This is the 4.4.124 stable release

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Merge 4.4.124 into android-4.4

Changes in 4.4.124
	tpm: fix potential buffer overruns caused by bit glitches on the bus
	tpm_tis: fix potential buffer overruns caused by bit glitches on the bus
	SMB3: Validate negotiate request must always be signed
	CIFS: Enable encryption during session setup phase
	staging: android: ashmem: Fix possible deadlock in ashmem_ioctl
	platform/x86: asus-nb-wmi: Add wapf4 quirk for the X302UA
	regulator: anatop: set default voltage selector for pcie
	x86: i8259: export legacy_pic symbol
	rtc: cmos: Do not assume irq 8 for rtc when there are no legacy irqs
	Input: ar1021_i2c - fix too long name in driver's device table
	time: Change posix clocks ops interfaces to use timespec64
	ACPI/processor: Fix error handling in __acpi_processor_start()
	ACPI/processor: Replace racy task affinity logic
	cpufreq/sh: Replace racy task affinity logic
	genirq: Use irqd_get_trigger_type to compare the trigger type for shared IRQs
	i2c: i2c-scmi: add a MS HID
	net: ipv6: send unsolicited NA on admin up
	media/dvb-core: Race condition when writing to CAM
	spi: dw: Disable clock after unregistering the host
	ath: Fix updating radar flags for coutry code India
	clk: ns2: Correct SDIO bits
	scsi: virtio_scsi: Always try to read VPD pages
	KVM: PPC: Book3S PR: Exit KVM on failed mapping
	ARM: 8668/1: ftrace: Fix dynamic ftrace with DEBUG_RODATA and !FRAME_POINTER
	iommu/omap: Register driver before setting IOMMU ops
	md/raid10: wait up frozen array in handle_write_completed
	NFS: Fix missing pg_cleanup after nfs_pageio_cond_complete()
	tcp: remove poll() flakes with FastOpen
	e1000e: fix timing for 82579 Gigabit Ethernet controller
	ALSA: hda - Fix headset microphone detection for ASUS N551 and N751
	IB/ipoib: Fix deadlock between ipoib_stop and mcast join flow
	IB/ipoib: Update broadcast object if PKey value was changed in index 0
	HSI: ssi_protocol: double free in ssip_pn_xmit()
	IB/mlx4: Take write semaphore when changing the vma struct
	IB/mlx4: Change vma from shared to private
	ASoC: Intel: Skylake: Uninitialized variable in probe_codec()
	Fix driver usage of 128B WQEs when WQ_CREATE is V1.
	netfilter: xt_CT: fix refcnt leak on error path
	openvswitch: Delete conntrack entry clashing with an expectation.
	mmc: host: omap_hsmmc: checking for NULL instead of IS_ERR()
	wan: pc300too: abort path on failure
	qlcnic: fix unchecked return value
	scsi: mac_esp: Replace bogus memory barrier with spinlock
	infiniband/uverbs: Fix integer overflows
	NFS: don't try to cross a mountpount when there isn't one there.
	iio: st_pressure: st_accel: Initialise sensor platform data properly
	mt7601u: check return value of alloc_skb
	rndis_wlan: add return value validation
	Btrfs: send, fix file hole not being preserved due to inline extent
	mac80211: don't parse encrypted management frames in ieee80211_frame_acked
	mfd: palmas: Reset the POWERHOLD mux during power off
	mtip32xx: use runtime tag to initialize command header
	staging: unisys: visorhba: fix s-Par to boot with option CONFIG_VMAP_STACK set to y
	staging: wilc1000: fix unchecked return value
	mmc: sdhci-of-esdhc: limit SD clock for ls1012a/ls1046a
	ARM: DRA7: clockdomain: Change the CLKTRCTRL of CM_PCIE_CLKSTCTRL to SW_WKUP
	ipmi/watchdog: fix wdog hang on panic waiting for ipmi response
	ACPI / PMIC: xpower: Fix power_table addresses
	drm/nouveau/kms: Increase max retries in scanout position queries.
	bnx2x: Align RX buffers
	power: supply: pda_power: move from timer to delayed_work
	Input: twl4030-pwrbutton - use correct device for irq request
	md/raid10: skip spare disk as 'first' disk
	ia64: fix module loading for gcc-5.4
	tcm_fileio: Prevent information leak for short reads
	video: fbdev: udlfb: Fix buffer on stack
	sm501fb: don't return zero on failure path in sm501fb_start()
	net: hns: fix ethtool_get_strings overflow in hns driver
	cifs: small underflow in cnvrtDosUnixTm()
	rtc: ds1374: wdt: Fix issue with timeout scaling from secs to wdt ticks
	rtc: ds1374: wdt: Fix stop/start ioctl always returning -EINVAL
	perf tests kmod-path: Don't fail if compressed modules aren't supported
	Bluetooth: hci_qca: Avoid setup failure on missing rampatch
	media: c8sectpfe: fix potential NULL pointer dereference in c8sectpfe_timer_interrupt
	drm/msm: fix leak in failed get_pages
	RDMA/iwpm: Fix uninitialized error code in iwpm_send_mapinfo()
	rtlwifi: rtl_pci: Fix the bug when inactiveps is enabled.
	media: bt8xx: Fix err 'bt878_probe()'
	media: [RESEND] media: dvb-frontends: Add delay to Si2168 restart
	cros_ec: fix nul-termination for firmware build info
	platform/chrome: Use proper protocol transfer function
	mmc: avoid removing non-removable hosts during suspend
	IB/ipoib: Avoid memory leak if the SA returns a different DGID
	RDMA/cma: Use correct size when writing netlink stats
	IB/umem: Fix use of npages/nmap fields
	vgacon: Set VGA struct resource types
	drm/omap: DMM: Check for DMM readiness after successful transaction commit
	pty: cancel pty slave port buf's work in tty_release
	coresight: Fix disabling of CoreSight TPIU
	pinctrl: Really force states during suspend/resume
	iommu/vt-d: clean up pr_irq if request_threaded_irq fails
	ip6_vti: adjust vti mtu according to mtu of lower device
	RDMA/ocrdma: Fix permissions for OCRDMA_RESET_STATS
	nfsd4: permit layoutget of executable-only files
	clk: si5351: Rename internal plls to avoid name collisions
	dmaengine: ti-dma-crossbar: Fix event mapping for TPCC_EVT_MUX_60_63
	RDMA/ucma: Fix access to non-initialized CM_ID object
	Linux 4.4.124

Change-Id: Iac6f5bda7941f032c5b1f58750e084140b0e3f23
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

Makefile

@@ -1,6 +1,6 @@
 VERSION = 4
 PATCHLEVEL = 4
-SUBLEVEL = 123
+SUBLEVEL = 124
 EXTRAVERSION =
 NAME = Blurry Fish Butt
 

arch/alpha/kernel/console.c

@@ -20,6 +20,7 @@
 struct pci_controller *pci_vga_hose;
 static struct resource alpha_vga = {
 	.name	= "alpha-vga+",
+	.flags	= IORESOURCE_IO,
 	.start	= 0x3C0,
 	.end	= 0x3DF
 };

arch/arm/kernel/ftrace.c

@@ -29,11 +29,6 @@
 #endif
 
 #ifdef CONFIG_DYNAMIC_FTRACE
-#ifdef CONFIG_OLD_MCOUNT
-#define OLD_MCOUNT_ADDR	((unsigned long) mcount)
-#define OLD_FTRACE_ADDR ((unsigned long) ftrace_caller_old)
-
-#define	OLD_NOP		0xe1a00000	/* mov r0, r0 */
 
 static int __ftrace_modify_code(void *data)
 {
@@ -51,6 +46,12 @@ void arch_ftrace_update_code(int command)
 	stop_machine(__ftrace_modify_code, &command, NULL);
 }
 
+#ifdef CONFIG_OLD_MCOUNT
+#define OLD_MCOUNT_ADDR	((unsigned long) mcount)
+#define OLD_FTRACE_ADDR ((unsigned long) ftrace_caller_old)
+
+#define	OLD_NOP		0xe1a00000	/* mov r0, r0 */
+
 static unsigned long ftrace_nop_replace(struct dyn_ftrace *rec)
 {
 	return rec->arch.old_mcount ? OLD_NOP : NOP;

arch/arm/mach-omap2/clockdomains7xx_data.c

@@ -524,7 +524,7 @@ static struct clockdomain pcie_7xx_clkdm = {
 	.dep_bit	  = DRA7XX_PCIE_STATDEP_SHIFT,
 	.wkdep_srcs	  = pcie_wkup_sleep_deps,
 	.sleepdep_srcs	  = pcie_wkup_sleep_deps,
-	.flags		  = CLKDM_CAN_HWSUP_SWSUP,
+	.flags		  = CLKDM_CAN_SWSUP,
 };
 
 static struct clockdomain atl_7xx_clkdm = {

arch/ia64/kernel/module.c

@@ -153,7 +153,7 @@ slot (const struct insn *insn)
 static int
 apply_imm64 (struct module *mod, struct insn *insn, uint64_t val)
 {
-	if (slot(insn) != 2) {
+	if (slot(insn) != 1 && slot(insn) != 2) {
 		printk(KERN_ERR "%s: invalid slot number %d for IMM64\n",
 		       mod->name, slot(insn));
 		return 0;
@@ -165,7 +165,7 @@ apply_imm64 (struct module *mod, struct insn *insn, uint64_t val)
 static int
 apply_imm60 (struct module *mod, struct insn *insn, uint64_t val)
 {
-	if (slot(insn) != 2) {
+	if (slot(insn) != 1 && slot(insn) != 2) {
 		printk(KERN_ERR "%s: invalid slot number %d for IMM60\n",
 		       mod->name, slot(insn));
 		return 0;

arch/powerpc/kvm/book3s_64_mmu_host.c

@@ -177,12 +177,15 @@ map_again:
 	ret = ppc_md.hpte_insert(hpteg, vpn, hpaddr, rflags, vflags,
 				 hpsize, hpsize, MMU_SEGSIZE_256M);
 
-	if (ret < 0) {
+	if (ret == -1) {
 		/* If we couldn't map a primary PTE, try a secondary */
 		hash = ~hash;
 		vflags ^= HPTE_V_SECONDARY;
 		attempt++;
 		goto map_again;
+	} else if (ret < 0) {
+		r = -EIO;
+		goto out_unlock;
 	} else {
 		trace_kvm_book3s_64_mmu_map(rflags, hpteg,
 					    vpn, hpaddr, orig_pte);

arch/powerpc/kvm/book3s_pr.c

@@ -625,7 +625,11 @@ int kvmppc_handle_pagefault(struct kvm_run *run, struct kvm_vcpu *vcpu,
 			kvmppc_mmu_unmap_page(vcpu, &pte);
 		}
 		/* The guest's PTE is not mapped yet. Map on the host */
-		kvmppc_mmu_map_page(vcpu, &pte, iswrite);
+		if (kvmppc_mmu_map_page(vcpu, &pte, iswrite) == -EIO) {
+			/* Exit KVM if mapping failed */
+			run->exit_reason = KVM_EXIT_INTERNAL_ERROR;
+			return RESUME_HOST;
+		}
 		if (data)
 			vcpu->stat.sp_storage++;
 		else if (vcpu->arch.mmu.is_dcbz32(vcpu) &&

arch/x86/kernel/i8259.c

@@ -418,6 +418,7 @@ struct legacy_pic default_legacy_pic = {
 };
 
 struct legacy_pic *legacy_pic = &default_legacy_pic;
+EXPORT_SYMBOL(legacy_pic);
 
 static int __init i8259A_init_ops(void)
 {

drivers/acpi/pmic/intel_pmic_xpower.c

@@ -28,97 +28,97 @@ static struct pmic_table power_table[] = {
 		.address = 0x00,
 		.reg = 0x13,
 		.bit = 0x05,
-	},
+	}, /* ALD1 */
 	{
 		.address = 0x04,
 		.reg = 0x13,
 		.bit = 0x06,
-	},
+	}, /* ALD2 */
 	{
 		.address = 0x08,
 		.reg = 0x13,
 		.bit = 0x07,
-	},
+	}, /* ALD3 */
 	{
 		.address = 0x0c,
 		.reg = 0x12,
 		.bit = 0x03,
-	},
+	}, /* DLD1 */
 	{
 		.address = 0x10,
 		.reg = 0x12,
 		.bit = 0x04,
-	},
+	}, /* DLD2 */
 	{
 		.address = 0x14,
 		.reg = 0x12,
 		.bit = 0x05,
-	},
+	}, /* DLD3 */
 	{
 		.address = 0x18,
 		.reg = 0x12,
 		.bit = 0x06,
-	},
+	}, /* DLD4 */
 	{
 		.address = 0x1c,
 		.reg = 0x12,
 		.bit = 0x00,
-	},
+	}, /* ELD1 */
 	{
 		.address = 0x20,
 		.reg = 0x12,
 		.bit = 0x01,
-	},
+	}, /* ELD2 */
 	{
 		.address = 0x24,
 		.reg = 0x12,
 		.bit = 0x02,
-	},
+	}, /* ELD3 */
 	{
 		.address = 0x28,
 		.reg = 0x13,
 		.bit = 0x02,
-	},
+	}, /* FLD1 */
 	{
 		.address = 0x2c,
 		.reg = 0x13,
 		.bit = 0x03,
-	},
+	}, /* FLD2 */
 	{
 		.address = 0x30,
 		.reg = 0x13,
 		.bit = 0x04,
-	},
+	}, /* FLD3 */
+	{
+		.address = 0x34,
+		.reg = 0x10,
+		.bit = 0x03,
+	}, /* BUC1 */
 	{
 		.address = 0x38,
 		.reg = 0x10,
-		.bit = 0x03,
+		.bit = 0x06,
-	},
+	}, /* BUC2 */
 	{
 		.address = 0x3c,
 		.reg = 0x10,
-		.bit = 0x06,
+		.bit = 0x05,
-	},
+	}, /* BUC3 */
 	{
 		.address = 0x40,
 		.reg = 0x10,
-		.bit = 0x05,
+		.bit = 0x04,
-	},
+	}, /* BUC4 */
 	{
 		.address = 0x44,
 		.reg = 0x10,
-		.bit = 0x04,
+		.bit = 0x01,
-	},
+	}, /* BUC5 */
 	{
 		.address = 0x48,
 		.reg = 0x10,
-		.bit = 0x01,
-	},
-	{
-		.address = 0x4c,
-		.reg = 0x10,
 		.bit = 0x00
-	},
+	}, /* BUC6 */
 };
 
 /* TMP0 - TMP5 are the same, all from GPADC */

drivers/acpi/processor_driver.c

@@ -259,6 +259,9 @@ static int __acpi_processor_start(struct acpi_device *device)
 	if (ACPI_SUCCESS(status))
 		return 0;
 
+	result = -ENODEV;
+	acpi_pss_perf_exit(pr, device);
+
 err_power_exit:
 	acpi_processor_power_exit(pr);
 	return result;
@@ -267,11 +270,16 @@ err_power_exit:
 static int acpi_processor_start(struct device *dev)
 {
 	struct acpi_device *device = ACPI_COMPANION(dev);
+	int ret;
 
 	if (!device)
 		return -ENODEV;
 
