Linux 4.14.331

index a10cd3fef963..7f1bb455005a 100644
@@ -414,6 +414,7 @@
 #define MSR_AMD64_OSVW_STATUS		0xc0010141
 #define MSR_AMD64_LS_CFG		0xc0011020
 #define MSR_AMD64_DC_CFG		0xc0011022
+#define MSR_AMD64_TW_CFG		0xc0011023
 
 #define MSR_AMD64_DE_CFG		0xc0011029
 #define MSR_AMD64_DE_CFG_LFENCE_SERIALIZE_BIT	 1

index bbfde3d2662f..4bcd9d0c7bee 100644
@@ -11,13 +11,6 @@
 
 #define NR_NODE_MEMBLKS		(MAX_NUMNODES*2)
 
-/*
- * Too small node sizes may confuse the VM badly. Usually they
- * result from BIOS bugs. So dont recognize nodes as standalone
- * NUMA entities that have less than this amount of RAM listed:
- */
-#define NODE_MIN_SIZE (4*1024*1024)
-
 extern int numa_off;
 
 /*

index 33102596923c..e41fd810cfa5 100644
@@ -2304,6 +2304,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
 	case MSR_AMD64_PATCH_LOADER:
 	case MSR_AMD64_BU_CFG2:
 	case MSR_AMD64_DC_CFG:
+	case MSR_AMD64_TW_CFG:
 	case MSR_F15H_EX_CFG:
 		break;
 

@@ -2598,6 +2599,7 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
 	case MSR_AMD64_BU_CFG2:
 	case MSR_IA32_PERF_CTL:
 	case MSR_AMD64_DC_CFG:
+	case MSR_AMD64_TW_CFG:
 	case MSR_F15H_EX_CFG:
 		msr_info->data = 0;
 		break;

index 15661129794c..53b733b2fba1 100644
@@ -585,13 +585,6 @@ static int __init numa_register_memblks(struct numa_meminfo *mi)
 		if (start >= end)
 			continue;
 
-		/*
-		 * Don't confuse VM with a node that doesn't have the
-		 * minimum amount of memory:
-		 */
-		if (end && (end - start) < NODE_MIN_SIZE)
-			continue;
-
 		alloc_node_data(nid);
 	}
 

index 62e11835f220..1e9de81ef84f 100644
@@ -174,6 +174,8 @@ static int pcrypt_aead_encrypt(struct aead_request *req)
 	err = pcrypt_do_parallel(padata, &ctx->cb_cpu, &pencrypt);
 	if (!err)
 		return -EINPROGRESS;
+	if (err == -EBUSY)
+		return -EAGAIN;
 
 	return err;
 }

@@ -218,6 +220,8 @@ static int pcrypt_aead_decrypt(struct aead_request *req)
 	err = pcrypt_do_parallel(padata, &ctx->cb_cpu, &pdecrypt);
 	if (!err)
 		return -EINPROGRESS;
+	if (err == -EBUSY)
+		return -EAGAIN;
 
 	return err;
 }

index 16eb0266a59a..7ab8fa347848 100644
@@ -2290,19 +2290,21 @@ static int get_esi(struct atm_dev *dev)
 static int reset_sar(struct atm_dev *dev)  
 {  
 	IADEV *iadev;  
-	int i, error = 1;  
+	int i, error;
 	unsigned int pci[64];  
 	  
 	iadev = INPH_IA_DEV(dev);  
-	for(i=0; i<64; i++)  
-	  if ((error = pci_read_config_dword(iadev->pci,  
-				i*4, &pci[i])) != PCIBIOS_SUCCESSFUL)  
-  	      return error;  
+	for (i = 0; i < 64; i++) {
+		error = pci_read_config_dword(iadev->pci, i * 4, &pci[i]);
+		if (error != PCIBIOS_SUCCESSFUL)
+			return error;
+	}
 	writel(0, iadev->reg+IPHASE5575_EXT_RESET);  
-	for(i=0; i<64; i++)  
-	  if ((error = pci_write_config_dword(iadev->pci,  
-					i*4, pci[i])) != PCIBIOS_SUCCESSFUL)  
-	    return error;  
+	for (i = 0; i < 64; i++) {
+		error = pci_write_config_dword(iadev->pci, i * 4, pci[i]);
+		if (error != PCIBIOS_SUCCESSFUL)
+			return error;
+	}
 	udelay(5);  
 	return 0;  
 }  

index 9de47d4d2d9e..e489730331a2 100644
@@ -294,6 +294,7 @@ static void __init tcb_setup_dual_chan(struct atmel_tc *tc, int mck_divisor_idx)
 	writel(mck_divisor_idx			/* likely divide-by-8 */
 			| ATMEL_TC_WAVE
 			| ATMEL_TC_WAVESEL_UP		/* free-run */
+			| ATMEL_TC_ASWTRG_SET		/* TIOA0 rises at software trigger */
 			| ATMEL_TC_ACPA_SET		/* TIOA0 rises at 0 */
 			| ATMEL_TC_ACPC_CLEAR,		/* (duty cycle 50%) */
 			tcaddr + ATMEL_TC_REG(0, CMR));

index 6ec6d79b237c..fcc12f72e907 100644
@@ -489,12 +489,16 @@ static int __init mxc_timer_init_dt(struct device_node *np,  enum imx_gpt_type t
 		return -ENOMEM;
 
 	imxtm->base = of_iomap(np, 0);
-	if (!imxtm->base)
-		return -ENXIO;
+	if (!imxtm->base) {
+		ret = -ENXIO;
+		goto err_kfree;
+	}
 
 	imxtm->irq = irq_of_parse_and_map(np, 0);
-	if (imxtm->irq <= 0)
-		return -EINVAL;
+	if (imxtm->irq <= 0) {
+		ret = -EINVAL;
+		goto err_kfree;
+	}
 
 	imxtm->clk_ipg = of_clk_get_by_name(np, "ipg");
 

