPT_BEACON: last beacon frame received was corrupted
  * @IEEE80211_BSS_CORRUPT_PROBE_RESP: last probe response received was corrupted
  *
@@ -123,7 +123,7 @@ enum ieee80211_bss_corrupt_data_flags {
 };
 
 /**
- * enum ieee80211_valid_data_flags - BSS valid data flags
+ * enum ieee80211_bss_valid_data_flags - BSS valid data flags
  * @IEEE80211_BSS_VALID_WMM: WMM/UAPSD data was gathered from non-corrupt IE
  * @IEEE80211_BSS_VALID_RATES: Supported rates were gathered from non-corrupt IE
  * @IEEE80211_BSS_VALID_ERP: ERP flag was gathered from non-corrupt IE
diff --git linux-libre-5.4.275-gnu1/net/nsh/nsh.c linux-libre-5.4.276-gnu1/net/nsh/nsh.c
index 0f23e5e8e03e..3e0fc71d95a1 100644
--- linux-libre-5.4.275-gnu1/net/nsh/nsh.c
+++ linux-libre-5.4.276-gnu1/net/nsh/nsh.c
@@ -76,13 +76,15 @@ EXPORT_SYMBOL_GPL(nsh_pop);
 static struct sk_buff *nsh_gso_segment(struct sk_buff *skb,
 				       netdev_features_t features)
 {
+	unsigned int outer_hlen, mac_len, nsh_len;
 	struct sk_buff *segs = ERR_PTR(-EINVAL);
 	u16 mac_offset = skb->mac_header;
-	unsigned int nsh_len, mac_len;
-	__be16 proto;
+	__be16 outer_proto, proto;
 
 	skb_reset_network_header(skb);
 
+	outer_proto = skb->protocol;
+	outer_hlen = skb_mac_header_len(skb);
 	mac_len = skb->mac_len;
 
 	if (unlikely(!pskb_may_pull(skb, NSH_BASE_HDR_LEN)))
@@ -112,10 +114,10 @@ static struct sk_buff *nsh_gso_segment(struct sk_buff *skb,
 	}
 
 	for (skb = segs; skb; skb = skb->next) {
-		skb->protocol = htons(ETH_P_NSH);
-		__skb_push(skb, nsh_len);
-		skb->mac_header = mac_offset;
-		skb->network_header = skb->mac_header + mac_len;
+		skb->protocol = outer_proto;
+		__skb_push(skb, nsh_len + outer_hlen);
+		skb_reset_mac_header(skb);
+		skb_set_network_header(skb, outer_hlen);
 		skb->mac_len = mac_len;
 	}
 
diff --git linux-libre-5.4.275-gnu1/net/phonet/pn_netlink.c linux-libre-5.4.276-gnu1/net/phonet/pn_netlink.c
index 59aebe296890..dd4c7e9a634f 100644
--- linux-libre-5.4.275-gnu1/net/phonet/pn_netlink.c
+++ linux-libre-5.4.276-gnu1/net/phonet/pn_netlink.c
@@ -193,7 +193,7 @@ void rtm_phonet_notify(int event, struct net_device *dev, u8 dst)
 	struct sk_buff *skb;
 	int err = -ENOBUFS;
 