-	return __acpi_processor_start(device);
+	/* Protect against concurrent CPU hotplug operations */
+	get_online_cpus();
+	ret = __acpi_processor_start(device);
+	put_online_cpus();
+	return ret;
 }
 
 static int acpi_processor_stop(struct device *dev)

drivers/acpi/processor_throttling.c

@@ -62,8 +62,8 @@ struct acpi_processor_throttling_arg {
 #define THROTTLING_POSTCHANGE      (2)
 
 static int acpi_processor_get_throttling(struct acpi_processor *pr);
-int acpi_processor_set_throttling(struct acpi_processor *pr,
+static int __acpi_processor_set_throttling(struct acpi_processor *pr,
-						int state, bool force);
+					   int state, bool force, bool direct);
 
 static int acpi_processor_update_tsd_coord(void)
 {
@@ -891,7 +891,8 @@ static int acpi_processor_get_throttling_ptc(struct acpi_processor *pr)
 			ACPI_DEBUG_PRINT((ACPI_DB_INFO,
 				"Invalid throttling state, reset\n"));
 			state = 0;
-			ret = acpi_processor_set_throttling(pr, state, true);
+			ret = __acpi_processor_set_throttling(pr, state, true,
+							      true);
 			if (ret)
 				return ret;
 		}
@@ -901,36 +902,31 @@ static int acpi_processor_get_throttling_ptc(struct acpi_processor *pr)
 	return 0;
 }
 
+static long __acpi_processor_get_throttling(void *data)
+{
+	struct acpi_processor *pr = data;
+
+	return pr->throttling.acpi_processor_get_throttling(pr);
+}
+
 static int acpi_processor_get_throttling(struct acpi_processor *pr)
 {
-	cpumask_var_t saved_mask;
-	int ret;
-
 	if (!pr)
 		return -EINVAL;
 
 	if (!pr->flags.throttling)
 		return -ENODEV;
 
-	if (!alloc_cpumask_var(&saved_mask, GFP_KERNEL))
-		return -ENOMEM;
-
 	/*
-	 * Migrate task to the cpu pointed by pr.
+	 * This is either called from the CPU hotplug callback of
+	 * processor_driver or via the ACPI probe function. In the latter
+	 * case the CPU is not guaranteed to be online. Both call sites are
+	 * protected against CPU hotplug.
 	 */
-	cpumask_copy(saved_mask, &current->cpus_allowed);
+	if (!cpu_online(pr->id))
-	/* FIXME: use work_on_cpu() */
-	if (set_cpus_allowed_ptr(current, cpumask_of(pr->id))) {
-		/* Can't migrate to the target pr->id CPU. Exit */
-		free_cpumask_var(saved_mask);
 		return -ENODEV;
-	}
-	ret = pr->throttling.acpi_processor_get_throttling(pr);
-	/* restore the previous state */
-	set_cpus_allowed_ptr(current, saved_mask);
-	free_cpumask_var(saved_mask);
 
-	return ret;
+	return work_on_cpu(pr->id, __acpi_processor_get_throttling, pr);
 }
 
 static int acpi_processor_get_fadt_info(struct acpi_processor *pr)
@@ -1080,8 +1076,15 @@ static long acpi_processor_throttling_fn(void *data)
 			arg->target_state, arg->force);
 }
 
-int acpi_processor_set_throttling(struct acpi_processor *pr,
+static int call_on_cpu(int cpu, long (*fn)(void *), void *arg, bool direct)
-						int state, bool force)
+{
+	if (direct)
+		return fn(arg);
+	return work_on_cpu(cpu, fn, arg);
+}
+
+static int __acpi_processor_set_throttling(struct acpi_processor *pr,
+					   int state, bool force, bool direct)
 {
 	int ret = 0;
 	unsigned int i;
@@ -1130,7 +1133,8 @@ int acpi_processor_set_throttling(struct acpi_processor *pr,
 		arg.pr = pr;
 		arg.target_state = state;
 		arg.force = force;
-		ret = work_on_cpu(pr->id, acpi_processor_throttling_fn, &arg);
+		ret = call_on_cpu(pr->id, acpi_processor_throttling_fn, &arg,
+				  direct);
 	} else {
 		/*
 		 * When the T-state coordination is SW_ALL or HW_ALL,
@@ -1163,8 +1167,8 @@ int acpi_processor_set_throttling(struct acpi_processor *pr,
 			arg.pr = match_pr;
 			arg.target_state = state;
 			arg.force = force;
-			ret = work_on_cpu(pr->id, acpi_processor_throttling_fn,
+			ret = call_on_cpu(pr->id, acpi_processor_throttling_fn,
-				&arg);
+					  &arg, direct);
 		}
 	}
 	/*
@@ -1182,6 +1186,12 @@ int acpi_processor_set_throttling(struct acpi_processor *pr,
 	return ret;
 }
 
+int acpi_processor_set_throttling(struct acpi_processor *pr, int state,
+				  bool force)
+{
+	return __acpi_processor_set_throttling(pr, state, force, false);
+}
+
 int acpi_processor_get_throttling_info(struct acpi_processor *pr)
 {
 	int result = 0;

drivers/block/mtip32xx/mtip32xx.c

@@ -169,6 +169,25 @@ static bool mtip_check_surprise_removal(struct pci_dev *pdev)
 	return false; /* device present */
 }
 
+/* we have to use runtime tag to setup command header */
+static void mtip_init_cmd_header(struct request *rq)
+{
+	struct driver_data *dd = rq->q->queuedata;
+	struct mtip_cmd *cmd = blk_mq_rq_to_pdu(rq);
+	u32 host_cap_64 = readl(dd->mmio + HOST_CAP) & HOST_CAP_64;
+
+	/* Point the command headers at the command tables. */
+	cmd->command_header = dd->port->command_list +
+				(sizeof(struct mtip_cmd_hdr) * rq->tag);
+	cmd->command_header_dma = dd->port->command_list_dma +
+				(sizeof(struct mtip_cmd_hdr) * rq->tag);
+
+	if (host_cap_64)
+		cmd->command_header->ctbau = __force_bit2int cpu_to_le32((cmd->command_dma >> 16) >> 16);
+
+	cmd->command_header->ctba = __force_bit2int cpu_to_le32(cmd->command_dma & 0xFFFFFFFF);
+}
+
 static struct mtip_cmd *mtip_get_int_command(struct driver_data *dd)
 {
 	struct request *rq;
@@ -180,6 +199,9 @@ static struct mtip_cmd *mtip_get_int_command(struct driver_data *dd)
 	if (IS_ERR(rq))
 		return NULL;
 
+	/* Internal cmd isn't submitted via .queue_rq */
+	mtip_init_cmd_header(rq);
+
 	return blk_mq_rq_to_pdu(rq);
 }
 
@@ -3818,6 +3840,8 @@ static int mtip_queue_rq(struct blk_mq_hw_ctx *hctx,
 	struct request *rq = bd->rq;
 	int ret;
 
+	mtip_init_cmd_header(rq);
+
 	if (unlikely(mtip_check_unal_depth(hctx, rq)))
 		return BLK_MQ_RQ_QUEUE_BUSY;
 
@@ -3849,7 +3873,6 @@ static int mtip_init_cmd(void *data, struct request *rq, unsigned int hctx_idx,
 {
 	struct driver_data *dd = data;
 	struct mtip_cmd *cmd = blk_mq_rq_to_pdu(rq);
-	u32 host_cap_64 = readl(dd->mmio + HOST_CAP) & HOST_CAP_64;
 
 	/*
 	 * For flush requests, request_idx starts at the end of the
@@ -3866,17 +3889,6 @@ static int mtip_init_cmd(void *data, struct request *rq, unsigned int hctx_idx,
 
 	memset(cmd->command, 0, CMD_DMA_ALLOC_SZ);
 
-	/* Point the command headers at the command tables. */
-	cmd->command_header = dd->port->command_list +
-				(sizeof(struct mtip_cmd_hdr) * request_idx);
-	cmd->command_header_dma = dd->port->command_list_dma +
-				(sizeof(struct mtip_cmd_hdr) * request_idx);
-
-	if (host_cap_64)
-		cmd->command_header->ctbau = __force_bit2int cpu_to_le32((cmd->command_dma >> 16) >> 16);
-
-	cmd->command_header->ctba = __force_bit2int cpu_to_le32(cmd->command_dma & 0xFFFFFFFF);
-
 	sg_init_table(cmd->sg, MTIP_MAX_SG);
 	return 0;
 }

drivers/bluetooth/hci_qca.c

@@ -936,6 +936,9 @@ static int qca_setup(struct hci_uart *hu)
 	if (!ret) {
 		set_bit(STATE_IN_BAND_SLEEP_ENABLED, &qca->flags);
 		qca_debugfs_init(hdev);
+	} else if (ret == -ENOENT) {
+		/* No patch/nvm-config found, run with original fw/config */
+		ret = 0;
 	}
 
 	/* Setup bdaddr */

drivers/char/ipmi/ipmi_watchdog.c

@@ -515,7 +515,7 @@ static void panic_halt_ipmi_heartbeat(void)
 	msg.cmd = IPMI_WDOG_RESET_TIMER;
 	msg.data = NULL;
 	msg.data_len = 0;
-	atomic_add(2, &panic_done_count);
+	atomic_add(1, &panic_done_count);
 	rv = ipmi_request_supply_msgs(watchdog_user,
 				      (struct ipmi_addr *) &addr,
 				      0,
@@ -525,7 +525,7 @@ static void panic_halt_ipmi_heartbeat(void)
 				      &panic_halt_heartbeat_recv_msg,
 				      1);
 	if (rv)
-		atomic_sub(2, &panic_done_count);
+		atomic_sub(1, &panic_done_count);
 }
 
 static struct ipmi_smi_msg panic_halt_smi_msg = {
@@ -549,12 +549,12 @@ static void panic_halt_ipmi_set_timeout(void)
 	/* Wait for the messages to be free. */
 	while (atomic_read(&panic_done_count) != 0)
 		ipmi_poll_interface(watchdog_user);
-	atomic_add(2, &panic_done_count);
+	atomic_add(1, &panic_done_count);
 	rv = i_ipmi_set_timeout(&panic_halt_smi_msg,
 				&panic_halt_recv_msg,
 				&send_heartbeat_now);
 	if (rv) {
-		atomic_sub(2, &panic_done_count);
+		atomic_sub(1, &panic_done_count);
 		printk(KERN_WARNING PFX
 		       "Unable to extend the watchdog timeout.");
 	} else {

drivers/char/tpm/tpm-interface.c

@@ -1040,6 +1040,11 @@ int tpm_get_random(u32 chip_num, u8 *out, size_t max)
 			break;
 
 		recd = be32_to_cpu(tpm_cmd.params.getrandom_out.rng_data_len);
+		if (recd > num_bytes) {
+			total = -EFAULT;
+			break;
+		}
+
 		memcpy(dest, tpm_cmd.params.getrandom_out.rng_data, recd);
 
 		dest += recd;

drivers/char/tpm/tpm2-cmd.c

@@ -622,6 +622,11 @@ static int tpm2_unseal_cmd(struct tpm_chip *chip,
 	if (!rc) {
 		data_len = be16_to_cpup(
 			(__be16 *) &buf.data[TPM_HEADER_SIZE + 4]);
+		if (data_len < MIN_KEY_SIZE ||  data_len > MAX_KEY_SIZE + 1) {
+			rc = -EFAULT;
+			goto out;
+		}
+
 		data = &buf.data[TPM_HEADER_SIZE + 6];
 
 		memcpy(payload->key, data, data_len - 1);
@@ -629,6 +634,7 @@ static int tpm2_unseal_cmd(struct tpm_chip *chip,
 		payload->migratable = data[data_len - 1];
 	}
 
+out:
 	tpm_buf_destroy(&buf);
 	return rc;
 }

drivers/char/tpm/tpm_tis.c

@@ -283,7 +283,8 @@ static int recv_data(struct tpm_chip *chip, u8 *buf, size_t count)
 static int tpm_tis_recv(struct tpm_chip *chip, u8 *buf, size_t count)
 {
 	int size = 0;
-	int expected, status;
+	int status;
+	u32 expected;
 
 	if (count < TPM_HEADER_SIZE) {
 		size = -EIO;
@@ -298,7 +299,7 @@ static int tpm_tis_recv(struct tpm_chip *chip, u8 *buf, size_t count)
 	}
 
 	expected = be32_to_cpu(*(__be32 *) (buf + 2));
-	if (expected > count) {
+	if (expected > count || expected < TPM_HEADER_SIZE) {
 		size = -EIO;
 		goto out;
 	}

drivers/clk/bcm/clk-ns2.c

@@ -103,7 +103,7 @@ CLK_OF_DECLARE(ns2_genpll_src_clk, "brcm,ns2-genpll-scr",
 
 static const struct iproc_pll_ctrl genpll_sw = {
 	.flags = IPROC_CLK_AON | IPROC_CLK_PLL_SPLIT_STAT_CTRL,
-	.aon = AON_VAL(0x0, 2, 9, 8),
+	.aon = AON_VAL(0x0, 1, 11, 10),
 	.reset = RESET_VAL(0x4, 2, 1),
 	.dig_filter = DF_VAL(0x0, 9, 3, 5, 4, 2, 3),
 	.ndiv_int = REG_VAL(0x8, 4, 10),

drivers/clk/clk-si5351.c

@@ -72,7 +72,7 @@ static const char * const si5351_input_names[] = {
 	"xtal", "clkin"
 };
 static const char * const si5351_pll_names[] = {
-	"plla", "pllb", "vxco"
+	"si5351_plla", "si5351_pllb", "si5351_vxco"
 };
 static const char * const si5351_msynth_names[] = {
 	"ms0", "ms1", "ms2", "ms3", "ms4", "ms5", "ms6", "ms7"

drivers/cpufreq/sh-cpufreq.c

@@ -30,11 +30,51 @@
 
 static DEFINE_PER_CPU(struct clk, sh_cpuclk);
 
+struct cpufreq_target {
+	struct cpufreq_policy	*policy;
+	unsigned int		freq;
+};
+
 static unsigned int sh_cpufreq_get(unsigned int cpu)
 {
 	return (clk_get_rate(&per_cpu(sh_cpuclk, cpu)) + 500) / 1000;
 }
 
+static long __sh_cpufreq_target(void *arg)
+{
+	struct cpufreq_target *target = arg;
+	struct cpufreq_policy *policy = target->policy;
+	int cpu = policy->cpu;
+	struct clk *cpuclk = &per_cpu(sh_cpuclk, cpu);
+	struct cpufreq_freqs freqs;
+	struct device *dev;
+	long freq;
+
+	if (smp_processor_id() != cpu)
+		return -ENODEV;
+
+	dev = get_cpu_device(cpu);
+
+	/* Convert target_freq from kHz to Hz */
+	freq = clk_round_rate(cpuclk, target->freq * 1000);
+
+	if (freq < (policy->min * 1000) || freq > (policy->max * 1000))
+		return -EINVAL;
+
+	dev_dbg(dev, "requested frequency %u Hz\n", target->freq * 1000);
+
+	freqs.old	= sh_cpufreq_get(cpu);
+	freqs.new	= (freq + 500) / 1000;
+	freqs.flags	= 0;
+
+	cpufreq_freq_transition_begin(target->policy, &freqs);
+	clk_set_rate(cpuclk, freq);
+	cpufreq_freq_transition_end(target->policy, &freqs, 0);
+
+	dev_dbg(dev, "set frequency %lu Hz\n", freq);
+	return 0;
+}
+
 /*
  * Here we notify other drivers of the proposed change and the final change.
  */
@@ -42,40 +82,9 @@ static int sh_cpufreq_target(struct cpufreq_policy *policy,
 			     unsigned int target_freq,
 			     unsigned int relation)
 {
-	unsigned int cpu = policy->cpu;
+	struct cpufreq_target data = { .policy = policy, .freq = target_freq };
-	struct clk *cpuclk = &per_cpu(sh_cpuclk, cpu);
-	cpumask_t cpus_allowed;
-	struct cpufreq_freqs freqs;
-	struct device *dev;
-	long freq;
 