@@ -507,11 +511,15 @@ static int __init mxc_timer_init_dt(struct device_node *np,  enum imx_gpt_type t
 
 	ret = _mxc_timer_init(imxtm);
 	if (ret)
-		return ret;
+		goto err_kfree;
 
 	initialized = 1;
 
 	return 0;
+
+err_kfree:
+	kfree(imxtm);
+	return ret;
 }
 
 static int __init imx1_timer_init_dt(struct device_node *np)

index 0b6a057e0a4c..5aac8d545bdc 100644
@@ -78,7 +78,7 @@ typedef struct _ATOM_PPLIB_THERMALCONTROLLER
 typedef struct _ATOM_PPLIB_STATE
 {
     UCHAR ucNonClockStateIndex;
-    UCHAR ucClockStateIndices[1]; // variable-sized
+    UCHAR ucClockStateIndices[]; // variable-sized
 } ATOM_PPLIB_STATE;
 
 

@@ -473,7 +473,7 @@ typedef struct _ATOM_PPLIB_STATE_V2
       /**
       * Driver will read the first ucNumDPMLevels in this array
       */
-      UCHAR clockInfoIndex[1];
+      UCHAR clockInfoIndex[];
 } ATOM_PPLIB_STATE_V2;
 
 typedef struct _StateArray{

index 1e870f58dd12..0c61e2bc14cd 100644
@@ -164,7 +164,7 @@ typedef struct _ATOM_Tonga_State {
 typedef struct _ATOM_Tonga_State_Array {
 	UCHAR ucRevId;
 	UCHAR ucNumEntries;		/* Number of entries. */
-	ATOM_Tonga_State entries[1];	/* Dynamically allocate entries. */
+	ATOM_Tonga_State entries[];	/* Dynamically allocate entries. */
 } ATOM_Tonga_State_Array;
 
 typedef struct _ATOM_Tonga_MCLK_Dependency_Record {

@@ -179,7 +179,7 @@ typedef struct _ATOM_Tonga_MCLK_Dependency_Record {
 typedef struct _ATOM_Tonga_MCLK_Dependency_Table {
 	UCHAR ucRevId;
 	UCHAR ucNumEntries; 										/* Number of entries. */
-	ATOM_Tonga_MCLK_Dependency_Record entries[1];				/* Dynamically allocate entries. */
+	ATOM_Tonga_MCLK_Dependency_Record entries[];				/* Dynamically allocate entries. */
 } ATOM_Tonga_MCLK_Dependency_Table;
 
 typedef struct _ATOM_Tonga_SCLK_Dependency_Record {

@@ -194,7 +194,7 @@ typedef struct _ATOM_Tonga_SCLK_Dependency_Record {
 typedef struct _ATOM_Tonga_SCLK_Dependency_Table {
 	UCHAR ucRevId;
 	UCHAR ucNumEntries; 										/* Number of entries. */
-	ATOM_Tonga_SCLK_Dependency_Record entries[1];				 /* Dynamically allocate entries. */
+	ATOM_Tonga_SCLK_Dependency_Record entries[];				 /* Dynamically allocate entries. */
 } ATOM_Tonga_SCLK_Dependency_Table;
 
 typedef struct _ATOM_Polaris_SCLK_Dependency_Record {

@@ -210,7 +210,7 @@ typedef struct _ATOM_Polaris_SCLK_Dependency_Record {
 typedef struct _ATOM_Polaris_SCLK_Dependency_Table {
 	UCHAR ucRevId;
 	UCHAR ucNumEntries;							/* Number of entries. */
-	ATOM_Polaris_SCLK_Dependency_Record entries[1];				 /* Dynamically allocate entries. */
+	ATOM_Polaris_SCLK_Dependency_Record entries[];				 /* Dynamically allocate entries. */
 } ATOM_Polaris_SCLK_Dependency_Table;
 
 typedef struct _ATOM_Tonga_PCIE_Record {

@@ -222,7 +222,7 @@ typedef struct _ATOM_Tonga_PCIE_Record {
 typedef struct _ATOM_Tonga_PCIE_Table {
 	UCHAR ucRevId;
 	UCHAR ucNumEntries; 										/* Number of entries. */
-	ATOM_Tonga_PCIE_Record entries[1];							/* Dynamically allocate entries. */
+	ATOM_Tonga_PCIE_Record entries[];							/* Dynamically allocate entries. */
 } ATOM_Tonga_PCIE_Table;
 
 typedef struct _ATOM_Polaris10_PCIE_Record {

@@ -235,7 +235,7 @@ typedef struct _ATOM_Polaris10_PCIE_Record {
 typedef struct _ATOM_Polaris10_PCIE_Table {
 	UCHAR ucRevId;
 	UCHAR ucNumEntries;                                         /* Number of entries. */
-	ATOM_Polaris10_PCIE_Record entries[1];                      /* Dynamically allocate entries. */
+	ATOM_Polaris10_PCIE_Record entries[];                      /* Dynamically allocate entries. */
 } ATOM_Polaris10_PCIE_Table;
 
 