-	skb = nlmsg_new(NLMSG_ALIGN(sizeof(struct ifaddrmsg)) +
+	skb = nlmsg_new(NLMSG_ALIGN(sizeof(struct rtmsg)) +
 			nla_total_size(1) + nla_total_size(4), GFP_KERNEL);
 	if (skb == NULL)
 		goto errout;
diff --git linux-libre-5.4.275-gnu1/net/sunrpc/clnt.c linux-libre-5.4.276-gnu1/net/sunrpc/clnt.c
index 9071dc6928ac..c6fe108845e8 100644
--- linux-libre-5.4.275-gnu1/net/sunrpc/clnt.c
+++ linux-libre-5.4.276-gnu1/net/sunrpc/clnt.c
@@ -400,7 +400,7 @@ static struct rpc_clnt * rpc_new_client(const struct rpc_create_args *args,
 	clnt->cl_maxproc  = version->nrprocs;
 	clnt->cl_prog     = args->prognumber ? : program->number;
 	clnt->cl_vers     = version->number;
-	clnt->cl_stats    = program->stats;
+	clnt->cl_stats    = args->stats ? : program->stats;
 	clnt->cl_metrics  = rpc_alloc_iostats(clnt);
 	rpc_init_pipe_dir_head(&clnt->cl_pipedir_objects);
 	err = -ENOMEM;
@@ -666,6 +666,7 @@ struct rpc_clnt *rpc_clone_client(struct rpc_clnt *clnt)
 		.version	= clnt->cl_vers,
 		.authflavor	= clnt->cl_auth->au_flavor,
 		.cred		= clnt->cl_cred,
+		.stats		= clnt->cl_stats,
 	};
 	return __rpc_clone_client(&args, clnt);
 }
@@ -688,6 +689,7 @@ rpc_clone_client_set_auth(struct rpc_clnt *clnt, rpc_authflavor_t flavor)
 		.version	= clnt->cl_vers,
 		.authflavor	= flavor,
 		.cred		= clnt->cl_cred,
+		.stats		= clnt->cl_stats,
 	};
 	return __rpc_clone_client(&args, clnt);
 }
@@ -961,6 +963,7 @@ struct rpc_clnt *rpc_bind_new_program(struct rpc_clnt *old,
 		.version	= vers,
 		.authflavor	= old->cl_auth->au_flavor,
 		.cred		= old->cl_cred,
+		.stats		= old->cl_stats,
 	};
 	struct rpc_clnt *clnt;
 	int err;
diff --git linux-libre-5.4.275-gnu1/net/tipc/msg.c linux-libre-5.4.276-gnu1/net/tipc/msg.c
index e4ea942873d4..ff167decbef1 100644
--- linux-libre-5.4.275-gnu1/net/tipc/msg.c
+++ linux-libre-5.4.276-gnu1/net/tipc/msg.c
@@ -140,9 +140,9 @@ int tipc_buf_append(struct sk_buff **headbuf, struct sk_buff **buf)
 	if (fragid == FIRST_FRAGMENT) {
 		if (unlikely(head))
 			goto err;
-		*buf = NULL;
 		if (skb_has_frag_list(frag) && __skb_linearize(frag))
 			goto err;
+		*buf = NULL;
 		frag = skb_unshare(frag, GFP_ATOMIC);
 		if (unlikely(!frag))
 			goto err;
@@ -154,6 +154,11 @@ int tipc_buf_append(struct sk_buff **headbuf, struct sk_buff **buf)
 	if (!head)
 		goto err;
 
+	/* Either the input skb ownership is transferred to headskb
+	 * or the input skb is freed, clear the reference to avoid
+	 * bad access on error path.
+	 */
+	*buf = NULL;
 	if (skb_try_coalesce(head, frag, &headstolen, &delta)) {
 		kfree_skb_partial(frag, headstolen);
 	} else {
@@ -177,7 +182,6 @@ int tipc_buf_append(struct sk_buff **headbuf, struct sk_buff **buf)
 		*headbuf = NULL;
 		return 1;
 	}
-	*buf = NULL;
 	return 0;
 err:
 	kfree_skb(*buf);
diff --git linux-libre-5.4.275-gnu1/net/wireless/nl80211.c linux-libre-5.4.276-gnu1/net/wireless/nl80211.c
index c698fc458f5f..0d15dd68565c 100644
--- linux-libre-5.4.275-gnu1/net/wireless/nl80211.c
+++ linux-libre-5.4.276-gnu1/net/wireless/nl80211.c
@@ -12023,6 +12023,8 @@ static int nl80211_set_coalesce(struct sk_buff *skb, struct genl_info *info)
 error:
 	for (i = 0; i < new_coalesce.n_rules; i++) {
 		tmp_rule = &new_coalesce.rules[i];
+		if (!tmp_rule)
+			continue;
 		for (j = 0; j < tmp_rule->n_patterns; j++)
 			kfree(tmp_rule->patterns[j].mask);
 		kfree(tmp_rule->patterns);
diff --git linux-libre-5.4.275-gnu1/net/wireless/trace.h linux-libre-5.4.276-gnu1/net/wireless/trace.h
index 8677d7ab7d69..630b72355ebb 100644
--- linux-libre-5.4.275-gnu1/net/wireless/trace.h
+++ linux-libre-5.4.276-gnu1/net/wireless/trace.h
@@ -938,7 +938,7 @@ TRACE_EVENT(rdev_get_mpp,
 TRACE_EVENT(rdev_dump_mpp,
 	TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, int _idx,
 		 u8 *dst, u8 *mpp),
-	TP_ARGS(wiphy, netdev, _idx, mpp, dst),
+	TP_ARGS(wiphy, netdev, _idx, dst, mpp),
 	TP_STRUCT__entry(
 		WIPHY_ENTRY
 		NETDEV_ENTRY
diff --git linux-libre-5.4.275-gnu1/net/xfrm/xfrm_input.c linux-libre-5.4.276-gnu1/net/xfrm/xfrm_input.c
index 4d8d7cf3d199..2e7fd0aa5f37 100644
--- linux-libre-5.4.275-gnu1/net/xfrm/xfrm_input.c
+++ linux-libre-5.4.276-gnu1/net/xfrm/xfrm_input.c
@@ -394,11 +394,15 @@ static int xfrm_prepare_input(struct xfrm_state *x, struct sk_buff *skb)
  */
 static int xfrm4_transport_input(struct xfrm_state *x, struct sk_buff *skb)
 {
+	struct xfrm_offload *xo = xfrm_offload(skb);
 	int ihl = skb->data - skb_transport_header(skb);
 