-	cpus_allowed = current->cpus_allowed;
+	return work_on_cpu(policy->cpu, __sh_cpufreq_target, &data);
-	set_cpus_allowed_ptr(current, cpumask_of(cpu));
-
-	BUG_ON(smp_processor_id() != cpu);
-
-	dev = get_cpu_device(cpu);
-
-	/* Convert target_freq from kHz to Hz */
-	freq = clk_round_rate(cpuclk, target_freq * 1000);
-
-	if (freq < (policy->min * 1000) || freq > (policy->max * 1000))
-		return -EINVAL;
-
-	dev_dbg(dev, "requested frequency %u Hz\n", target_freq * 1000);
-
-	freqs.old	= sh_cpufreq_get(cpu);
-	freqs.new	= (freq + 500) / 1000;
-	freqs.flags	= 0;
-
-	cpufreq_freq_transition_begin(policy, &freqs);
-	set_cpus_allowed_ptr(current, &cpus_allowed);
-	clk_set_rate(cpuclk, freq);
-	cpufreq_freq_transition_end(policy, &freqs, 0);
-
-	dev_dbg(dev, "set frequency %lu Hz\n", freq);
-
-	return 0;
 }
 
 static int sh_cpufreq_verify(struct cpufreq_policy *policy)

drivers/dma/ti-dma-crossbar.c

@@ -51,7 +51,15 @@ struct ti_am335x_xbar_map {
 
 static inline void ti_am335x_xbar_write(void __iomem *iomem, int event, u8 val)
 {
-	writeb_relaxed(val, iomem + event);
+	/*
+	 * TPCC_EVT_MUX_60_63 register layout is different than the
+	 * rest, in the sense, that event 63 is mapped to lowest byte
+	 * and event 60 is mapped to highest, handle it separately.
+	 */
+	if (event >= 60 && event <= 63)
+		writeb_relaxed(val, iomem + (63 - event % 4));
+	else
+		writeb_relaxed(val, iomem + event);
 }
 
 static void ti_am335x_xbar_free(struct device *dev, void *route_data)

drivers/gpu/drm/msm/msm_gem.c

@@ -89,13 +89,16 @@ static struct page **get_pages(struct drm_gem_object *obj)
 			return p;
 		}
 
+		msm_obj->pages = p;
+
 		msm_obj->sgt = drm_prime_pages_to_sg(p, npages);
 		if (IS_ERR(msm_obj->sgt)) {
-			dev_err(dev->dev, "failed to allocate sgt\n");
+			void *ptr = ERR_CAST(msm_obj->sgt);
-			return ERR_CAST(msm_obj->sgt);
-		}
 
-		msm_obj->pages = p;
+			dev_err(dev->dev, "failed to allocate sgt\n");
+			msm_obj->sgt = NULL;
+			return ptr;
+		}
 
 		/* For non-cached buffers, ensure the new pages are clean
 		 * because display controller, GPU, etc. are not coherent:
@@ -119,7 +122,10 @@ static void put_pages(struct drm_gem_object *obj)
 		if (msm_obj->flags & (MSM_BO_WC|MSM_BO_UNCACHED))
 			dma_unmap_sg(obj->dev->dev, msm_obj->sgt->sgl,
 					msm_obj->sgt->nents, DMA_BIDIRECTIONAL);
-		sg_free_table(msm_obj->sgt);
+
+		if (msm_obj->sgt)
+			sg_free_table(msm_obj->sgt);
+
 		kfree(msm_obj->sgt);
 
 		if (use_pages(obj))

drivers/gpu/drm/nouveau/nouveau_display.c

@@ -104,7 +104,7 @@ nouveau_display_scanoutpos_head(struct drm_crtc *crtc, int *vpos, int *hpos,
 	};
 	struct nouveau_display *disp = nouveau_display(crtc->dev);
 	struct drm_vblank_crtc *vblank = &crtc->dev->vblank[drm_crtc_index(crtc)];
-	int ret, retry = 1;
+	int ret, retry = 20;
 
 	do {
 		ret = nvif_mthd(&disp->disp, 0, &args, sizeof(args));

drivers/gpu/drm/omapdrm/omap_dmm_tiler.c

@@ -288,7 +288,12 @@ static int dmm_txn_commit(struct dmm_txn *txn, bool wait)
 				msecs_to_jiffies(100))) {
 			dev_err(dmm->dev, "timed out waiting for done\n");
 			ret = -ETIMEDOUT;
+			goto cleanup;
 		}
+
+		/* Check the engine status before continue */
+		ret = wait_status(engine, DMM_PATSTATUS_READY |
+				  DMM_PATSTATUS_VALID | DMM_PATSTATUS_DONE);
 	}
 
 cleanup:

drivers/hsi/clients/ssi_protocol.c

@@ -976,7 +976,7 @@ static int ssip_pn_xmit(struct sk_buff *skb, struct net_device *dev)
 		goto drop;
 	/* Pad to 32-bits - FIXME: Revisit*/
 	if ((skb->len & 3) && skb_pad(skb, 4 - (skb->len & 3)))
-		goto drop;
+		goto inc_dropped;
 
 	/*
 	 * Modem sends Phonet messages over SSI with its own endianess...
@@ -1028,8 +1028,9 @@ static int ssip_pn_xmit(struct sk_buff *skb, struct net_device *dev)
 drop2:
 	hsi_free_msg(msg);
 drop:
-	dev->stats.tx_dropped++;
 	dev_kfree_skb(skb);
+inc_dropped:
+	dev->stats.tx_dropped++;
 
 	return 0;
 }

drivers/hwtracing/coresight/coresight-tpiu.c

@@ -45,8 +45,11 @@
 #define TPIU_ITATBCTR0		0xef8
 
 /** register definition **/
+/* FFSR - 0x300 */
+#define FFSR_FT_STOPPED		BIT(1)
 /* FFCR - 0x304 */
 #define FFCR_FON_MAN		BIT(6)
+#define FFCR_STOP_FI		BIT(12)
 
 /**
  * @base:	memory mapped base address for this component.
@@ -85,10 +88,14 @@ static void tpiu_disable_hw(struct tpiu_drvdata *drvdata)
 {
 	CS_UNLOCK(drvdata->base);
 
-	/* Clear formatter controle reg. */
+	/* Clear formatter and stop on flush */
-	writel_relaxed(0x0, drvdata->base + TPIU_FFCR);
+	writel_relaxed(FFCR_STOP_FI, drvdata->base + TPIU_FFCR);
 	/* Generate manual flush */
-	writel_relaxed(FFCR_FON_MAN, drvdata->base + TPIU_FFCR);
+	writel_relaxed(FFCR_STOP_FI | FFCR_FON_MAN, drvdata->base + TPIU_FFCR);
+	/* Wait for flush to complete */
+	coresight_timeout(drvdata->base, TPIU_FFCR, FFCR_FON_MAN, 0);
+	/* Wait for formatter to stop */
+	coresight_timeout(drvdata->base, TPIU_FFSR, FFSR_FT_STOPPED, 1);
 
 	CS_LOCK(drvdata->base);
 }

drivers/i2c/busses/i2c-scmi.c

@@ -18,6 +18,9 @@
 #define ACPI_SMBUS_HC_CLASS		"smbus"
 #define ACPI_SMBUS_HC_DEVICE_NAME	"cmi"
 
+/* SMBUS HID definition as supported by Microsoft Windows */
+#define ACPI_SMBUS_MS_HID		"SMB0001"
+
 ACPI_MODULE_NAME("smbus_cmi");
 
 struct smbus_methods_t {
@@ -51,6 +54,7 @@ static const struct smbus_methods_t ibm_smbus_methods = {
 static const struct acpi_device_id acpi_smbus_cmi_ids[] = {
 	{"SMBUS01", (kernel_ulong_t)&smbus_methods},
 	{ACPI_SMBUS_IBM_HID, (kernel_ulong_t)&ibm_smbus_methods},
+	{ACPI_SMBUS_MS_HID, (kernel_ulong_t)&smbus_methods},
 	{"", 0}
 };
 MODULE_DEVICE_TABLE(acpi, acpi_smbus_cmi_ids);

drivers/iio/accel/st_accel_core.c

@@ -628,6 +628,8 @@ static const struct iio_trigger_ops st_accel_trigger_ops = {
 int st_accel_common_probe(struct iio_dev *indio_dev)
 {
 	struct st_sensor_data *adata = iio_priv(indio_dev);
+	struct st_sensors_platform_data *pdata =
+		(struct st_sensors_platform_data *)adata->dev->platform_data;
 	int irq = adata->get_irq_data_ready(indio_dev);
 	int err;
 
@@ -652,9 +654,8 @@ int st_accel_common_probe(struct iio_dev *indio_dev)
 					&adata->sensor_settings->fs.fs_avl[0];
 	adata->odr = adata->sensor_settings->odr.odr_avl[0].hz;
 
-	if (!adata->dev->platform_data)
+	if (!pdata)
-		adata->dev->platform_data =
+		pdata = (struct st_sensors_platform_data *)&default_accel_pdata;
-			(struct st_sensors_platform_data *)&default_accel_pdata;
 
 	err = st_sensors_init_sensor(indio_dev, adata->dev->platform_data);
 	if (err < 0)

drivers/iio/pressure/st_pressure_core.c

@@ -436,6 +436,8 @@ static const struct iio_trigger_ops st_press_trigger_ops = {
 int st_press_common_probe(struct iio_dev *indio_dev)
 {
 	struct st_sensor_data *press_data = iio_priv(indio_dev);
+	struct st_sensors_platform_data *pdata =
+		(struct st_sensors_platform_data *)press_data->dev->platform_data;
 	int irq = press_data->get_irq_data_ready(indio_dev);
 	int err;
 
@@ -464,10 +466,8 @@ int st_press_common_probe(struct iio_dev *indio_dev)
 	press_data->odr = press_data->sensor_settings->odr.odr_avl[0].hz;
 
 	/* Some devices don't support a data ready pin. */
-	if (!press_data->dev->platform_data &&
+	if (!pdata && press_data->sensor_settings->drdy_irq.addr)
-				press_data->sensor_settings->drdy_irq.addr)
+		pdata =	(struct st_sensors_platform_data *)&default_press_pdata;
-		press_data->dev->platform_data =
-			(struct st_sensors_platform_data *)&default_press_pdata;
 
 	err = st_sensors_init_sensor(indio_dev, press_data->dev->platform_data);
 	if (err < 0)

drivers/infiniband/core/cma.c

@@ -3743,6 +3743,9 @@ int rdma_join_multicast(struct rdma_cm_id *id, struct sockaddr *addr,
 	struct cma_multicast *mc;
 	int ret;
 
+	if (!id->device)
+		return -EINVAL;
+
 	id_priv = container_of(id, struct rdma_id_private, id);
 	if (!cma_comp(id_priv, RDMA_CM_ADDR_BOUND) &&
 	    !cma_comp(id_priv, RDMA_CM_ADDR_RESOLVED))
@@ -4007,7 +4010,7 @@ static int cma_get_id_stats(struct sk_buff *skb, struct netlink_callback *cb)
 					  RDMA_NL_RDMA_CM_ATTR_SRC_ADDR))
 				goto out;
 			if (ibnl_put_attr(skb, nlh,
-					  rdma_addr_size(cma_src_addr(id_priv)),
+					  rdma_addr_size(cma_dst_addr(id_priv)),
 					  cma_dst_addr(id_priv),
 					  RDMA_NL_RDMA_CM_ATTR_DST_ADDR))
 				goto out;

drivers/infiniband/core/iwpm_util.c

@@ -663,6 +663,7 @@ int iwpm_send_mapinfo(u8 nl_client, int iwpm_pid)
 	}
 	skb_num++;
 	spin_lock_irqsave(&iwpm_mapinfo_lock, flags);
+	ret = -EINVAL;
 	for (i = 0; i < IWPM_MAPINFO_HASH_SIZE; i++) {
 		hlist_for_each_entry(map_info, &iwpm_hash_bucket[i],
 				     hlist_node) {

drivers/infiniband/core/umem.c

@@ -354,7 +354,7 @@ int ib_umem_copy_from(void *dst, struct ib_umem *umem, size_t offset,
 		return -EINVAL;
 	}
 
-	ret = sg_pcopy_to_buffer(umem->sg_head.sgl, umem->nmap, dst, length,
+	ret = sg_pcopy_to_buffer(umem->sg_head.sgl, umem->npages, dst, length,
 				 offset + ib_umem_offset(umem));
 
 	if (ret < 0)

drivers/infiniband/core/uverbs_cmd.c

@@ -2436,9 +2436,13 @@ ssize_t ib_uverbs_destroy_qp(struct ib_uverbs_file *file,
 
 static void *alloc_wr(size_t wr_size, __u32 num_sge)
 {
+	if (num_sge >= (U32_MAX - ALIGN(wr_size, sizeof (struct ib_sge))) /
+		       sizeof (struct ib_sge))
+		return NULL;
+
 	return kmalloc(ALIGN(wr_size, sizeof (struct ib_sge)) +
 			 num_sge * sizeof (struct ib_sge), GFP_KERNEL);
-};
+}
 
 ssize_t ib_uverbs_post_send(struct ib_uverbs_file *file,
 			    struct ib_device *ib_dev,
@@ -2665,6 +2669,13 @@ static struct ib_recv_wr *ib_uverbs_unmarshall_recv(const char __user *buf,
 			goto err;
 		}
 
+		if (user_wr->num_sge >=
+		    (U32_MAX - ALIGN(sizeof *next, sizeof (struct ib_sge))) /
+		    sizeof (struct ib_sge)) {
+			ret = -EINVAL;
+			goto err;
+		}
+
 		next = kmalloc(ALIGN(sizeof *next, sizeof (struct ib_sge)) +
 			       user_wr->num_sge * sizeof (struct ib_sge),
 			       GFP_KERNEL);

drivers/infiniband/hw/mlx4/main.c

@@ -1041,7 +1041,7 @@ static void mlx4_ib_disassociate_ucontext(struct ib_ucontext *ibcontext)
 	/* need to protect from a race on closing the vma as part of
 	 * mlx4_ib_vma_close().
 	 */
-	down_read(&owning_mm->mmap_sem);
+	down_write(&owning_mm->mmap_sem);
 	for (i = 0; i < HW_BAR_COUNT; i++) {
 		vma = context->hw_bar_info[i].vma;
 		if (!vma)
@@ -1055,11 +1055,13 @@ static void mlx4_ib_disassociate_ucontext(struct ib_ucontext *ibcontext)
 			BUG_ON(1);
 		}
 
+		context->hw_bar_info[i].vma->vm_flags &=
+			~(VM_SHARED | VM_MAYSHARE);
 		/* context going to be destroyed, should not access ops any more */
 		context->hw_bar_info[i].vma->vm_ops = NULL;
 	}
 