@@ -252,7 +252,7 @@ typedef struct _ATOM_Tonga_MM_Dependency_Record {
 typedef struct _ATOM_Tonga_MM_Dependency_Table {
 	UCHAR ucRevId;
 	UCHAR ucNumEntries; 										/* Number of entries. */
-	ATOM_Tonga_MM_Dependency_Record entries[1]; 			   /* Dynamically allocate entries. */
+	ATOM_Tonga_MM_Dependency_Record entries[]; 			   /* Dynamically allocate entries. */
 } ATOM_Tonga_MM_Dependency_Table;
 
 typedef struct _ATOM_Tonga_Voltage_Lookup_Record {

@@ -265,7 +265,7 @@ typedef struct _ATOM_Tonga_Voltage_Lookup_Record {
 typedef struct _ATOM_Tonga_Voltage_Lookup_Table {
 	UCHAR ucRevId;
 	UCHAR ucNumEntries; 										/* Number of entries. */
-	ATOM_Tonga_Voltage_Lookup_Record entries[1];				/* Dynamically allocate entries. */
+	ATOM_Tonga_Voltage_Lookup_Record entries[];				/* Dynamically allocate entries. */
 } ATOM_Tonga_Voltage_Lookup_Table;
 
 typedef struct _ATOM_Tonga_Fan_Table {

index f544118f121b..12f23962ce0e 100644
@@ -707,15 +707,11 @@ static int i801_block_transaction_byte_by_byte(struct i801_priv *priv,
 		return i801_check_post(priv, status);
 	}
 
-	for (i = 1; i <= len; i++) {
-		if (i == len && read_write == I2C_SMBUS_READ)
-			smbcmd |= SMBHSTCNT_LAST_BYTE;
-		outb_p(smbcmd, SMBHSTCNT(priv));
-
-		if (i == 1)
-			outb_p(inb(SMBHSTCNT(priv)) | SMBHSTCNT_START,
-			       SMBHSTCNT(priv));
+	if (len == 1 && read_write == I2C_SMBUS_READ)
+		smbcmd |= SMBHSTCNT_LAST_BYTE;
+	outb_p(smbcmd | SMBHSTCNT_START, SMBHSTCNT(priv));
 
+	for (i = 1; i <= len; i++) {
 		status = i801_wait_byte_done(priv);
 		if (status)
 			goto exit;

@@ -738,9 +734,12 @@ static int i801_block_transaction_byte_by_byte(struct i801_priv *priv,
 			data->block[0] = len;
 		}
 
-		/* Retrieve/store value in SMBBLKDAT */
-		if (read_write == I2C_SMBUS_READ)
+		if (read_write == I2C_SMBUS_READ) {
 			data->block[i] = inb_p(SMBBLKDAT(priv));
+			if (i == len - 1)
+				outb_p(smbcmd | SMBHSTCNT_LAST_BYTE, SMBHSTCNT(priv));
+		}
+
 		if (read_write == I2C_SMBUS_WRITE && i+1 <= len)
 			outb_p(data->block[i+1], SMBBLKDAT(priv));
 

index 7c07ce116e38..540c33f4e350 100644
@@ -202,6 +202,11 @@ static int p2wi_probe(struct platform_device *pdev)
 		return -EINVAL;
 	}
 
+	if (clk_freq == 0) {
+		dev_err(dev, "clock-frequency is set to 0 in DT\n");
+		return -EINVAL;
+	}
+
 	if (of_get_child_count(np) > 1) {
 		dev_err(dev, "P2WI only supports one slave device\n");
 		return -EINVAL;

index fd9ae23c480e..c77abf7542e3 100644
@@ -45,6 +45,7 @@
  *
  */
 
+#include <linux/bitfield.h>
 #include <linux/pci.h>
 #include <linux/io.h>
 #include <linux/delay.h>

@@ -269,12 +270,6 @@ static u32 extract_speed(u16 linkstat)
 	return speed;
 }
 
-/* return the PCIe link speed from the given link status */
-static u32 extract_width(u16 linkstat)
-{
-	return (linkstat & PCI_EXP_LNKSTA_NLW) >> PCI_EXP_LNKSTA_NLW_SHIFT;
-}
-
 /* read the link status and set dd->{lbus_width,lbus_speed,lbus_info} */
 static void update_lbus_info(struct hfi1_devdata *dd)
 {

@@ -287,7 +282,7 @@ static void update_lbus_info(struct hfi1_devdata *dd)
 		return;
 	}
 
-	dd->lbus_width = extract_width(linkstat);
+	dd->lbus_width = FIELD_GET(PCI_EXP_LNKSTA_NLW, linkstat);
 	dd->lbus_speed = extract_speed(linkstat);
 	snprintf(dd->lbus_info, sizeof(dd->lbus_info),
 		 "PCIe,%uMHz,x%u", dd->lbus_speed, dd->lbus_width);

index 6e7e91387f3c..c8c6d217aaa9 100644
@@ -251,6 +251,7 @@ int mcb_device_register(struct mcb_bus *bus, struct mcb_device *dev)
 	return 0;
 
 out:
+	put_device(&dev->dev);
 
 	return ret;
 }

index b7354232221e..6bb6be4bb40a 100644
@@ -105,7 +105,7 @@ static int chameleon_parse_gdd(struct mcb_bus *bus,
 	return 0;
 
 err:
-	put_device(&mdev->dev);
+	mcb_free_dev(mdev);
 
 	return ret;
 }

index a681ae5381d6..acb92eaa992c 100644
@@ -412,7 +412,7 @@ session_get_prop_buf_req(struct hfi_msg_session_property_info_pkt *pkt,
 		memcpy(&bufreq[idx], buf_req, sizeof(*bufreq));
 		idx++;
 