 	if (skb->transport_header != skb->network_header) {
 		memmove(skb_transport_header(skb),
 			skb_network_header(skb), ihl);
+		if (xo)
+			xo->orig_mac_len =
+				skb_mac_header_was_set(skb) ? skb_mac_header_len(skb) : 0;
 		skb->network_header = skb->transport_header;
 	}
 	ip_hdr(skb)->tot_len = htons(skb->len + ihl);
@@ -409,11 +413,15 @@ static int xfrm4_transport_input(struct xfrm_state *x, struct sk_buff *skb)
 static int xfrm6_transport_input(struct xfrm_state *x, struct sk_buff *skb)
 {
 #if IS_ENABLED(CONFIG_IPV6)
+	struct xfrm_offload *xo = xfrm_offload(skb);
 	int ihl = skb->data - skb_transport_header(skb);
 
 	if (skb->transport_header != skb->network_header) {
 		memmove(skb_transport_header(skb),
 			skb_network_header(skb), ihl);
+		if (xo)
+			xo->orig_mac_len =
+				skb_mac_header_was_set(skb) ? skb_mac_header_len(skb) : 0;
 		skb->network_header = skb->transport_header;
 	}
 	ipv6_hdr(skb)->payload_len = htons(skb->len + ihl -
diff --git linux-libre-5.4.275-gnu1/sound/usb/line6/driver.c linux-libre-5.4.276-gnu1/sound/usb/line6/driver.c
index 22104cb84b1c..efa8fb59d3ad 100644
--- linux-libre-5.4.275-gnu1/sound/usb/line6/driver.c
+++ linux-libre-5.4.276-gnu1/sound/usb/line6/driver.c
@@ -201,7 +201,7 @@ int line6_send_raw_message_async(struct usb_line6 *line6, const char *buffer,
 	struct urb *urb;
 
 	/* create message: */
-	msg = kmalloc(sizeof(struct message), GFP_ATOMIC);
+	msg = kzalloc(sizeof(struct message), GFP_ATOMIC);
 	if (msg == NULL)
 		return -ENOMEM;
 
@@ -679,7 +679,7 @@ static int line6_init_cap_control(struct usb_line6 *line6)
 	int ret;
 
 	/* initialize USB buffers: */
-	line6->buffer_listen = kmalloc(LINE6_BUFSIZE_LISTEN, GFP_KERNEL);
+	line6->buffer_listen = kzalloc(LINE6_BUFSIZE_LISTEN, GFP_KERNEL);
 	if (!line6->buffer_listen)
 		return -ENOMEM;
 
@@ -688,7 +688,7 @@ static int line6_init_cap_control(struct usb_line6 *line6)
 		return -ENOMEM;
 
 	if (line6->properties->capabilities & LINE6_CAP_CONTROL_MIDI) {
-		line6->buffer_message = kmalloc(LINE6_MIDI_MESSAGE_MAXLEN, GFP_KERNEL);
+		line6->buffer_message = kzalloc(LINE6_MIDI_MESSAGE_MAXLEN, GFP_KERNEL);
 		if (!line6->buffer_message)
 			return -ENOMEM;
 
diff --git linux-libre-5.4.275-gnu1/tools/power/x86/turbostat/turbostat.8 linux-libre-5.4.276-gnu1/tools/power/x86/turbostat/turbostat.8
index a6db83a88e85..25a560c41321 100644
--- linux-libre-5.4.275-gnu1/tools/power/x86/turbostat/turbostat.8
+++ linux-libre-5.4.276-gnu1/tools/power/x86/turbostat/turbostat.8
@@ -318,7 +318,7 @@ below the processor's base frequency.
 