-	up_read(&owning_mm->mmap_sem);
+	up_write(&owning_mm->mmap_sem);
 	mmput(owning_mm);
 	put_task_struct(owning_process);
 }

drivers/infiniband/hw/ocrdma/ocrdma_stats.c

@@ -834,7 +834,7 @@ void ocrdma_add_port_stats(struct ocrdma_dev *dev)
 
 	dev->reset_stats.type = OCRDMA_RESET_STATS;
 	dev->reset_stats.dev = dev;
-	if (!debugfs_create_file("reset_stats", S_IRUSR, dev->dir,
+	if (!debugfs_create_file("reset_stats", 0200, dev->dir,
 				&dev->reset_stats, &ocrdma_dbg_ops))
 		goto err;
 

drivers/infiniband/ulp/ipoib/ipoib_ib.c

@@ -945,6 +945,19 @@ static inline int update_parent_pkey(struct ipoib_dev_priv *priv)
 		 */
 		priv->dev->broadcast[8] = priv->pkey >> 8;
 		priv->dev->broadcast[9] = priv->pkey & 0xff;
+
+		/*
+		 * Update the broadcast address in the priv->broadcast object,
+		 * in case it already exists, otherwise no one will do that.
+		 */
+		if (priv->broadcast) {
+			spin_lock_irq(&priv->lock);
+			memcpy(priv->broadcast->mcmember.mgid.raw,
+			       priv->dev->broadcast + 4,
+			sizeof(union ib_gid));
+			spin_unlock_irq(&priv->lock);
+		}
+
 		return 0;
 	}
 

drivers/infiniband/ulp/ipoib/ipoib_main.c

@@ -724,6 +724,22 @@ static void path_rec_completion(int status,
 	spin_lock_irqsave(&priv->lock, flags);
 
 	if (!IS_ERR_OR_NULL(ah)) {
+		/*
+		 * pathrec.dgid is used as the database key from the LLADDR,
+		 * it must remain unchanged even if the SA returns a different
+		 * GID to use in the AH.
+		 */
+		if (memcmp(pathrec->dgid.raw, path->pathrec.dgid.raw,
+			   sizeof(union ib_gid))) {
+			ipoib_dbg(
+				priv,
+				"%s got PathRec for gid %pI6 while asked for %pI6\n",
+				dev->name, pathrec->dgid.raw,
+				path->pathrec.dgid.raw);
+			memcpy(pathrec->dgid.raw, path->pathrec.dgid.raw,
+			       sizeof(union ib_gid));
+		}
+
 		path->pathrec = *pathrec;
 
 		old_ah   = path->ah;

drivers/infiniband/ulp/ipoib/ipoib_multicast.c

@@ -473,6 +473,9 @@ static int ipoib_mcast_join(struct net_device *dev, struct ipoib_mcast *mcast)
 	    !test_bit(IPOIB_FLAG_OPER_UP, &priv->flags))
 		return -EINVAL;
 
+	init_completion(&mcast->done);
+	set_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags);
+
 	ipoib_dbg_mcast(priv, "joining MGID %pI6\n", mcast->mcmember.mgid.raw);
 
 	rec.mgid     = mcast->mcmember.mgid;
@@ -631,8 +634,6 @@ void ipoib_mcast_join_task(struct work_struct *work)
 			if (mcast->backoff == 1 ||
 			    time_after_eq(jiffies, mcast->delay_until)) {
 				/* Found the next unjoined group */
-				init_completion(&mcast->done);
-				set_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags);
 				if (ipoib_mcast_join(dev, mcast)) {
 					spin_unlock_irq(&priv->lock);
 					return;
@@ -652,11 +653,9 @@ out:
 		queue_delayed_work(priv->wq, &priv->mcast_task,
 				   delay_until - jiffies);
 	}
-	if (mcast) {
+	if (mcast)
-		init_completion(&mcast->done);
-		set_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags);
 		ipoib_mcast_join(dev, mcast);
-	}
+
 	spin_unlock_irq(&priv->lock);
 }
 

drivers/input/misc/twl4030-pwrbutton.c

@@ -70,7 +70,7 @@ static int twl4030_pwrbutton_probe(struct platform_device *pdev)
 	pwr->phys = "twl4030_pwrbutton/input0";
 	pwr->dev.parent = &pdev->dev;
 
-	err = devm_request_threaded_irq(&pwr->dev, irq, NULL, powerbutton_irq,
+	err = devm_request_threaded_irq(&pdev->dev, irq, NULL, powerbutton_irq,
 			IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING |
 			IRQF_ONESHOT,
 			"twl4030_pwrbutton", pwr);

drivers/input/touchscreen/ar1021_i2c.c

@@ -152,7 +152,7 @@ static int __maybe_unused ar1021_i2c_resume(struct device *dev)
 static SIMPLE_DEV_PM_OPS(ar1021_i2c_pm, ar1021_i2c_suspend, ar1021_i2c_resume);
 
 static const struct i2c_device_id ar1021_i2c_id[] = {
-	{ "MICROCHIP_AR1021_I2C", 0 },
+	{ "ar1021", 0 },
 	{ },
 };
 MODULE_DEVICE_TABLE(i2c, ar1021_i2c_id);

drivers/iommu/intel-svm.c

@@ -127,6 +127,7 @@ int intel_svm_enable_prq(struct intel_iommu *iommu)
 		pr_err("IOMMU: %s: Failed to request IRQ for page request queue\n",
 		       iommu->name);
 		dmar_free_hwirq(irq);
+		iommu->pr_irq = 0;
 		goto err;
 	}
 	dmar_writeq(iommu->reg + DMAR_PQH_REG, 0ULL);
@@ -142,9 +143,11 @@ int intel_svm_finish_prq(struct intel_iommu *iommu)
 	dmar_writeq(iommu->reg + DMAR_PQT_REG, 0ULL);
 	dmar_writeq(iommu->reg + DMAR_PQA_REG, 0ULL);
 
-	free_irq(iommu->pr_irq, iommu);
+	if (iommu->pr_irq) {
-	dmar_free_hwirq(iommu->pr_irq);
+		free_irq(iommu->pr_irq, iommu);
-	iommu->pr_irq = 0;
+		dmar_free_hwirq(iommu->pr_irq);
+		iommu->pr_irq = 0;
+	}
 
 	free_pages((unsigned long)iommu->prq, PRQ_ORDER);
 	iommu->prq = NULL;

drivers/iommu/omap-iommu.c

@@ -1295,6 +1295,7 @@ static int __init omap_iommu_init(void)
 	const unsigned long flags = SLAB_HWCACHE_ALIGN;
 	size_t align = 1 << 10; /* L2 pagetable alignement */
 	struct device_node *np;
+	int ret;
 
 	np = of_find_matching_node(NULL, omap_iommu_of_match);
 	if (!np)
@@ -1308,11 +1309,25 @@ static int __init omap_iommu_init(void)
 		return -ENOMEM;
 	iopte_cachep = p;
 
-	bus_set_iommu(&platform_bus_type, &omap_iommu_ops);
-
 	omap_iommu_debugfs_init();
 
-	return platform_driver_register(&omap_iommu_driver);
+	ret = platform_driver_register(&omap_iommu_driver);
+	if (ret) {
+		pr_err("%s: failed to register driver\n", __func__);
+		goto fail_driver;
+	}
+
+	ret = bus_set_iommu(&platform_bus_type, &omap_iommu_ops);
+	if (ret)
+		goto fail_bus;
+
+	return 0;
+
+fail_bus:
+	platform_driver_unregister(&omap_iommu_driver);
+fail_driver:
+	kmem_cache_destroy(iopte_cachep);
+	return ret;
 }
 subsys_initcall(omap_iommu_init);
 /* must be ready before omap3isp is probed */

drivers/md/raid10.c

@@ -2698,6 +2698,11 @@ static void handle_write_completed(struct r10conf *conf, struct r10bio *r10_bio)
 			list_add(&r10_bio->retry_list, &conf->bio_end_io_list);
 			conf->nr_queued++;
 			spin_unlock_irq(&conf->device_lock);
+			/*
+			 * In case freeze_array() is waiting for condition
+			 * nr_pending == nr_queued + extra to be true.
+			 */
+			wake_up(&conf->wait_barrier);
 			md_wakeup_thread(conf->mddev->thread);
 		} else {
 			if (test_bit(R10BIO_WriteError,
@@ -4039,6 +4044,7 @@ static int raid10_start_reshape(struct mddev *mddev)
 				diff = 0;
 			if (first || diff < min_offset_diff)
 				min_offset_diff = diff;
+			first = 0;
 		}
 	}
 

drivers/media/dvb-core/dvb_ca_en50221.c

@@ -750,6 +750,29 @@ static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot, u8 * b
 		goto exit;
 	}
 
+	/*
+	 * It may need some time for the CAM to settle down, or there might
+	 * be a race condition between the CAM, writing HC and our last
+	 * check for DA. This happens, if the CAM asserts DA, just after
+	 * checking DA before we are setting HC. In this case it might be
+	 * a bug in the CAM to keep the FR bit, the lower layer/HW
+	 * communication requires a longer timeout or the CAM needs more
+	 * time internally. But this happens in reality!
+	 * We need to read the status from the HW again and do the same
+	 * we did for the previous check for DA
+	 */
+	status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_STATUS);
+	if (status < 0)
+		goto exit;
+
+	if (status & (STATUSREG_DA | STATUSREG_RE)) {
+		if (status & STATUSREG_DA)
+			dvb_ca_en50221_thread_wakeup(ca);
+
+		status = -EAGAIN;
+		goto exit;
+	}
+
 	/* send the amount of data */
 	if ((status = ca->pub->write_cam_control(ca->pub, slot, CTRLIF_SIZE_HIGH, bytes_write >> 8)) != 0)
 		goto exit;

drivers/media/dvb-frontends/si2168.c

@@ -14,6 +14,8 @@
  *    GNU General Public License for more details.
  */
 
+#include <linux/delay.h>
+
 #include "si2168_priv.h"
 
 static const struct dvb_frontend_ops si2168_ops;
@@ -420,6 +422,7 @@ static int si2168_init(struct dvb_frontend *fe)
 		if (ret)
 			goto err;
 
+		udelay(100);
 		memcpy(cmd.args, "\x85", 1);
 		cmd.wlen = 1;
 		cmd.rlen = 1;

drivers/media/pci/bt8xx/bt878.c

@@ -422,8 +422,7 @@ static int bt878_probe(struct pci_dev *dev, const struct pci_device_id *pci_id)
 	       bt878_num);
 	if (bt878_num >= BT878_MAX) {
 		printk(KERN_ERR "bt878: Too many devices inserted\n");
-		result = -ENOMEM;
+		return -ENOMEM;
-		goto fail0;
 	}
 	if (pci_enable_device(dev))
 		return -EIO;

drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c

@@ -83,7 +83,7 @@ static void c8sectpfe_timer_interrupt(unsigned long ac8sectpfei)
 static void channel_swdemux_tsklet(unsigned long data)
 {
 	struct channel_info *channel = (struct channel_info *)data;
-	struct c8sectpfei *fei = channel->fei;
+	struct c8sectpfei *fei;
 	unsigned long wp, rp;
 	int pos, num_packets, n, size;
 	u8 *buf;
@@ -91,6 +91,8 @@ static void channel_swdemux_tsklet(unsigned long data)
 	if (unlikely(!channel || !channel->irec))
 		return;
 
+	fei = channel->fei;
+
 	wp = readl(channel->irec + DMA_PRDS_BUSWP_TP(0));
 	rp = readl(channel->irec + DMA_PRDS_BUSRP_TP(0));
 

drivers/mfd/palmas.c

@@ -430,6 +430,20 @@ static void palmas_power_off(void)
 {
 	unsigned int addr;
 	int ret, slave;
+	struct device_node *np = palmas_dev->dev->of_node;
+
+	if (of_property_read_bool(np, "ti,palmas-override-powerhold")) {
+		addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
+					  PALMAS_PRIMARY_SECONDARY_PAD2);
+		slave = PALMAS_BASE_TO_SLAVE(PALMAS_PU_PD_OD_BASE);
+
+		ret = regmap_update_bits(palmas_dev->regmap[slave], addr,
+				PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_7_MASK, 0);
+		if (ret)
+			dev_err(palmas_dev->dev,
+				"Unable to write PRIMARY_SECONDARY_PAD2 %d\n",
+				ret);
+	}
 
 	if (!palmas_dev)
 		return;

drivers/mmc/core/core.c

@@ -2831,6 +2831,14 @@ int mmc_pm_notify(struct notifier_block *notify_block,
 		if (!err)
 			break;
 
+		if (!mmc_card_is_removable(host)) {
+			dev_warn(mmc_dev(host),
+				 "pre_suspend failed for non-removable host: "
+				 "%d\n", err);
+			/* Avoid removing non-removable hosts */
+			break;
+		}
+
 		/* Calling bus_ops->remove() with a claimed host can deadlock */
 		host->bus_ops->remove(host);
 		mmc_claim_host(host);

drivers/mmc/host/omap_hsmmc.c

@@ -1776,8 +1776,8 @@ static int omap_hsmmc_configure_wake_irq(struct omap_hsmmc_host *host)
 	 */
 	if (host->pdata->controller_flags & OMAP_HSMMC_SWAKEUP_MISSING) {
 		struct pinctrl *p = devm_pinctrl_get(host->dev);
-		if (!p) {
+		if (IS_ERR(p)) {
-			ret = -ENODEV;
+			ret = PTR_ERR(p);
 			goto err_free_irq;
 		}
 		if (IS_ERR(pinctrl_lookup_state(p, PINCTRL_STATE_DEFAULT))) {

drivers/mmc/host/sdhci-of-esdhc.c

@@ -418,6 +418,20 @@ static void esdhc_of_set_clock(struct sdhci_host *host, unsigned int clock)
 	if (esdhc->vendor_ver < VENDOR_V_23)
 		pre_div = 2;
 
+	/*
+	 * Limit SD clock to 167MHz for ls1046a according to its datasheet
+	 */
+	if (clock > 167000000 &&
+	    of_find_compatible_node(NULL, NULL, "fsl,ls1046a-esdhc"))
+		clock = 167000000;
+
+	/*
+	 * Limit SD clock to 125MHz for ls1012a according to its datasheet
+	 */
+	if (clock > 125000000 &&
+	    of_find_compatible_node(NULL, NULL, "fsl,ls1012a-esdhc"))
+		clock = 125000000;
+
 	/* Workaround to reduce the clock frequency for p1010 esdhc */
 	if (of_find_compatible_node(NULL, NULL, "fsl,p1010-esdhc")) {
 		if (clock > 20000000)

drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c

@@ -2044,6 +2044,7 @@ static void bnx2x_set_rx_buf_size(struct bnx2x *bp)
 				  ETH_OVREHEAD +
 				  mtu +
 				  BNX2X_FW_RX_ALIGN_END;
+		fp->rx_buf_size = SKB_DATA_ALIGN(fp->rx_buf_size);
 		/* Note : rx_buf_size doesn't take into account NET_SKB_PAD */
 		if (fp->rx_buf_size + NET_SKB_PAD <= PAGE_SIZE)
 			fp->rx_frag_size = fp->rx_buf_size + NET_SKB_PAD;

drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c

@@ -648,7 +648,7 @@ static void hns_gmac_get_strings(u32 stringset, u8 *data)
 
 static int hns_gmac_get_sset_count(int stringset)
 {
-	if (stringset == ETH_SS_STATS)
+	if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS)
 		return ARRAY_SIZE(g_gmac_stats_string);
 
 	return 0;

drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c

@@ -384,7 +384,7 @@ void hns_ppe_update_stats(struct hns_ppe_cb *ppe_cb)
 
 int hns_ppe_get_sset_count(int stringset)
 {
-	if (stringset == ETH_SS_STATS)
+	if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS)
 		return ETH_PPE_STATIC_NUM;
 	return 0;
 }

drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c

@@ -807,7 +807,7 @@ void hns_rcb_get_stats(struct hnae_queue *queue, u64 *data)
  */
 int hns_rcb_get_ring_sset_count(int stringset)
 {
-	if (stringset == ETH_SS_STATS)
+	if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS)
 		return HNS_RING_STATIC_REG_NUM;
 
 	return 0;

drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c

@@ -776,7 +776,7 @@ static void hns_xgmac_get_strings(u32 stringset, u8 *data)
  */
 static int hns_xgmac_get_sset_count(int stringset)
 {
-	if (stringset == ETH_SS_STATS)
+	if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS)
 		return ARRAY_SIZE(g_xgmac_stats_string);
 
 	return 0;

drivers/net/ethernet/intel/e1000e/netdev.c

@@ -3526,6 +3526,12 @@ s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca)
 
 	switch (hw->mac.type) {
 	case e1000_pch2lan:
+		/* Stable 96MHz frequency */
+		incperiod = INCPERIOD_96MHz;
+		incvalue = INCVALUE_96MHz;
+		shift = INCVALUE_SHIFT_96MHz;
+		adapter->cc.shift = shift + INCPERIOD_SHIFT_96MHz;
+		break;
 	case e1000_pch_lpt:
 		if (er32(TSYNCRXCTL) & E1000_TSYNCRXCTL_SYSCFI) {
 			/* Stable 96MHz frequency */

drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c

@@ -127,6 +127,8 @@ static int qlcnic_sriov_virtid_fn(struct qlcnic_adapter *adapter, int vf_id)
 		return 0;
 
 	pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_SRIOV);
+	if (!pos)
+		return 0;
 	pci_read_config_word(dev, pos + PCI_SRIOV_VF_OFFSET, &offset);
 	pci_read_config_word(dev, pos + PCI_SRIOV_VF_STRIDE, &stride);
 

drivers/net/wan/pc300too.c

@@ -347,6 +347,7 @@ static int pc300_pci_init_one(struct pci_dev *pdev,
 	    card->rambase == NULL) {
 		pr_err("ioremap() failed\n");
 		pc300_pci_remove_one(pdev);
+		return -ENOMEM;
 	}
 