-		if (idx > HFI_BUFFER_TYPE_MAX)
+		if (idx >= HFI_BUFFER_TYPE_MAX)
 			return HFI_ERR_SESSION_INVALID_PARAMETER;
 
 		req_bytes -= sizeof(struct hfi_buffer_requirements);

index 734ce11b0ed0..4ee6cea936fa 100644
@@ -220,6 +220,11 @@ static int venus_write_queue(struct venus_hfi_device *hdev,
 
 	new_wr_idx = wr_idx + dwords;
 	wr_ptr = (u32 *)(queue->qmem.kva + (wr_idx << 2));
+
+	if (wr_ptr < (u32 *)queue->qmem.kva ||
+	    wr_ptr > (u32 *)(queue->qmem.kva + queue->qmem.size - sizeof(*wr_ptr)))
+		return -EINVAL;
+
 	if (new_wr_idx < qsize) {
 		memcpy(wr_ptr, packet, dwords << 2);
 	} else {

@@ -287,6 +292,11 @@ static int venus_read_queue(struct venus_hfi_device *hdev,
 	}
 
 	rd_ptr = (u32 *)(queue->qmem.kva + (rd_idx << 2));
+
+	if (rd_ptr < (u32 *)queue->qmem.kva ||
+	    rd_ptr > (u32 *)(queue->qmem.kva + queue->qmem.size - sizeof(*rd_ptr)))
+		return -EINVAL;
+
 	dwords = *rd_ptr >> 2;
 	if (!dwords)
 		return -EINVAL;

index 53c7777dc001..d2b014336f9c 100644
@@ -157,7 +157,7 @@ void vivid_rds_gen_fill(struct vivid_rds_gen *rds, unsigned freq,
 	rds->ta = alt;
 	rds->ms = true;
 	snprintf(rds->psname, sizeof(rds->psname), "%6d.%1d",
-		 freq / 16, ((freq & 0xf) * 10) / 16);
+		 (freq / 16) % 1000000, (((freq & 0xf) * 10) / 16) % 10);
 	if (alt)
 		strlcpy(rds->radiotext,
 			" The Radio Data System can switch between different Radio Texts ",

index 129b558acc92..61d313be5bbf 100644
@@ -23,7 +23,9 @@
 #define SHARP_UNIT		40000  /* ns */
 #define SHARP_BIT_PULSE		(8    * SHARP_UNIT) /* 320us */
 #define SHARP_BIT_0_PERIOD	(25   * SHARP_UNIT) /* 1ms (680us space) */
-#define SHARP_BIT_1_PERIOD	(50   * SHARP_UNIT) /* 2ms (1680ms space) */
+#define SHARP_BIT_1_PERIOD	(50   * SHARP_UNIT) /* 2ms (1680us space) */
+#define SHARP_BIT_0_SPACE	(17   * SHARP_UNIT) /* 680us space */
+#define SHARP_BIT_1_SPACE	(42   * SHARP_UNIT) /* 1680us space */
 #define SHARP_ECHO_SPACE	(1000 * SHARP_UNIT) /* 40 ms */
 #define SHARP_TRAILER_SPACE	(125  * SHARP_UNIT) /* 5 ms (even longer) */
 

@@ -177,8 +179,8 @@ static const struct ir_raw_timings_pd ir_sharp_timings = {
 	.header_pulse  = 0,
 	.header_space  = 0,
 	.bit_pulse     = SHARP_BIT_PULSE,
-	.bit_space[0]  = SHARP_BIT_0_PERIOD,
-	.bit_space[1]  = SHARP_BIT_1_PERIOD,
+	.bit_space[0]  = SHARP_BIT_0_SPACE,
+	.bit_space[1]  = SHARP_BIT_1_SPACE,
 	.trailer_pulse = SHARP_BIT_PULSE,
 	.trailer_space = SHARP_ECHO_SPACE,
 	.msb_first     = 1,

index e91d00762e94..bf34479a87cc 100644
@@ -28,6 +28,7 @@
 
 #include <linux/input.h>
 #include <linux/sched/signal.h>
+#include <linux/bitops.h>
 
 #include "gspca.h"
 

@@ -1032,6 +1033,8 @@ static int set_flicker(struct gspca_dev *gspca_dev, int on, int apply)
 			sd->params.exposure.expMode = 2;
 			sd->exposure_status = EXPOSURE_NORMAL;
 		}
+		if (sd->params.exposure.gain >= BITS_PER_TYPE(currentexp))
+			return -EINVAL;
 		currentexp = currentexp << sd->params.exposure.gain;
 		sd->params.exposure.gain = 0;
 		/* round down current exposure to nearest value */

index 53ce1bb83d2c..31430a61cfcc 100644
@@ -908,7 +908,6 @@ static void meson_mmc_start_cmd(struct mmc_host *mmc, struct mmc_command *cmd)
 
 	cmd_cfg |= FIELD_PREP(CMD_CFG_CMD_INDEX_MASK, cmd->opcode);
 	cmd_cfg |= CMD_CFG_OWNER;  /* owned by CPU */
-	cmd_cfg |= CMD_CFG_ERROR; /* stop in case of error */
 
 	meson_mmc_set_response_bits(cmd, &cmd_cfg);
 

index 85d0a171256d..ced03a832232 100644
@@ -2321,6 +2321,7 @@ static int vub300_probe(struct usb_interface *interface,
 		vub300->read_only =
 			(0x0010 & vub300->system_port_status.port_flags) ? 1 : 0;
 	} else {
+		retval = -EINVAL;
 		goto error5;
 	}
 	usb_set_intfdata(interface, vub300);