 Busy% = MPERF_delta/TSC_delta
 
-Bzy_MHz = TSC_delta/APERF_delta/MPERF_delta/measurement_interval
+Bzy_MHz = TSC_delta*APERF_delta/MPERF_delta/measurement_interval
 
 Note that these calculations depend on TSC_delta, so they
 are not reliable during intervals when TSC_MHz is not running at the base frequency.
diff --git linux-libre-5.4.275-gnu1/tools/power/x86/turbostat/turbostat.c linux-libre-5.4.276-gnu1/tools/power/x86/turbostat/turbostat.c
index d4235d1ab912..8a366b1d1dd9 100644
--- linux-libre-5.4.275-gnu1/tools/power/x86/turbostat/turbostat.c
+++ linux-libre-5.4.276-gnu1/tools/power/x86/turbostat/turbostat.c
@@ -1571,9 +1571,10 @@ int sum_counters(struct thread_data *t, struct core_data *c,
 	average.packages.rapl_dram_perf_status += p->rapl_dram_perf_status;
 
 	for (i = 0, mp = sys.pp; mp; i++, mp = mp->next) {
-		if (mp->format == FORMAT_RAW)
-			continue;
-		average.packages.counter[i] += p->counter[i];
+		if ((mp->format == FORMAT_RAW) && (topo.num_packages == 0))
+			average.packages.counter[i] = p->counter[i];
+		else
+			average.packages.counter[i] += p->counter[i];
 	}
 	return 0;
 }
diff --git linux-libre-5.4.275-gnu1/tools/testing/selftests/timers/valid-adjtimex.c linux-libre-5.4.276-gnu1/tools/testing/selftests/timers/valid-adjtimex.c
index 48b9a803235a..d13ebde20322 100644
--- linux-libre-5.4.275-gnu1/tools/testing/selftests/timers/valid-adjtimex.c
+++ linux-libre-5.4.276-gnu1/tools/testing/selftests/timers/valid-adjtimex.c
@@ -21,9 +21,6 @@
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *   GNU General Public License for more details.
  */
-
-
-
 #include <stdio.h>
 #include <stdlib.h>
 #include <time.h>
@@ -62,45 +59,47 @@ int clear_time_state(void)
 #define NUM_FREQ_OUTOFRANGE 4
 #define NUM_FREQ_INVALID 2
 
+#define SHIFTED_PPM (1 << 16)
+
 long valid_freq[NUM_FREQ_VALID] = {
-	-499<<16,
-	-450<<16,
-	-400<<16,
-	-350<<16,
-	-300<<16,
-	-250<<16,
-	-200<<16,
-	-150<<16,
-	-100<<16,
-	-75<<16,
-	-50<<16,
-	-25<<16,
-	-10<<16,
-	-5<<16,
-	-1<<16,
+	 -499 * SHIFTED_PPM,
+	 -450 * SHIFTED_PPM,
+	 -400 * SHIFTED_PPM,
+	 -350 * SHIFTED_PPM,
+	 -300 * SHIFTED_PPM,
+	 -250 * SHIFTED_PPM,
+	 -200 * SHIFTED_PPM,
+	 -150 * SHIFTED_PPM,
+	 -100 * SHIFTED_PPM,
+	  -75 * SHIFTED_PPM,
+	  -50 * SHIFTED_PPM,
+	  -25 * SHIFTED_PPM,
+	  -10 * SHIFTED_PPM,
+	   -5 * SHIFTED_PPM,
+	   -1 * SHIFTED_PPM,
 	-1000,
-	1<<16,
-	5<<16,
-	10<<16,
-	25<<16,
-	50<<16,
-	75<<16,
-	100<<16,
-	150<<16,
-	200<<16,
-	250<<16,
-	300<<16,
-	350<<16,
-	400<<16,
-	450<<16,
-	499<<16,
+	    1 * SHIFTED_PPM,
+	    5 * SHIFTED_PPM,
+	   10 * SHIFTED_PPM,
+	   25 * SHIFTED_PPM,
+	   50 * SHIFTED_PPM,
+	   75 * SHIFTED_PPM,
+	  100 * SHIFTED_PPM,
+	  150 * SHIFTED_PPM,
+	  200 * SHIFTED_PPM,
+	  250 * SHIFTED_PPM,
+	  300 * SHIFTED_PPM,
+	  350 * SHIFTED_PPM,
+	  400 * SHIFTED_PPM,
+	  450 * SHIFTED_PPM,
+	  499 * SHIFTED_PPM,
 };
 
 long outofrange_freq[NUM_FREQ_OUTOFRANGE] = {
-	-1000<<16,
-	-550<<16,
-	550<<16,
-	1000<<16,
+	-1000 * SHIFTED_PPM,
+	 -550 * SHIFTED_PPM,
+	  550 * SHIFTED_PPM,
+	 1000 * SHIFTED_PPM,
 };
 
 #define LONG_MAX (~0UL>>1)