 	/* PLX PCI 9050 workaround for local configuration register read bug */

drivers/net/wireless/ath/regd.c

@@ -254,8 +254,12 @@ bool ath_is_49ghz_allowed(u16 regdomain)
 EXPORT_SYMBOL(ath_is_49ghz_allowed);
 
 /* Frequency is one where radar detection is required */
-static bool ath_is_radar_freq(u16 center_freq)
+static bool ath_is_radar_freq(u16 center_freq,
+			      struct ath_regulatory *reg)
+
 {
+	if (reg->country_code == CTRY_INDIA)
+		return (center_freq >= 5500 && center_freq <= 5700);
 	return (center_freq >= 5260 && center_freq <= 5700);
 }
 
@@ -306,7 +310,7 @@ __ath_reg_apply_beaconing_flags(struct wiphy *wiphy,
 				enum nl80211_reg_initiator initiator,
 				struct ieee80211_channel *ch)
 {
-	if (ath_is_radar_freq(ch->center_freq) ||
+	if (ath_is_radar_freq(ch->center_freq, reg) ||
 	    (ch->flags & IEEE80211_CHAN_RADAR))
 		return;
 
@@ -395,8 +399,9 @@ ath_reg_apply_ir_flags(struct wiphy *wiphy,
 	}
 }
 
-/* Always apply Radar/DFS rules on freq range 5260 MHz - 5700 MHz */
+/* Always apply Radar/DFS rules on freq range 5500 MHz - 5700 MHz */
-static void ath_reg_apply_radar_flags(struct wiphy *wiphy)
+static void ath_reg_apply_radar_flags(struct wiphy *wiphy,
+				      struct ath_regulatory *reg)
 {
 	struct ieee80211_supported_band *sband;
 	struct ieee80211_channel *ch;
@@ -409,7 +414,7 @@ static void ath_reg_apply_radar_flags(struct wiphy *wiphy)
 
 	for (i = 0; i < sband->n_channels; i++) {
 		ch = &sband->channels[i];
-		if (!ath_is_radar_freq(ch->center_freq))
+		if (!ath_is_radar_freq(ch->center_freq, reg))
 			continue;
 		/* We always enable radar detection/DFS on this
 		 * frequency range. Additionally we also apply on
@@ -505,7 +510,7 @@ void ath_reg_notifier_apply(struct wiphy *wiphy,
 	struct ath_common *common = container_of(reg, struct ath_common,
 						 regulatory);
 	/* We always apply this */
-	ath_reg_apply_radar_flags(wiphy);
+	ath_reg_apply_radar_flags(wiphy, reg);
 
 	/*
 	 * This would happen when we have sent a custom regulatory request
@@ -653,7 +658,7 @@ ath_regd_init_wiphy(struct ath_regulatory *reg,
 	}
 
 	wiphy_apply_custom_regulatory(wiphy, regd);
-	ath_reg_apply_radar_flags(wiphy);
+	ath_reg_apply_radar_flags(wiphy, reg);
 	ath_reg_apply_world_flags(wiphy, NL80211_REGDOM_SET_BY_DRIVER, reg);
 	return 0;
 }

drivers/net/wireless/mediatek/mt7601u/mcu.c

@@ -66,8 +66,10 @@ mt7601u_mcu_msg_alloc(struct mt7601u_dev *dev, const void *data, int len)
 	WARN_ON(len % 4); /* if length is not divisible by 4 we need to pad */
 
 	skb = alloc_skb(len + MT_DMA_HDR_LEN + 4, GFP_KERNEL);
-	skb_reserve(skb, MT_DMA_HDR_LEN);
+	if (skb) {
-	memcpy(skb_put(skb, len), data, len);
+		skb_reserve(skb, MT_DMA_HDR_LEN);
+		memcpy(skb_put(skb, len), data, len);
+	}
 
 	return skb;
 }
@@ -170,6 +172,8 @@ static int mt7601u_mcu_function_select(struct mt7601u_dev *dev,
 	};
 
 	skb = mt7601u_mcu_msg_alloc(dev, &msg, sizeof(msg));
+	if (!skb)
+		return -ENOMEM;
 	return mt7601u_mcu_msg_send(dev, skb, CMD_FUN_SET_OP, func == 5);
 }
 
@@ -205,6 +209,8 @@ mt7601u_mcu_calibrate(struct mt7601u_dev *dev, enum mcu_calibrate cal, u32 val)
 	};
 
 	skb = mt7601u_mcu_msg_alloc(dev, &msg, sizeof(msg));
+	if (!skb)
+		return -ENOMEM;
 	return mt7601u_mcu_msg_send(dev, skb, CMD_CALIBRATION_OP, true);
 }
 

drivers/net/wireless/realtek/rtlwifi/pci.c

@@ -1572,7 +1572,14 @@ int rtl_pci_reset_trx_ring(struct ieee80211_hw *hw)
 				dev_kfree_skb_irq(skb);
 				ring->idx = (ring->idx + 1) % ring->entries;
 			}
+
+			if (rtlpriv->use_new_trx_flow) {
+				rtlpci->tx_ring[i].cur_tx_rp = 0;
+				rtlpci->tx_ring[i].cur_tx_wp = 0;
+			}
+
 			ring->idx = 0;
+			ring->entries = rtlpci->txringcount[i];
 		}
 	}
 	spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags);

drivers/net/wireless/rndis_wlan.c

@@ -3425,6 +3425,10 @@ static int rndis_wlan_bind(struct usbnet *usbdev, struct usb_interface *intf)
 
 	/* because rndis_command() sleeps we need to use workqueue */
 	priv->workqueue = create_singlethread_workqueue("rndis_wlan");
+	if (!priv->workqueue) {
+		wiphy_free(wiphy);
+		return -ENOMEM;
+	}
 	INIT_WORK(&priv->work, rndis_wlan_worker);
 	INIT_DELAYED_WORK(&priv->dev_poller_work, rndis_device_poller);
 	INIT_DELAYED_WORK(&priv->scan_work, rndis_get_scan_results);

drivers/pinctrl/core.c

@@ -979,19 +979,16 @@ struct pinctrl_state *pinctrl_lookup_state(struct pinctrl *p,
 EXPORT_SYMBOL_GPL(pinctrl_lookup_state);
 
 /**
- * pinctrl_select_state() - select/activate/program a pinctrl state to HW
+ * pinctrl_commit_state() - select/activate/program a pinctrl state to HW
  * @p: the pinctrl handle for the device that requests configuration
  * @state: the state handle to select/activate/program
  */
-int pinctrl_select_state(struct pinctrl *p, struct pinctrl_state *state)
+static int pinctrl_commit_state(struct pinctrl *p, struct pinctrl_state *state)
 {
 	struct pinctrl_setting *setting, *setting2;
 	struct pinctrl_state *old_state = p->state;
 	int ret;
 
-	if (p->state == state)
-		return 0;
-
 	if (p->state) {
 		/*
 		 * For each pinmux setting in the old state, forget SW's record
@@ -1055,6 +1052,19 @@ unapply_new_state:
 
 	return ret;
 }
+
+/**
+ * pinctrl_select_state() - select/activate/program a pinctrl state to HW
+ * @p: the pinctrl handle for the device that requests configuration
+ * @state: the state handle to select/activate/program
+ */
+int pinctrl_select_state(struct pinctrl *p, struct pinctrl_state *state)
+{
+	if (p->state == state)
+		return 0;
+
+	return pinctrl_commit_state(p, state);
+}
 EXPORT_SYMBOL_GPL(pinctrl_select_state);
 
 static void devm_pinctrl_release(struct device *dev, void *res)
@@ -1223,7 +1233,7 @@ void pinctrl_unregister_map(struct pinctrl_map const *map)
 int pinctrl_force_sleep(struct pinctrl_dev *pctldev)
 {
 	if (!IS_ERR(pctldev->p) && !IS_ERR(pctldev->hog_sleep))
-		return pinctrl_select_state(pctldev->p, pctldev->hog_sleep);
+		return pinctrl_commit_state(pctldev->p, pctldev->hog_sleep);
 	return 0;
 }
 EXPORT_SYMBOL_GPL(pinctrl_force_sleep);
@@ -1235,7 +1245,7 @@ EXPORT_SYMBOL_GPL(pinctrl_force_sleep);
 int pinctrl_force_default(struct pinctrl_dev *pctldev)
 {
 	if (!IS_ERR(pctldev->p) && !IS_ERR(pctldev->hog_default))
-		return pinctrl_select_state(pctldev->p, pctldev->hog_default);
+		return pinctrl_commit_state(pctldev->p, pctldev->hog_default);
 	return 0;
 }
 EXPORT_SYMBOL_GPL(pinctrl_force_default);

drivers/platform/chrome/cros_ec_proto.c

@@ -59,12 +59,14 @@ static int send_command(struct cros_ec_device *ec_dev,
 			struct cros_ec_command *msg)
 {
 	int ret;
+	int (*xfer_fxn)(struct cros_ec_device *ec, struct cros_ec_command *msg);
 
 	if (ec_dev->proto_version > 2)
-		ret = ec_dev->pkt_xfer(ec_dev, msg);
+		xfer_fxn = ec_dev->pkt_xfer;
 	else
-		ret = ec_dev->cmd_xfer(ec_dev, msg);
+		xfer_fxn = ec_dev->cmd_xfer;
 
+	ret = (*xfer_fxn)(ec_dev, msg);
 	if (msg->result == EC_RES_IN_PROGRESS) {
 		int i;
 		struct cros_ec_command *status_msg;
@@ -87,7 +89,7 @@ static int send_command(struct cros_ec_device *ec_dev,
 		for (i = 0; i < EC_COMMAND_RETRIES; i++) {
 			usleep_range(10000, 11000);
 
-			ret = ec_dev->cmd_xfer(ec_dev, status_msg);
+			ret = (*xfer_fxn)(ec_dev, status_msg);
 			if (ret < 0)
 				break;
 

drivers/platform/chrome/cros_ec_sysfs.c

@@ -187,7 +187,7 @@ static ssize_t show_ec_version(struct device *dev,
 		count += scnprintf(buf + count, PAGE_SIZE - count,
 				   "Build info:    EC error %d\n", msg->result);
 	else {
-		msg->data[sizeof(msg->data) - 1] = '\0';
+		msg->data[EC_HOST_PARAM_SIZE - 1] = '\0';
 		count += scnprintf(buf + count, PAGE_SIZE - count,
 				   "Build info:    %s\n", msg->data);
 	}

drivers/platform/x86/asus-nb-wmi.c

@@ -99,6 +99,15 @@ static const struct dmi_system_id asus_quirks[] = {
 		 */
 		.driver_data = &quirk_asus_wapf4,
 	},
+	{
+		.callback = dmi_matched,
+		.ident = "ASUSTeK COMPUTER INC. X302UA",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "X302UA"),
+		},
+		.driver_data = &quirk_asus_wapf4,
+	},
 	{
 		.callback = dmi_matched,
 		.ident = "ASUSTeK COMPUTER INC. X401U",

drivers/power/pda_power.c

@@ -30,9 +30,9 @@ static inline unsigned int get_irq_flags(struct resource *res)
 static struct device *dev;
 static struct pda_power_pdata *pdata;
 static struct resource *ac_irq, *usb_irq;
-static struct timer_list charger_timer;
+static struct delayed_work charger_work;
-static struct timer_list supply_timer;
+static struct delayed_work polling_work;
-static struct timer_list polling_timer;
+static struct delayed_work supply_work;
 static int polling;
 static struct power_supply *pda_psy_ac, *pda_psy_usb;
 
@@ -140,7 +140,7 @@ static void update_charger(void)
 	}
 }
 
-static void supply_timer_func(unsigned long unused)
+static void supply_work_func(struct work_struct *work)
 {
 	if (ac_status == PDA_PSY_TO_CHANGE) {
 		ac_status = new_ac_status;
@@ -161,11 +161,12 @@ static void psy_changed(void)
 	 * Okay, charger set. Now wait a bit before notifying supplicants,
 	 * charge power should stabilize.
 	 */
-	mod_timer(&supply_timer,
+	cancel_delayed_work(&supply_work);
-		  jiffies + msecs_to_jiffies(pdata->wait_for_charger));
+	schedule_delayed_work(&supply_work,
+			      msecs_to_jiffies(pdata->wait_for_charger));
 }
 
-static void charger_timer_func(unsigned long unused)
+static void charger_work_func(struct work_struct *work)
 {
 	update_status();
 	psy_changed();
@@ -184,13 +185,14 @@ static irqreturn_t power_changed_isr(int irq, void *power_supply)
 	 * Wait a bit before reading ac/usb line status and setting charger,
 	 * because ac/usb status readings may lag from irq.
 	 */
-	mod_timer(&charger_timer,
+	cancel_delayed_work(&charger_work);
-		  jiffies + msecs_to_jiffies(pdata->wait_for_status));
+	schedule_delayed_work(&charger_work,
+			      msecs_to_jiffies(pdata->wait_for_status));
 
 	return IRQ_HANDLED;
 }
 
-static void polling_timer_func(unsigned long unused)
+static void polling_work_func(struct work_struct *work)
 {
 	int changed = 0;
 
@@ -211,8 +213,9 @@ static void polling_timer_func(unsigned long unused)
 	if (changed)
 		psy_changed();
 
-	mod_timer(&polling_timer,
+	cancel_delayed_work(&polling_work);
-		  jiffies + msecs_to_jiffies(pdata->polling_interval));
+	schedule_delayed_work(&polling_work,
+			      msecs_to_jiffies(pdata->polling_interval));
 }
 
 #if IS_ENABLED(CONFIG_USB_PHY)
@@ -250,8 +253,9 @@ static int otg_handle_notification(struct notifier_block *nb,
 	 * Wait a bit before reading ac/usb line status and setting charger,
 	 * because ac/usb status readings may lag from irq.
 	 */
-	mod_timer(&charger_timer,
+	cancel_delayed_work(&charger_work);
-		  jiffies + msecs_to_jiffies(pdata->wait_for_status));
+	schedule_delayed_work(&charger_work,
+			      msecs_to_jiffies(pdata->wait_for_status));
 
 	return NOTIFY_OK;
 }
@@ -300,8 +304,8 @@ static int pda_power_probe(struct platform_device *pdev)
 	if (!pdata->ac_max_uA)
 		pdata->ac_max_uA = 500000;
 