index fc16668a487f..cd856be528c8 100644
@@ -41,7 +41,7 @@ static int lan9303_mdio_write(void *ctx, uint32_t reg, uint32_t val)
 	struct lan9303_mdio *sw_dev = (struct lan9303_mdio *)ctx;
 
 	reg <<= 2; /* reg num to offset */
-	mutex_lock(&sw_dev->device->bus->mdio_lock);
+	mutex_lock_nested(&sw_dev->device->bus->mdio_lock, MDIO_MUTEX_NESTED);
 	lan9303_mdio_real_write(sw_dev->device, reg, val & 0xffff);
 	lan9303_mdio_real_write(sw_dev->device, reg + 2, (val >> 16) & 0xffff);
 	mutex_unlock(&sw_dev->device->bus->mdio_lock);

@@ -59,7 +59,7 @@ static int lan9303_mdio_read(void *ctx, uint32_t reg, uint32_t *val)
 	struct lan9303_mdio *sw_dev = (struct lan9303_mdio *)ctx;
 
 	reg <<= 2; /* reg num to offset */
-	mutex_lock(&sw_dev->device->bus->mdio_lock);
+	mutex_lock_nested(&sw_dev->device->bus->mdio_lock, MDIO_MUTEX_NESTED);
 	*val = lan9303_mdio_real_read(sw_dev->device, reg);
 	*val |= (lan9303_mdio_real_read(sw_dev->device, reg + 2) << 16);
 	mutex_unlock(&sw_dev->device->bus->mdio_lock);

index 22003895f854..591d0b9c0be3 100644
@@ -1411,7 +1411,7 @@ void ath10k_debug_get_et_strings(struct ieee80211_hw *hw,
 				 u32 sset, u8 *data)
 {
 	if (sset == ETH_SS_STATS)
-		memcpy(data, *ath10k_gstrings_stats,
+		memcpy(data, ath10k_gstrings_stats,
 		       sizeof(ath10k_gstrings_stats));
 }
 

index e05be0eb3f34..efaac08cd0ca 100644
@@ -1297,7 +1297,7 @@ void ath9k_get_et_strings(struct ieee80211_hw *hw,
 			  u32 sset, u8 *data)
 {
 	if (sset == ETH_SS_STATS)
-		memcpy(data, *ath9k_gstrings_stats,
+		memcpy(data, ath9k_gstrings_stats,
 		       sizeof(ath9k_gstrings_stats));
 }
 

index b711b2e1ce93..957d818b16cf 100644
@@ -428,7 +428,7 @@ void ath9k_htc_get_et_strings(struct ieee80211_hw *hw,
 			      u32 sset, u8 *data)
 {
 	if (sset == ETH_SS_STATS)
-		memcpy(data, *ath9k_htc_gstrings_stats,
+		memcpy(data, ath9k_htc_gstrings_stats,
 		       sizeof(ath9k_htc_gstrings_stats));
 }
 

index fa44e1506357..181db3dffdf0 100644
@@ -482,7 +482,7 @@ static pci_power_t acpi_pci_choose_state(struct pci_dev *pdev)
 {
 	int acpi_state, d_max;
 
-	if (pdev->no_d3cold)
+	if (pdev->no_d3cold || !pdev->d3cold_allowed)
 		d_max = ACPI_STATE_D3_HOT;
 	else
 		d_max = ACPI_STATE_D3_COLD;

index 6896673c77be..f85e2b94b1ea 100644
@@ -534,10 +534,7 @@ static ssize_t d3cold_allowed_store(struct device *dev,
 		return -EINVAL;
 
 	pdev->d3cold_allowed = !!val;
-	if (pdev->d3cold_allowed)
-		pci_d3cold_enable(pdev);
-	else
-		pci_d3cold_disable(pdev);
+	pci_bridge_d3_update(pdev);
 
 	pm_runtime_resume(dev);
 

index 5c0aa2c5fd55..cb22c7afa3cd 100644
@@ -251,6 +251,12 @@ static void fc_lport_ptp_setup(struct fc_lport *lport,
 	}
 	mutex_lock(&lport->disc.disc_mutex);
 	lport->ptp_rdata = fc_rport_create(lport, remote_fid);
+	if (!lport->ptp_rdata) {
+		printk(KERN_WARNING "libfc: Failed to setup lport 0x%x\n",
+			lport->port_id);
+		mutex_unlock(&lport->disc.disc_mutex);
+		return;
+	}
 	kref_get(&lport->ptp_rdata->kref);
 	lport->ptp_rdata->ids.port_name = remote_wwpn;
 	lport->ptp_rdata->ids.node_name = remote_wwnn;

index 2839701ffab5..427bd88c1647 100644
@@ -891,6 +891,7 @@ static int virtscsi_probe(struct virtio_device *vdev)
 
 	/* We need to know how many queues before we allocate. */
 	num_queues = virtscsi_config_get(vdev, num_queues) ? : 1;
+	num_queues = min_t(unsigned int, nr_cpu_ids, num_queues);
 
 	num_targets = virtscsi_config_get(vdev, max_target) + 1;
 

index 1031ec4a6fb9..f80415259e32 100644
@@ -600,7 +600,7 @@ static int __init xen_hvc_init(void)
 		ops = &dom0_hvc_ops;
 		r = xen_initial_domain_console_init();
 		if (r < 0)
-			return r;
+			goto register_fe;
 		info = vtermno_to_xencons(HVC_COOKIE);
 	} else {
 		ops = &domU_hvc_ops;

@@ -609,7 +609,7 @@ static int __init xen_hvc_init(void)
 		else
 			r = xen_pv_console_init();
 		if (r < 0)
-			return r;
+			goto register_fe;
 
 		info = vtermno_to_xencons(HVC_COOKIE);
 		info->irq = bind_evtchn_to_irq_lateeoi(info->evtchn);

@@ -634,6 +634,7 @@ static int __init xen_hvc_init(void)
 	}
 
 	r = 0;
+ register_fe:
 #ifdef CONFIG_HVC_XEN_FRONTEND
 	r = xenbus_register_frontend(&xencons_driver);
 #endif

index 4e795353192b..67f528cf1056 100644
@@ -594,18 +594,22 @@ static int vcc_probe(struct vio_dev *vdev, const struct vio_device_id *id)
 		return -ENOMEM;
 
 	name = kstrdup(dev_name(&vdev->dev), GFP_KERNEL);
+	if (!name) {
+		rv = -ENOMEM;
+		goto free_port;
+	}
 
 	rv = vio_driver_init(&port->vio, vdev, VDEV_CONSOLE_CON, vcc_versions,
 			     ARRAY_SIZE(vcc_versions), NULL, name);
 	if (rv)
-		goto free_port;
+		goto free_name;
 
 	port->vio.debug = vcc_dbg_vio;
 	vcc_ldc_cfg.debug = vcc_dbg_ldc;
 
 	rv = vio_ldc_alloc(&port->vio, &vcc_ldc_cfg, port);
 	if (rv)
-		goto free_port;
+		goto free_name;
 
 	spin_lock_init(&port->lock);
 

@@ -639,6 +643,11 @@ static int vcc_probe(struct vio_dev *vdev, const struct vio_device_id *id)
 		goto unreg_tty;
 	}
 	port->domain = kstrdup(domain, GFP_KERNEL);
+	if (!port->domain) {
+		rv = -ENOMEM;
+		goto unreg_tty;
+	}
+
 
 	mdesc_release(hp);
 

@@ -673,8 +682,9 @@ static int vcc_probe(struct vio_dev *vdev, const struct vio_device_id *id)
 	vcc_table_remove(port->index);
 free_ldc:
 	vio_ldc_free(&port->vio);
-free_port:
+free_name:
 	kfree(name);
+free_port:
 	kfree(port);
 
 	return rv;

index a48fc5ae2701..fe89eb2caee5 100644
@@ -67,6 +67,11 @@ extern int ext4_init_acl(handle_t *, struct inode *, struct inode *);
 static inline int
 ext4_init_acl(handle_t *handle, struct inode *inode, struct inode *dir)
 {
+	/* usually, the umask is applied by posix_acl_create(), but if
+	   ext4 ACL support is disabled at compile time, we need to do
+	   it here, because posix_acl_create() will never be called */
+	inode->i_mode &= ~current_umask();
+
 	return 0;
 }
 #endif  /* CONFIG_EXT4_FS_POSIX_ACL */

index b7a64709791a..f0b27be5892a 100644
@@ -557,13 +557,8 @@ static int setup_new_flex_group_blocks(struct super_block *sb,
 		if (meta_bg == 0 && !ext4_bg_has_super(sb, group))
 			goto handle_itb;
 
-		if (meta_bg == 1) {
-			ext4_group_t first_group;
-			first_group = ext4_meta_bg_first_group(sb, group);
-			if (first_group != group + 1 &&
-			    first_group != group + EXT4_DESC_PER_BLOCK(sb) - 1)
-				goto handle_itb;
-		}
+		if (meta_bg == 1)
+			goto handle_itb;
 
 		block = start + ext4_bg_has_super(sb, group);
 		/* Copy all of the GDT blocks into the backup in this group */

@@ -1538,6 +1533,8 @@ static int ext4_flex_group_add(struct super_block *sb,
 		int gdb_num_end = ((group + flex_gd->count - 1) /
 				   EXT4_DESC_PER_BLOCK(sb));
 		int meta_bg = ext4_has_feature_meta_bg(sb);
+		sector_t padding_blocks = meta_bg ? 0 : sbi->s_sbh->b_blocknr -
+					 ext4_group_first_block_no(sb, 0);
 		sector_t old_gdb = 0;
 
 		update_backups(sb, sbi->s_sbh->b_blocknr, (char *)es,

@@ -1549,8 +1546,8 @@ static int ext4_flex_group_add(struct super_block *sb,
 						     gdb_num);
 			if (old_gdb == gdb_bh->b_blocknr)
 				continue;
-			update_backups(sb, gdb_bh->b_blocknr, gdb_bh->b_data,
-				       gdb_bh->b_size, meta_bg);
+			update_backups(sb, gdb_bh->b_blocknr - padding_blocks,
+				       gdb_bh->b_data, gdb_bh->b_size, meta_bg);
 			old_gdb = gdb_bh->b_blocknr;
 		}
 	}

@@ -1910,9 +1907,7 @@ static int ext4_convert_meta_bg(struct super_block *sb, struct inode *inode)
 
 errout:
 	ret = ext4_journal_stop(handle);
-	if (!err)
-		err = ret;
-	return ret;
+	return err ? err : ret;
 
 invalid_resize_inode:
 	ext4_error(sb, "corrupted/inconsistent resize inode");

index a833e2e07167..9cef9f1ab63f 100644
@@ -434,6 +434,17 @@ static int qd_check_sync(struct gfs2_sbd *sdp, struct gfs2_quota_data *qd,
 	    (sync_gen && (qd->qd_sync_gen >= *sync_gen)))
 		return 0;
 