-	setup_timer(&charger_timer, charger_timer_func, 0);
+	INIT_DELAYED_WORK(&charger_work, charger_work_func);
-	setup_timer(&supply_timer, supply_timer_func, 0);
+	INIT_DELAYED_WORK(&supply_work, supply_work_func);
 
 	ac_irq = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "ac");
 	usb_irq = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "usb");
@@ -385,9 +389,10 @@ static int pda_power_probe(struct platform_device *pdev)
 
 	if (polling) {
 		dev_dbg(dev, "will poll for status\n");
-		setup_timer(&polling_timer, polling_timer_func, 0);
+		INIT_DELAYED_WORK(&polling_work, polling_work_func);
-		mod_timer(&polling_timer,
+		cancel_delayed_work(&polling_work);
-			  jiffies + msecs_to_jiffies(pdata->polling_interval));
+		schedule_delayed_work(&polling_work,
+				      msecs_to_jiffies(pdata->polling_interval));
 	}
 
 	if (ac_irq || usb_irq)
@@ -433,9 +438,9 @@ static int pda_power_remove(struct platform_device *pdev)
 		free_irq(ac_irq->start, pda_psy_ac);
 
 	if (polling)
-		del_timer_sync(&polling_timer);
+		cancel_delayed_work_sync(&polling_work);
-	del_timer_sync(&charger_timer);
+	cancel_delayed_work_sync(&charger_work);
-	del_timer_sync(&supply_timer);
+	cancel_delayed_work_sync(&supply_work);
 
 	if (pdata->is_usb_online)
 		power_supply_unregister(pda_psy_usb);

drivers/ptp/ptp_clock.c

@@ -97,30 +97,26 @@ static s32 scaled_ppm_to_ppb(long ppm)
 
 /* posix clock implementation */
 
-static int ptp_clock_getres(struct posix_clock *pc, struct timespec *tp)
+static int ptp_clock_getres(struct posix_clock *pc, struct timespec64 *tp)
 {
 	tp->tv_sec = 0;
 	tp->tv_nsec = 1;
 	return 0;
 }
 
-static int ptp_clock_settime(struct posix_clock *pc, const struct timespec *tp)
+static int ptp_clock_settime(struct posix_clock *pc, const struct timespec64 *tp)
 {
 	struct ptp_clock *ptp = container_of(pc, struct ptp_clock, clock);
-	struct timespec64 ts = timespec_to_timespec64(*tp);
 
-	return  ptp->info->settime64(ptp->info, &ts);
+	return  ptp->info->settime64(ptp->info, tp);
 }
 
-static int ptp_clock_gettime(struct posix_clock *pc, struct timespec *tp)
+static int ptp_clock_gettime(struct posix_clock *pc, struct timespec64 *tp)
 {
 	struct ptp_clock *ptp = container_of(pc, struct ptp_clock, clock);
-	struct timespec64 ts;
 	int err;
 
-	err = ptp->info->gettime64(ptp->info, &ts);
+	err = ptp->info->gettime64(ptp->info, tp);
-	if (!err)
-		*tp = timespec64_to_timespec(ts);
 	return err;
 }
 
@@ -133,7 +129,7 @@ static int ptp_clock_adjtime(struct posix_clock *pc, struct timex *tx)
 	ops = ptp->info;
 
 	if (tx->modes & ADJ_SETOFFSET) {
-		struct timespec ts;
+		struct timespec64 ts;
 		ktime_t kt;
 		s64 delta;
 
@@ -146,7 +142,7 @@ static int ptp_clock_adjtime(struct posix_clock *pc, struct timex *tx)
 		if ((unsigned long) ts.tv_nsec >= NSEC_PER_SEC)
 			return -EINVAL;
 
-		kt = timespec_to_ktime(ts);
+		kt = timespec64_to_ktime(ts);
 		delta = ktime_to_ns(kt);
 		err = ops->adjtime(ops, delta);
 	} else if (tx->modes & ADJ_FREQUENCY) {

drivers/regulator/anatop-regulator.c

@@ -296,6 +296,11 @@ static int anatop_regulator_probe(struct platform_device *pdev)
 		if (!sreg->sel && !strcmp(sreg->name, "vddpu"))
 			sreg->sel = 22;
 
+		/* set the default voltage of the pcie phy to be 1.100v */
+		if (!sreg->sel && rdesc->name &&
+		    !strcmp(rdesc->name, "vddpcie"))
+			sreg->sel = 0x10;
+
 		if (!sreg->bypass && !sreg->sel) {
 			dev_err(&pdev->dev, "Failed to read a valid default voltage selector.\n");
 			return -EINVAL;

drivers/rtc/rtc-cmos.c

@@ -41,6 +41,9 @@
 #include <linux/pm.h>
 #include <linux/of.h>
 #include <linux/of_platform.h>
+#ifdef CONFIG_X86
+#include <asm/i8259.h>
+#endif
 
 /* this is for "generic access to PC-style RTC" using CMOS_READ/CMOS_WRITE */
 #include <asm-generic/rtc.h>
@@ -1058,17 +1061,23 @@ static int cmos_pnp_probe(struct pnp_dev *pnp, const struct pnp_device_id *id)
 {
 	cmos_wake_setup(&pnp->dev);
 
-	if (pnp_port_start(pnp, 0) == 0x70 && !pnp_irq_valid(pnp, 0))
+	if (pnp_port_start(pnp, 0) == 0x70 && !pnp_irq_valid(pnp, 0)) {
+		unsigned int irq = 0;
+#ifdef CONFIG_X86
 		/* Some machines contain a PNP entry for the RTC, but
 		 * don't define the IRQ. It should always be safe to
-		 * hardcode it in these cases
+		 * hardcode it on systems with a legacy PIC.
 		 */
+		if (nr_legacy_irqs())
+			irq = 8;
+#endif
 		return cmos_do_probe(&pnp->dev,
-				pnp_get_resource(pnp, IORESOURCE_IO, 0), 8);
+				pnp_get_resource(pnp, IORESOURCE_IO, 0), irq);
-	else
+	} else {
 		return cmos_do_probe(&pnp->dev,
 				pnp_get_resource(pnp, IORESOURCE_IO, 0),
 				pnp_irq(pnp, 0));
+	}
 }
 
 static void __exit cmos_pnp_remove(struct pnp_dev *pnp)

drivers/rtc/rtc-ds1374.c

@@ -527,6 +527,10 @@ static long ds1374_wdt_ioctl(struct file *file, unsigned int cmd,
 		if (get_user(new_margin, (int __user *)arg))
 			return -EFAULT;
 
+		/* the hardware's tick rate is 4096 Hz, so
+		 * the counter value needs to be scaled accordingly
+		 */
+		new_margin <<= 12;
 		if (new_margin < 1 || new_margin > 16777216)
 			return -EINVAL;
 
@@ -535,7 +539,8 @@ static long ds1374_wdt_ioctl(struct file *file, unsigned int cmd,
 		ds1374_wdt_ping();
 		/* fallthrough */
 	case WDIOC_GETTIMEOUT:
-		return put_user(wdt_margin, (int __user *)arg);
+		/* when returning ... inverse is true */
+		return put_user((wdt_margin >> 12), (int __user *)arg);
 	case WDIOC_SETOPTIONS:
 		if (copy_from_user(&options, (int __user *)arg, sizeof(int)))
 			return -EFAULT;
@@ -543,14 +548,15 @@ static long ds1374_wdt_ioctl(struct file *file, unsigned int cmd,
 		if (options & WDIOS_DISABLECARD) {
 			pr_info("disable watchdog\n");
 			ds1374_wdt_disable();
+			return 0;
 		}
 
 		if (options & WDIOS_ENABLECARD) {
 			pr_info("enable watchdog\n");
 			ds1374_wdt_settimeout(wdt_margin);
 			ds1374_wdt_ping();
+			return 0;
 		}
-
 		return -EINVAL;
 	}
 	return -ENOTTY;

drivers/scsi/lpfc/lpfc_sli.c

@@ -13493,6 +13493,9 @@ lpfc_wq_create(struct lpfc_hba *phba, struct lpfc_queue *wq,
 	case LPFC_Q_CREATE_VERSION_1:
 		bf_set(lpfc_mbx_wq_create_wqe_count, &wq_create->u.request_1,
 		       wq->entry_count);
+		bf_set(lpfc_mbox_hdr_version, &shdr->request,
+		       LPFC_Q_CREATE_VERSION_1);
+
 		switch (wq->entry_size) {
 		default:
 		case 64:

drivers/scsi/mac_esp.c

@@ -55,6 +55,7 @@ struct mac_esp_priv {
 	int error;
 };
 static struct esp *esp_chips[2];
+static DEFINE_SPINLOCK(esp_chips_lock);
 
 #define MAC_ESP_GET_PRIV(esp) ((struct mac_esp_priv *) \
 			       platform_get_drvdata((struct platform_device *) \
@@ -562,15 +563,18 @@ static int esp_mac_probe(struct platform_device *dev)
 	}
 
 	host->irq = IRQ_MAC_SCSI;
-	esp_chips[dev->id] = esp;
+
-	mb();
+	/* The request_irq() call is intended to succeed for the first device
-	if (esp_chips[!dev->id] == NULL) {
+	 * and fail for the second device.
-		err = request_irq(host->irq, mac_scsi_esp_intr, 0, "ESP", NULL);
+	 */
-		if (err < 0) {
+	err = request_irq(host->irq, mac_scsi_esp_intr, 0, "ESP", NULL);
-			esp_chips[dev->id] = NULL;
+	spin_lock(&esp_chips_lock);
-			goto fail_free_priv;
+	if (err < 0 && esp_chips[!dev->id] == NULL) {
-		}
+		spin_unlock(&esp_chips_lock);
+		goto fail_free_priv;
 	}
+	esp_chips[dev->id] = esp;
+	spin_unlock(&esp_chips_lock);
 
 	err = scsi_esp_register(esp, &dev->dev);
 	if (err)
@@ -579,8 +583,13 @@ static int esp_mac_probe(struct platform_device *dev)
 	return 0;
 
 fail_free_irq:
-	if (esp_chips[!dev->id] == NULL)
+	spin_lock(&esp_chips_lock);
+	esp_chips[dev->id] = NULL;
+	if (esp_chips[!dev->id] == NULL) {
+		spin_unlock(&esp_chips_lock);
 		free_irq(host->irq, esp);
+	} else
+		spin_unlock(&esp_chips_lock);
 fail_free_priv:
 	kfree(mep);
 fail_free_command_block:
@@ -599,9 +608,13 @@ static int esp_mac_remove(struct platform_device *dev)
 
 	scsi_esp_unregister(esp);
 
+	spin_lock(&esp_chips_lock);
 	esp_chips[dev->id] = NULL;
-	if (!(esp_chips[0] || esp_chips[1]))
+	if (esp_chips[!dev->id] == NULL) {
+		spin_unlock(&esp_chips_lock);
 		free_irq(irq, NULL);
+	} else
+		spin_unlock(&esp_chips_lock);
 
 	kfree(mep);
 

drivers/scsi/virtio_scsi.c

@@ -28,6 +28,7 @@
 #include <scsi/scsi_device.h>
 #include <scsi/scsi_cmnd.h>
 #include <scsi/scsi_tcq.h>
+#include <scsi/scsi_devinfo.h>
 #include <linux/seqlock.h>
 
 #define VIRTIO_SCSI_MEMPOOL_SZ 64
@@ -704,6 +705,28 @@ static int virtscsi_device_reset(struct scsi_cmnd *sc)
 	return virtscsi_tmf(vscsi, cmd);
 }
 
+static int virtscsi_device_alloc(struct scsi_device *sdevice)
+{
+	/*
+	 * Passed through SCSI targets (e.g. with qemu's 'scsi-block')
+	 * may have transfer limits which come from the host SCSI
+	 * controller or something on the host side other than the
+	 * target itself.
+	 *
+	 * To make this work properly, the hypervisor can adjust the
+	 * target's VPD information to advertise these limits.  But
+	 * for that to work, the guest has to look at the VPD pages,
+	 * which we won't do by default if it is an SPC-2 device, even
+	 * if it does actually support it.
+	 *
+	 * So, set the blist to always try to read the VPD pages.
+	 */
+	sdevice->sdev_bflags = BLIST_TRY_VPD_PAGES;
+
+	return 0;
+}
+
+
 /**
  * virtscsi_change_queue_depth() - Change a virtscsi target's queue depth
  * @sdev:	Virtscsi target whose queue depth to change
@@ -775,6 +798,7 @@ static struct scsi_host_template virtscsi_host_template_single = {
 	.change_queue_depth = virtscsi_change_queue_depth,
 	.eh_abort_handler = virtscsi_abort,
 	.eh_device_reset_handler = virtscsi_device_reset,
+	.slave_alloc = virtscsi_device_alloc,
 
 	.can_queue = 1024,
 	.dma_boundary = UINT_MAX,

drivers/spi/spi-dw-mmio.c

@@ -120,8 +120,8 @@ static int dw_spi_mmio_remove(struct platform_device *pdev)
 {
 	struct dw_spi_mmio *dwsmmio = platform_get_drvdata(pdev);
 
-	clk_disable_unprepare(dwsmmio->clk);
 	dw_spi_remove_host(&dwsmmio->dws);
+	clk_disable_unprepare(dwsmmio->clk);
 
 	return 0;
 }

drivers/staging/unisys/visorhba/visorhba_main.c

@@ -792,7 +792,7 @@ static void
 do_scsi_nolinuxstat(struct uiscmdrsp *cmdrsp, struct scsi_cmnd *scsicmd)
 {
 	struct scsi_device *scsidev;
-	unsigned char buf[36];
+	unsigned char *buf;
 	struct scatterlist *sg;
 	unsigned int i;
 	char *this_page;
@@ -807,6 +807,10 @@ do_scsi_nolinuxstat(struct uiscmdrsp *cmdrsp, struct scsi_cmnd *scsicmd)
 		if (cmdrsp->scsi.no_disk_result == 0)
 			return;
 
+		buf = kzalloc(sizeof(char) * 36, GFP_KERNEL);
+		if (!buf)
+			return;
+
 		/* Linux scsi code wants a device at Lun 0
 		 * to issue report luns, but we don't want
 		 * a disk there so we'll present a processor
@@ -820,6 +824,7 @@ do_scsi_nolinuxstat(struct uiscmdrsp *cmdrsp, struct scsi_cmnd *scsicmd)
 		if (scsi_sg_count(scsicmd) == 0) {
 			memcpy(scsi_sglist(scsicmd), buf,
 			       cmdrsp->scsi.bufflen);
+			kfree(buf);
 			return;
 		}
 
@@ -831,6 +836,7 @@ do_scsi_nolinuxstat(struct uiscmdrsp *cmdrsp, struct scsi_cmnd *scsicmd)
 			memcpy(this_page, buf + bufind, sg[i].length);
 			kunmap_atomic(this_page_orig);
 		}
+		kfree(buf);
 	} else {
 		devdata = (struct visorhba_devdata *)scsidev->host->hostdata;
 		for_each_vdisk_match(vdisk, devdata, scsidev) {

drivers/staging/wilc1000/linux_mon.c

@@ -251,6 +251,8 @@ static netdev_tx_t WILC_WFI_mon_xmit(struct sk_buff *skb,
 
 	if (skb->data[0] == 0xc0 && (!(memcmp(broadcast, &skb->data[4], 6)))) {
 		skb2 = dev_alloc_skb(skb->len + sizeof(struct wilc_wfi_radiotap_cb_hdr));
+		if (!skb2)
+			return -ENOMEM;
 
 		memcpy(skb_put(skb2, skb->len), skb->data, skb->len);
 

drivers/target/target_core_file.c

@@ -276,12 +276,11 @@ static int fd_do_rw(struct se_cmd *cmd, struct file *fd,
 	else
 		ret = vfs_iter_read(fd, &iter, &pos);
 