+	/*
+	 * If qd_change is 0 it means a pending quota change was negated.
+	 * We should not sync it, but we still have a qd reference and slot
+	 * reference taken by gfs2_quota_change -> do_qc that need to be put.
+	 */
+	if (!qd->qd_change && test_and_clear_bit(QDF_CHANGE, &qd->qd_flags)) {
+		slot_put(qd);
+		qd_put(qd);
+		return 0;
+	}
+
 	if (!lockref_get_not_dead(&qd->qd_lockref))
 		return 0;
 

index 02dd3360cb20..45011b1b24cb 100644
@@ -250,6 +250,8 @@ int jbd2_journal_recover(journal_t *journal)
 	journal_superblock_t *	sb;
 
 	struct recovery_info	info;
+	errseq_t		wb_err;
+	struct address_space	*mapping;
 
 	memset(&info, 0, sizeof(info));
 	sb = journal->j_superblock;

@@ -267,6 +269,9 @@ int jbd2_journal_recover(journal_t *journal)
 		return 0;
 	}
 
+	wb_err = 0;
+	mapping = journal->j_fs_dev->bd_inode->i_mapping;
+	errseq_check_and_advance(&mapping->wb_err, &wb_err);
 	err = do_one_pass(journal, &info, PASS_SCAN);
 	if (!err)
 		err = do_one_pass(journal, &info, PASS_REVOKE);

@@ -285,6 +290,9 @@ int jbd2_journal_recover(journal_t *journal)
 
 	jbd2_journal_clear_revoke(journal);
 	err2 = sync_blockdev(journal->j_fs_dev);
+	if (!err)
+		err = err2;
+	err2 = errseq_check_and_advance(&mapping->wb_err, &wb_err);
 	if (!err)
 		err = err2;
 	/* Make sure all replayed data is on permanent storage */

index 95e8f031c3f1..ed7989d7b2ba 100644
@@ -100,7 +100,7 @@ static int dbAllocCtl(struct bmap * bmp, s64 nblocks, int l2nb, s64 blkno,
 static int dbExtend(struct inode *ip, s64 blkno, s64 nblocks, s64 addnblocks);
 static int dbFindBits(u32 word, int l2nb);
 static int dbFindCtl(struct bmap * bmp, int l2nb, int level, s64 * blkno);
-static int dbFindLeaf(dmtree_t * tp, int l2nb, int *leafidx);
+static int dbFindLeaf(dmtree_t *tp, int l2nb, int *leafidx, bool is_ctl);
 static int dbFreeBits(struct bmap * bmp, struct dmap * dp, s64 blkno,
 		      int nblocks);
 static int dbFreeDmap(struct bmap * bmp, struct dmap * dp, s64 blkno,

@@ -193,7 +193,8 @@ int dbMount(struct inode *ipbmap)
 	bmp->db_nfree = le64_to_cpu(dbmp_le->dn_nfree);
 
 	bmp->db_l2nbperpage = le32_to_cpu(dbmp_le->dn_l2nbperpage);
-	if (bmp->db_l2nbperpage > L2PSIZE - L2MINBLOCKSIZE) {
+	if (bmp->db_l2nbperpage > L2PSIZE - L2MINBLOCKSIZE ||
+		bmp->db_l2nbperpage < 0) {
 		err = -EINVAL;
 		goto err_release_metapage;
 	}

@@ -207,6 +208,12 @@ int dbMount(struct inode *ipbmap)
 	bmp->db_maxlevel = le32_to_cpu(dbmp_le->dn_maxlevel);
 	bmp->db_maxag = le32_to_cpu(dbmp_le->dn_maxag);
 	bmp->db_agpref = le32_to_cpu(dbmp_le->dn_agpref);
+	if (bmp->db_maxag >= MAXAG || bmp->db_maxag < 0 ||
+		bmp->db_agpref >= MAXAG || bmp->db_agpref < 0) {
+		err = -EINVAL;
+		goto err_release_metapage;
+	}
+
 	bmp->db_aglevel = le32_to_cpu(dbmp_le->dn_aglevel);
 	bmp->db_agheight = le32_to_cpu(dbmp_le->dn_agheight);
 	bmp->db_agwidth = le32_to_cpu(dbmp_le->dn_agwidth);

@@ -1791,7 +1798,7 @@ static int dbFindCtl(struct bmap * bmp, int l2nb, int level, s64 * blkno)
 		 * dbFindLeaf() returns the index of the leaf at which
 		 * free space was found.
 		 */
-		rc = dbFindLeaf((dmtree_t *) dcp, l2nb, &leafidx);
+		rc = dbFindLeaf((dmtree_t *) dcp, l2nb, &leafidx, true);
 
 		/* release the buffer.
 		 */

@@ -2038,7 +2045,7 @@ dbAllocDmapLev(struct bmap * bmp,
 	 * free space.  if sufficient free space is found, dbFindLeaf()
 	 * returns the index of the leaf at which free space was found.
 	 */
-	if (dbFindLeaf((dmtree_t *) & dp->tree, l2nb, &leafidx))
+	if (dbFindLeaf((dmtree_t *) &dp->tree, l2nb, &leafidx, false))
 		return -ENOSPC;
 
 	if (leafidx < 0)

@@ -2998,14 +3005,18 @@ static void dbAdjTree(dmtree_t * tp, int leafno, int newval)
  *	leafidx	- return pointer to be set to the index of the leaf
  *		  describing at least l2nb free blocks if sufficient
  *		  free blocks are found.
+ *	is_ctl	- determines if the tree is of type ctl
  *
  * RETURN VALUES:
  *	0	- success
  *	-ENOSPC	- insufficient free blocks.
  */
-static int dbFindLeaf(dmtree_t * tp, int l2nb, int *leafidx)
+static int dbFindLeaf(dmtree_t *tp, int l2nb, int *leafidx, bool is_ctl)
 {
 	int ti, n = 0, k, x = 0;
+	int max_size;
+
+	max_size = is_ctl ? CTLTREESIZE : TREESIZE;
 
 	/* first check the root of the tree to see if there is
 	 * sufficient free space.