-	kfree(bvec);
-
 	if (is_write) {
 		if (ret < 0 || ret != data_length) {
 			pr_err("%s() write returned %d\n", __func__, ret);
-			return (ret < 0 ? ret : -EINVAL);
+			if (ret >= 0)
+				ret = -EINVAL;
 		}
 	} else {
 		/*
@@ -294,17 +293,29 @@ static int fd_do_rw(struct se_cmd *cmd, struct file *fd,
 				pr_err("%s() returned %d, expecting %u for "
 						"S_ISBLK\n", __func__, ret,
 						data_length);
-				return (ret < 0 ? ret : -EINVAL);
+				if (ret >= 0)
+					ret = -EINVAL;
 			}
 		} else {
 			if (ret < 0) {
 				pr_err("%s() returned %d for non S_ISBLK\n",
 						__func__, ret);
-				return ret;
+			} else if (ret != data_length) {
+				/*
+				 * Short read case:
+				 * Probably some one truncate file under us.
+				 * We must explicitly zero sg-pages to prevent
+				 * expose uninizialized pages to userspace.
+				 */
+				if (ret < data_length)
+					ret += iov_iter_zero(data_length - ret, &iter);
+				else
+					ret = -EINVAL;
 			}
 		}
 	}
-	return 1;
+	kfree(bvec);
+	return ret;
 }
 
 static sense_reason_t

drivers/tty/tty_io.c

@@ -1694,6 +1694,8 @@ static void release_tty(struct tty_struct *tty, int idx)
 	if (tty->link)
 		tty->link->port->itty = NULL;
 	tty_buffer_cancel_work(tty->port);
+	if (tty->link)
+		tty_buffer_cancel_work(tty->link->port);
 
 	tty_kref_put(tty->link);
 	tty_kref_put(tty);

drivers/video/console/vgacon.c

@@ -409,7 +409,10 @@ static const char *vgacon_startup(void)
 		vga_video_port_val = VGA_CRT_DM;
 		if ((screen_info.orig_video_ega_bx & 0xff) != 0x10) {
 			static struct resource ega_console_resource =
-			    { .name = "ega", .start = 0x3B0, .end = 0x3BF };
+			    { .name	= "ega",
+			      .flags	= IORESOURCE_IO,
+			      .start	= 0x3B0,
+			      .end	= 0x3BF };
 			vga_video_type = VIDEO_TYPE_EGAM;
 			vga_vram_size = 0x8000;
 			display_desc = "EGA+";
@@ -417,9 +420,15 @@ static const char *vgacon_startup(void)
 					 &ega_console_resource);
 		} else {
 			static struct resource mda1_console_resource =
-			    { .name = "mda", .start = 0x3B0, .end = 0x3BB };
+			    { .name	= "mda",
+			      .flags	= IORESOURCE_IO,
+			      .start	= 0x3B0,
+			      .end	= 0x3BB };
 			static struct resource mda2_console_resource =
-			    { .name = "mda", .start = 0x3BF, .end = 0x3BF };
+			    { .name	= "mda",
+			      .flags	= IORESOURCE_IO,
+			      .start	= 0x3BF,
+			      .end	= 0x3BF };
 			vga_video_type = VIDEO_TYPE_MDA;
 			vga_vram_size = 0x2000;
 			display_desc = "*MDA";
@@ -441,15 +450,21 @@ static const char *vgacon_startup(void)
 			vga_vram_size = 0x8000;
 
 			if (!screen_info.orig_video_isVGA) {
-				static struct resource ega_console_resource
+				static struct resource ega_console_resource =
-				    = { .name = "ega", .start = 0x3C0, .end = 0x3DF };
+				    { .name	= "ega",
+				      .flags	= IORESOURCE_IO,
+				      .start	= 0x3C0,
+				      .end	= 0x3DF };
 				vga_video_type = VIDEO_TYPE_EGAC;
 				display_desc = "EGA";
 				request_resource(&ioport_resource,
 						 &ega_console_resource);
 			} else {
-				static struct resource vga_console_resource
+				static struct resource vga_console_resource =
-				    = { .name = "vga+", .start = 0x3C0, .end = 0x3DF };
+				    { .name	= "vga+",
+				      .flags	= IORESOURCE_IO,
+				      .start	= 0x3C0,
+				      .end	= 0x3DF };
 				vga_video_type = VIDEO_TYPE_VGAC;
 				display_desc = "VGA+";
 				request_resource(&ioport_resource,
@@ -493,7 +508,10 @@ static const char *vgacon_startup(void)
 			}
 		} else {
 			static struct resource cga_console_resource =
-			    { .name = "cga", .start = 0x3D4, .end = 0x3D5 };
+			    { .name	= "cga",
+			      .flags	= IORESOURCE_IO,
+			      .start	= 0x3D4,
+			      .end	= 0x3D5 };
 			vga_video_type = VIDEO_TYPE_CGA;
 			vga_vram_size = 0x2000;
 			display_desc = "*CGA";

drivers/video/fbdev/sm501fb.c

@@ -1600,6 +1600,7 @@ static int sm501fb_start(struct sm501fb_info *info,
 	info->fbmem = ioremap(res->start, resource_size(res));
 	if (info->fbmem == NULL) {
 		dev_err(dev, "cannot remap framebuffer\n");
+		ret = -ENXIO;
 		goto err_mem_res;
 	}
 

drivers/video/fbdev/udlfb.c

@@ -1487,15 +1487,25 @@ static struct device_attribute fb_device_attrs[] = {
 static int dlfb_select_std_channel(struct dlfb_data *dev)
 {
 	int ret;
-	u8 set_def_chn[] = {	   0x57, 0xCD, 0xDC, 0xA7,
+	void *buf;
+	static const u8 set_def_chn[] = {
+				0x57, 0xCD, 0xDC, 0xA7,
 				0x1C, 0x88, 0x5E, 0x15,
 				0x60, 0xFE, 0xC6, 0x97,
 				0x16, 0x3D, 0x47, 0xF2  };
 
+	buf = kmemdup(set_def_chn, sizeof(set_def_chn), GFP_KERNEL);
+
+	if (!buf)
+		return -ENOMEM;
+
 	ret = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0),
 			NR_USB_REQUEST_CHANNEL,
 			(USB_DIR_OUT | USB_TYPE_VENDOR), 0, 0,
-			set_def_chn, sizeof(set_def_chn), USB_CTRL_SET_TIMEOUT);
+			buf, sizeof(set_def_chn), USB_CTRL_SET_TIMEOUT);
+
+	kfree(buf);
+
 	return ret;
 }
 

fs/btrfs/send.c

@@ -5008,13 +5008,19 @@ static int is_extent_unchanged(struct send_ctx *sctx,
 	while (key.offset < ekey->offset + left_len) {
 		ei = btrfs_item_ptr(eb, slot, struct btrfs_file_extent_item);
 		right_type = btrfs_file_extent_type(eb, ei);
-		if (right_type != BTRFS_FILE_EXTENT_REG) {
+		if (right_type != BTRFS_FILE_EXTENT_REG &&
+		    right_type != BTRFS_FILE_EXTENT_INLINE) {
 			ret = 0;
 			goto out;
 		}
 
 		right_disknr = btrfs_file_extent_disk_bytenr(eb, ei);
-		right_len = btrfs_file_extent_num_bytes(eb, ei);
+		if (right_type == BTRFS_FILE_EXTENT_INLINE) {
+			right_len = btrfs_file_extent_inline_len(eb, slot, ei);
+			right_len = PAGE_ALIGN(right_len);
+		} else {
+			right_len = btrfs_file_extent_num_bytes(eb, ei);
+		}
 		right_offset = btrfs_file_extent_offset(eb, ei);
 		right_gen = btrfs_file_extent_generation(eb, ei);
 
@@ -5028,6 +5034,19 @@ static int is_extent_unchanged(struct send_ctx *sctx,
 			goto out;
 		}
 
+		/*
+		 * We just wanted to see if when we have an inline extent, what
+		 * follows it is a regular extent (wanted to check the above
+		 * condition for inline extents too). This should normally not
+		 * happen but it's possible for example when we have an inline
+		 * compressed extent representing data with a size matching
+		 * the page size (currently the same as sector size).
+		 */
+		if (right_type == BTRFS_FILE_EXTENT_INLINE) {
+			ret = 0;
+			goto out;
+		}
+
 		left_offset_fixed = left_offset;
 		if (key.offset < ekey->offset) {
 			/* Fix the right offset for 2a and 7. */

fs/cifs/netmisc.c

@@ -980,10 +980,10 @@ struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time, int offset)
 		cifs_dbg(VFS, "illegal hours %d\n", st->Hours);
 	days = sd->Day;
 	month = sd->Month;
-	if ((days > 31) || (month > 12)) {
+	if (days < 1 || days > 31 || month < 1 || month > 12) {
 		cifs_dbg(VFS, "illegal date, month %d day: %d\n", month, days);
-		if (month > 12)
+		days = clamp(days, 1, 31);
-			month = 12;
+		month = clamp(month, 1, 12);
 	}
 	month -= 1;
 	days += total_days_of_prev_months[month];

fs/cifs/sess.c

@@ -344,13 +344,12 @@ void build_ntlmssp_negotiate_blob(unsigned char *pbuffer,
 	/* BB is NTLMV2 session security format easier to use here? */
 	flags = NTLMSSP_NEGOTIATE_56 |	NTLMSSP_REQUEST_TARGET |
 		NTLMSSP_NEGOTIATE_128 | NTLMSSP_NEGOTIATE_UNICODE |
-		NTLMSSP_NEGOTIATE_NTLM | NTLMSSP_NEGOTIATE_EXTENDED_SEC;
+		NTLMSSP_NEGOTIATE_NTLM | NTLMSSP_NEGOTIATE_EXTENDED_SEC |
-	if (ses->server->sign) {
+		NTLMSSP_NEGOTIATE_SEAL;
+	if (ses->server->sign)
 		flags |= NTLMSSP_NEGOTIATE_SIGN;
-		if (!ses->server->session_estab ||
+	if (!ses->server->session_estab || ses->ntlmssp->sesskey_per_smbsess)
-				ses->ntlmssp->sesskey_per_smbsess)
+		flags |= NTLMSSP_NEGOTIATE_KEY_XCH;
-			flags |= NTLMSSP_NEGOTIATE_KEY_XCH;
-	}
 
 	sec_blob->NegotiateFlags = cpu_to_le32(flags);
 
@@ -407,13 +406,12 @@ int build_ntlmssp_auth_blob(unsigned char **pbuffer,
 	flags = NTLMSSP_NEGOTIATE_56 |
 		NTLMSSP_REQUEST_TARGET | NTLMSSP_NEGOTIATE_TARGET_INFO |
 		NTLMSSP_NEGOTIATE_128 | NTLMSSP_NEGOTIATE_UNICODE |
-		NTLMSSP_NEGOTIATE_NTLM | NTLMSSP_NEGOTIATE_EXTENDED_SEC;
+		NTLMSSP_NEGOTIATE_NTLM | NTLMSSP_NEGOTIATE_EXTENDED_SEC |
-	if (ses->server->sign) {
+		NTLMSSP_NEGOTIATE_SEAL;
+	if (ses->server->sign)
 		flags |= NTLMSSP_NEGOTIATE_SIGN;
-		if (!ses->server->session_estab ||
+	if (!ses->server->session_estab || ses->ntlmssp->sesskey_per_smbsess)
-				ses->ntlmssp->sesskey_per_smbsess)
+		flags |= NTLMSSP_NEGOTIATE_KEY_XCH;
-			flags |= NTLMSSP_NEGOTIATE_KEY_XCH;
-	}
 
 	tmp = *pbuffer + sizeof(AUTHENTICATE_MESSAGE);
 	sec_blob->NegotiateFlags = cpu_to_le32(flags);

fs/cifs/smb2pdu.c

@@ -832,10 +832,8 @@ ssetup_exit:
 
 	if (!rc) {
 		mutex_lock(&server->srv_mutex);
-		if (server->sign && server->ops->generate_signingkey) {
+		if (server->ops->generate_signingkey) {
 			rc = server->ops->generate_signingkey(ses);
-			kfree(ses->auth_key.response);
-			ses->auth_key.response = NULL;
 			if (rc) {
 				cifs_dbg(FYI,
 					"SMB3 session key generation failed\n");
@@ -857,10 +855,6 @@ ssetup_exit:
 	}
 
 keygen_exit:
-	if (!server->sign) {
-		kfree(ses->auth_key.response);
-		ses->auth_key.response = NULL;
-	}
 	if (spnego_key) {
 		key_invalidate(spnego_key);
 		key_put(spnego_key);
@@ -1558,6 +1552,9 @@ SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid,
 	} else
 		iov[0].iov_len = get_rfc1002_length(req) + 4;
 
+	/* validate negotiate request must be signed - see MS-SMB2 3.2.5.5 */
+	if (opcode == FSCTL_VALIDATE_NEGOTIATE_INFO)
+		req->hdr.Flags |= SMB2_FLAGS_SIGNED;
 
 	rc = SendReceive2(xid, ses, iov, num_iovecs, &resp_buftype, 0);
 	rsp = (struct smb2_ioctl_rsp *)iov[0].iov_base;

fs/nfs/pagelist.c

@@ -1273,8 +1273,10 @@ void nfs_pageio_cond_complete(struct nfs_pageio_descriptor *desc, pgoff_t index)
 		mirror = &desc->pg_mirrors[midx];
 		if (!list_empty(&mirror->pg_list)) {
 			prev = nfs_list_entry(mirror->pg_list.prev);
-			if (index != prev->wb_index + 1)
+			if (index != prev->wb_index + 1) {
-				nfs_pageio_complete_mirror(desc, midx);
+				nfs_pageio_complete(desc);
+				break;
+			}
 		}
 	}
 }

fs/nfsd/nfs4proc.c

@@ -1245,14 +1245,14 @@ nfsd4_layoutget(struct svc_rqst *rqstp,
 	const struct nfsd4_layout_ops *ops;
 	struct nfs4_layout_stateid *ls;
 	__be32 nfserr;
-	int accmode;
+	int accmode = NFSD_MAY_READ_IF_EXEC;
 
 	switch (lgp->lg_seg.iomode) {
 	case IOMODE_READ:
-		accmode = NFSD_MAY_READ;
+		accmode |= NFSD_MAY_READ;
 		break;
 	case IOMODE_RW:
-		accmode = NFSD_MAY_READ | NFSD_MAY_WRITE;
+		accmode |= NFSD_MAY_READ | NFSD_MAY_WRITE;
 		break;
 	default:
 		dprintk("%s: invalid iomode %d\n",

fs/nfsd/vfs.c

@@ -92,6 +92,12 @@ nfsd_cross_mnt(struct svc_rqst *rqstp, struct dentry **dpp,
 	err = follow_down(&path);
 	if (err < 0)
 		goto out;
+	if (path.mnt == exp->ex_path.mnt && path.dentry == dentry &&
+	    nfsd_mountpoint(dentry, exp) == 2) {
+		/* This is only a mountpoint in some other namespace */
+		path_put(&path);
+		goto out;
+	}
 
 	exp2 = rqst_exp_get_by_name(rqstp, &path);
 	if (IS_ERR(exp2)) {
@@ -165,16 +171,26 @@ static int nfsd_lookup_parent(struct svc_rqst *rqstp, struct dentry *dparent, st
 /*
  * For nfsd purposes, we treat V4ROOT exports as though there was an
  * export at *every* directory.
+ * We return:
+ * '1' if this dentry *must* be an export point,
+ * '2' if it might be, if there is really a mount here, and
+ * '0' if there is no chance of an export point here.
  */
 int nfsd_mountpoint(struct dentry *dentry, struct svc_export *exp)
 {
-	if (d_mountpoint(dentry))
+	if (!d_inode(dentry))
+		return 0;
+	if (exp->ex_flags & NFSEXP_V4ROOT)
 		return 1;
 	if (nfsd4_is_junction(dentry))
 		return 1;
-	if (!(exp->ex_flags & NFSEXP_V4ROOT))
+	if (d_mountpoint(dentry))
-		return 0;
+		/*
-	return d_inode(dentry) != NULL;
+		 * Might only be a mountpoint in a different namespace,
+		 * but we need to check.
+		 */
+		return 2;
+	return 0;
 }
 
 __be32

include/linux/posix-clock.h

@@ -59,23 +59,23 @@ struct posix_clock_operations {
 
 	int  (*clock_adjtime)(struct posix_clock *pc, struct timex *tx);
 
-	int  (*clock_gettime)(struct posix_clock *pc, struct timespec *ts);
+	int  (*clock_gettime)(struct posix_clock *pc, struct timespec64 *ts);
 
-	int  (*clock_getres) (struct posix_clock *pc, struct timespec *ts);
+	int  (*clock_getres) (struct posix_clock *pc, struct timespec64 *ts);
 
 	int  (*clock_settime)(struct posix_clock *pc,
-			      const struct timespec *ts);
+			      const struct timespec64 *ts);
 
 	int  (*timer_create) (struct posix_clock *pc, struct k_itimer *kit);
 
 	int  (*timer_delete) (struct posix_clock *pc, struct k_itimer *kit);
 
 	void (*timer_gettime)(struct posix_clock *pc,
-			      struct k_itimer *kit, struct itimerspec *tsp);
+			      struct k_itimer *kit, struct itimerspec64 *tsp);
 
 	int  (*timer_settime)(struct posix_clock *pc,
 			      struct k_itimer *kit, int flags,
-			      struct itimerspec *tsp, struct itimerspec *old);
+			      struct itimerspec64 *tsp, struct itimerspec64 *old);
 	/*
 	 * Optional character device methods:
 	 */

kernel/irq/manage.c

@@ -1189,8 +1189,10 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
 		 * set the trigger type must match. Also all must
 		 * agree on ONESHOT.
 		 */
+		unsigned int oldtype = irqd_get_trigger_type(&desc->irq_data);
+
 		if (!((old->flags & new->flags) & IRQF_SHARED) ||
-		    ((old->flags ^ new->flags) & IRQF_TRIGGER_MASK) ||
+		    (oldtype != (new->flags & IRQF_TRIGGER_MASK)) ||
 		    ((old->flags ^ new->flags) & IRQF_ONESHOT))
 			goto mismatch;
 

kernel/time/posix-clock.c

@@ -300,14 +300,17 @@ out:
 static int pc_clock_gettime(clockid_t id, struct timespec *ts)
 {
 	struct posix_clock_desc cd;
+	struct timespec64 ts64;
 	int err;
 
 	err = get_clock_desc(id, &cd);
 	if (err)
 		return err;
 
-	if (cd.clk->ops.clock_gettime)
+	if (cd.clk->ops.clock_gettime) {
-		err = cd.clk->ops.clock_gettime(cd.clk, ts);
+		err = cd.clk->ops.clock_gettime(cd.clk, &ts64);
+		*ts = timespec64_to_timespec(ts64);
+	}
 	else
 		err = -EOPNOTSUPP;
 
@@ -319,14 +322,17 @@ static int pc_clock_gettime(clockid_t id, struct timespec *ts)
 static int pc_clock_getres(clockid_t id, struct timespec *ts)
 {
 	struct posix_clock_desc cd;
+	struct timespec64 ts64;
 	int err;
 
 	err = get_clock_desc(id, &cd);
 	if (err)
 		return err;
 
-	if (cd.clk->ops.clock_getres)
+	if (cd.clk->ops.clock_getres) {
-		err = cd.clk->ops.clock_getres(cd.clk, ts);
+		err = cd.clk->ops.clock_getres(cd.clk, &ts64);
+		*ts = timespec64_to_timespec(ts64);
+	}
 	else
 		err = -EOPNOTSUPP;
 
@@ -337,6 +343,7 @@ static int pc_clock_getres(clockid_t id, struct timespec *ts)
 
 static int pc_clock_settime(clockid_t id, const struct timespec *ts)
 {
+	struct timespec64 ts64 = timespec_to_timespec64(*ts);
 	struct posix_clock_desc cd;
 	int err;
 
@@ -350,7 +357,7 @@ static int pc_clock_settime(clockid_t id, const struct timespec *ts)
 	}
 
 	if (cd.clk->ops.clock_settime)
-		err = cd.clk->ops.clock_settime(cd.clk, ts);
+		err = cd.clk->ops.clock_settime(cd.clk, &ts64);
 	else
 		err = -EOPNOTSUPP;
 out:
@@ -403,29 +410,36 @@ static void pc_timer_gettime(struct k_itimer *kit, struct itimerspec *ts)
 {
 	clockid_t id = kit->it_clock;
 	struct posix_clock_desc cd;
+	struct itimerspec64 ts64;
 
 	if (get_clock_desc(id, &cd))
 		return;
 
-	if (cd.clk->ops.timer_gettime)
+	if (cd.clk->ops.timer_gettime) {
-		cd.clk->ops.timer_gettime(cd.clk, kit, ts);
+		cd.clk->ops.timer_gettime(cd.clk, kit, &ts64);
-
+		*ts = itimerspec64_to_itimerspec(&ts64);
+	}
 	put_clock_desc(&cd);
 }
 
 static int pc_timer_settime(struct k_itimer *kit, int flags,
 			    struct itimerspec *ts, struct itimerspec *old)
 {
+	struct itimerspec64 ts64 = itimerspec_to_itimerspec64(ts);
 	clockid_t id = kit->it_clock;
 	struct posix_clock_desc cd;
+	struct itimerspec64 old64;
 	int err;
 
 	err = get_clock_desc(id, &cd);
 	if (err)
 		return err;
 
-	if (cd.clk->ops.timer_settime)
+	if (cd.clk->ops.timer_settime) {
-		err = cd.clk->ops.timer_settime(cd.clk, kit, flags, ts, old);
+		err = cd.clk->ops.timer_settime(cd.clk, kit, flags, &ts64, &old64);
+		if (old)
+			*old = itimerspec64_to_itimerspec(&old64);
+	}
 	else
 		err = -EOPNOTSUPP;
 

net/ipv4/tcp_input.c

@@ -5465,10 +5465,6 @@ void tcp_finish_connect(struct sock *sk, struct sk_buff *skb)
 	else
 		tp->pred_flags = 0;
 
-	if (!sock_flag(sk, SOCK_DEAD)) {
-		sk->sk_state_change(sk);
-		sk_wake_async(sk, SOCK_WAKE_IO, POLL_OUT);
-	}
 }
 
 static bool tcp_rcv_fastopen_synack(struct sock *sk, struct sk_buff *synack,
@@ -5532,6 +5528,7 @@ static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
 	struct tcp_sock *tp = tcp_sk(sk);
 	struct tcp_fastopen_cookie foc = { .len = -1 };
 	int saved_clamp = tp->rx_opt.mss_clamp;
+	bool fastopen_fail;
 
 	tcp_parse_options(skb, &tp->rx_opt, 0, &foc);
 	if (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr)
@@ -5634,10 +5631,15 @@ static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
 
 		tcp_finish_connect(sk, skb);
 
-		if ((tp->syn_fastopen || tp->syn_data) &&
+		fastopen_fail = (tp->syn_fastopen || tp->syn_data) &&
-		    tcp_rcv_fastopen_synack(sk, skb, &foc))
+				tcp_rcv_fastopen_synack(sk, skb, &foc);
-			return -1;
 
+		if (!sock_flag(sk, SOCK_DEAD)) {
+			sk->sk_state_change(sk);
+			sk_wake_async(sk, SOCK_WAKE_IO, POLL_OUT);
+		}
+		if (fastopen_fail)
+			return -1;
 		if (sk->sk_write_pending ||
 		    icsk->icsk_accept_queue.rskq_defer_accept ||
 		    icsk->icsk_ack.pingpong) {

net/ipv6/ip6_vti.c

@@ -615,6 +615,7 @@ static void vti6_link_config(struct ip6_tnl *t)
 {
 	struct net_device *dev = t->dev;
 	struct __ip6_tnl_parm *p = &t->parms;
+	struct net_device *tdev = NULL;
 
 	memcpy(dev->dev_addr, &p->laddr, sizeof(struct in6_addr));
 	memcpy(dev->broadcast, &p->raddr, sizeof(struct in6_addr));
@@ -627,6 +628,25 @@ static void vti6_link_config(struct ip6_tnl *t)
 		dev->flags |= IFF_POINTOPOINT;
 	else
 		dev->flags &= ~IFF_POINTOPOINT;
+
+	if (p->flags & IP6_TNL_F_CAP_XMIT) {
+		int strict = (ipv6_addr_type(&p->raddr) &
+			      (IPV6_ADDR_MULTICAST | IPV6_ADDR_LINKLOCAL));
+		struct rt6_info *rt = rt6_lookup(t->net,
+						 &p->raddr, &p->laddr,
+						 p->link, strict);
+
+		if (rt)
+			tdev = rt->dst.dev;
+		ip6_rt_put(rt);
+	}
+
+	if (!tdev && p->link)
+		tdev = __dev_get_by_index(t->net, p->link);
+
+	if (tdev)
+		dev->mtu = max_t(int, tdev->mtu - dev->hard_header_len,
+				 IPV6_MIN_MTU);
 }
 
 /**

net/ipv6/ndisc.c

@@ -1688,6 +1688,8 @@ static int ndisc_netdev_event(struct notifier_block *this, unsigned long event,
 	case NETDEV_CHANGEADDR:
 		neigh_changeaddr(&nd_tbl, dev);
 		fib6_run_gc(0, net, false);
+		/* fallthrough */
+	case NETDEV_UP:
 		idev = in6_dev_get(dev);
 		if (!idev)
 			break;

net/mac80211/status.c

@@ -194,6 +194,7 @@ static void ieee80211_frame_acked(struct sta_info *sta, struct sk_buff *skb)
 	}
 
 	if (ieee80211_is_action(mgmt->frame_control) &&
+	    !ieee80211_has_protected(mgmt->frame_control) &&
 	    mgmt->u.action.category == WLAN_CATEGORY_HT &&
 	    mgmt->u.action.u.ht_smps.action == WLAN_HT_ACTION_SMPS &&
 	    ieee80211_sdata_running(sdata)) {

net/netfilter/xt_CT.c

@@ -168,8 +168,10 @@ xt_ct_set_timeout(struct nf_conn *ct, const struct xt_tgchk_param *par,
 		goto err_put_timeout;
 	}
 	timeout_ext = nf_ct_timeout_ext_add(ct, timeout, GFP_ATOMIC);
-	if (timeout_ext == NULL)
+	if (!timeout_ext) {
 		ret = -ENOMEM;
+		goto err_put_timeout;
+	}
 
 	rcu_read_unlock();
 	return ret;
@@ -201,6 +203,7 @@ static int xt_ct_tg_check(const struct xt_tgchk_param *par,
 			  struct xt_ct_target_info_v1 *info)
 {
 	struct nf_conntrack_zone zone;
+	struct nf_conn_help *help;
 	struct nf_conn *ct;
 	int ret = -EOPNOTSUPP;
 
@@ -249,7 +252,7 @@ static int xt_ct_tg_check(const struct xt_tgchk_param *par,
 	if (info->timeout[0]) {
 		ret = xt_ct_set_timeout(ct, par, info->timeout);
 		if (ret < 0)
-			goto err3;
+			goto err4;
 	}
 	__set_bit(IPS_CONFIRMED_BIT, &ct->status);
 	nf_conntrack_get(&ct->ct_general);
@@ -257,6 +260,10 @@ out:
 	info->ct = ct;
 	return 0;
 
+err4:
+	help = nfct_help(ct);
+	if (help)
+		module_put(help->helper->me);
 err3:
 	nf_ct_tmpl_free(ct);
 err2:

net/openvswitch/conntrack.c

@@ -361,10 +361,38 @@ ovs_ct_expect_find(struct net *net, const struct nf_conntrack_zone *zone,
 		   u16 proto, const struct sk_buff *skb)
 {
 	struct nf_conntrack_tuple tuple;
+	struct nf_conntrack_expect *exp;
 
 	if (!nf_ct_get_tuplepr(skb, skb_network_offset(skb), proto, net, &tuple))
 		return NULL;
-	return __nf_ct_expect_find(net, zone, &tuple);
+
+	exp = __nf_ct_expect_find(net, zone, &tuple);
+	if (exp) {
+		struct nf_conntrack_tuple_hash *h;
+
+		/* Delete existing conntrack entry, if it clashes with the
+		 * expectation.  This can happen since conntrack ALGs do not
+		 * check for clashes between (new) expectations and existing
+		 * conntrack entries.  nf_conntrack_in() will check the
+		 * expectations only if a conntrack entry can not be found,
+		 * which can lead to OVS finding the expectation (here) in the
+		 * init direction, but which will not be removed by the
+		 * nf_conntrack_in() call, if a matching conntrack entry is
+		 * found instead.  In this case all init direction packets
+		 * would be reported as new related packets, while reply
+		 * direction packets would be reported as un-related
+		 * established packets.
+		 */
+		h = nf_conntrack_find_get(net, zone, &tuple);
+		if (h) {
+			struct nf_conn *ct = nf_ct_tuplehash_to_ctrack(h);
+
+			nf_ct_delete(ct, 0, 0);
+			nf_conntrack_put(&ct->ct_general);
+		}
+	}
+
+	return exp;
 }
 
 /* Determine whether skb->nfct is equal to the result of conntrack lookup. */

sound/pci/hda/patch_realtek.c

@@ -6717,6 +6717,7 @@ enum {
 	ALC668_FIXUP_DELL_DISABLE_AAMIX,
 	ALC668_FIXUP_DELL_XPS13,
 	ALC662_FIXUP_ASUS_Nx50,
+	ALC668_FIXUP_ASUS_Nx51_HEADSET_MODE,
 	ALC668_FIXUP_ASUS_Nx51,
 };
 
@@ -6964,14 +6965,21 @@ static const struct hda_fixup alc662_fixups[] = {
 		.chained = true,
 		.chain_id = ALC662_FIXUP_BASS_1A
 	},
+	[ALC668_FIXUP_ASUS_Nx51_HEADSET_MODE] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = alc_fixup_headset_mode_alc668,
+		.chain_id = ALC662_FIXUP_BASS_CHMAP
+	},
 	[ALC668_FIXUP_ASUS_Nx51] = {
 		.type = HDA_FIXUP_PINS,
 		.v.pins = (const struct hda_pintbl[]) {
-			{0x1a, 0x90170151}, /* bass speaker */
+			{ 0x19, 0x03a1913d }, /* use as headphone mic, without its own jack detect */
+			{ 0x1a, 0x90170151 }, /* bass speaker */
+			{ 0x1b, 0x03a1113c }, /* use as headset mic, without its own jack detect */
 			{}
 		},
 		.chained = true,
-		.chain_id = ALC662_FIXUP_BASS_CHMAP,
+		.chain_id = ALC668_FIXUP_ASUS_Nx51_HEADSET_MODE,
 	},
 };