@@ -3026,6 +3037,8 @@ static int dbFindLeaf(dmtree_t * tp, int l2nb, int *leafidx)
 			/* sufficient free space found.  move to the next
 			 * level (or quit if this is the last level).
 			 */
+			if (x + n > max_size)
+				return -ENOSPC;
 			if (l2nb <= tp->dmt_stree[x + n])
 				break;
 		}

index 12fc01624458..131dce5316ac 100644
@@ -1341,7 +1341,7 @@ diInitInode(struct inode *ip, int iagno, int ino, int extno, struct iag * iagp)
 int diAlloc(struct inode *pip, bool dir, struct inode *ip)
 {
 	int rc, ino, iagno, addext, extno, bitno, sword;
-	int nwords, rem, i, agno;
+	int nwords, rem, i, agno, dn_numag;
 	u32 mask, inosmap, extsmap;
 	struct inode *ipimap;
 	struct metapage *mp;

@@ -1377,6 +1377,9 @@ int diAlloc(struct inode *pip, bool dir, struct inode *ip)
 
 	/* get the ag number of this iag */
 	agno = BLKTOAG(JFS_IP(pip)->agstart, JFS_SBI(pip->i_sb));
+	dn_numag = JFS_SBI(pip->i_sb)->bmap->db_numag;
+	if (agno < 0 || agno > dn_numag)
+		return -EIO;
 
 	if (atomic_read(&JFS_SBI(pip->i_sb)->bmap->db_active[agno])) {
 		/*

index bd7d611d63e9..c6e981035c3f 100644
@@ -44,8 +44,8 @@ struct pwm_args {
 };
 
 enum {
-	PWMF_REQUESTED = 1 << 0,
-	PWMF_EXPORTED = 1 << 1,
+	PWMF_REQUESTED = 0,
+	PWMF_EXPORTED = 1,
 };
 
 /*

index 7b42ddca4dec..f974b548e119 100644
@@ -1804,7 +1804,7 @@ static inline void dst_negative_advice(struct sock *sk)
 		if (ndst != dst) {
 			rcu_assign_pointer(sk->sk_dst_cache, ndst);
 			sk_tx_queue_clear(sk);
-			sk->sk_dst_pending_confirm = 0;
+			WRITE_ONCE(sk->sk_dst_pending_confirm, 0);
 		}
 	}
 }

@@ -1815,7 +1815,7 @@ __sk_dst_set(struct sock *sk, struct dst_entry *dst)
 	struct dst_entry *old_dst;
 
 	sk_tx_queue_clear(sk);
-	sk->sk_dst_pending_confirm = 0;
+	WRITE_ONCE(sk->sk_dst_pending_confirm, 0);
 	old_dst = rcu_dereference_protected(sk->sk_dst_cache,
 					    lockdep_sock_is_held(sk));
 	rcu_assign_pointer(sk->sk_dst_cache, dst);

@@ -1828,7 +1828,7 @@ sk_dst_set(struct sock *sk, struct dst_entry *dst)
 	struct dst_entry *old_dst;
 
 	sk_tx_queue_clear(sk);
-	sk->sk_dst_pending_confirm = 0;
+	WRITE_ONCE(sk->sk_dst_pending_confirm, 0);
 	old_dst = xchg((__force struct dst_entry **)&sk->sk_dst_cache, dst);
 	dst_release(old_dst);
 }

index ac87820cc082..024cd024e5d9 100644
@@ -557,11 +557,18 @@ int audit_exe_compare(struct task_struct *tsk, struct audit_fsnotify_mark *mark)
 	unsigned long ino;
 	dev_t dev;
 
-	exe_file = get_task_exe_file(tsk);
+	/* only do exe filtering if we are recording @current events/records */
+	if (tsk != current)
+		return 0;
+
+	if (!current->mm)
+		return 0;
+	exe_file = get_mm_exe_file(current->mm);
 	if (!exe_file)
 		return 0;
 	ino = file_inode(exe_file)->i_ino;
 	dev = file_inode(exe_file)->i_sb->s_dev;
 	fput(exe_file);
+
 	return audit_mark_compare(mark, ino, dev);
 }

index c26c5bb6b491..1b5b82463d58 100644
@@ -533,21 +533,34 @@ EXPORT_SYMBOL_GPL(irq_setup_alt_chip);
 void irq_remove_generic_chip(struct irq_chip_generic *gc, u32 msk,
 			     unsigned int clr, unsigned int set)
 {
-	unsigned int i = gc->irq_base;
+	unsigned int i, virq;
 
 	raw_spin_lock(&gc_lock);
 	list_del(&gc->list);
 	raw_spin_unlock(&gc_lock);
 
-	for (; msk; msk >>= 1, i++) {
+	for (i = 0; msk; msk >>= 1, i++) {
 		if (!(msk & 0x01))
 			continue;
 
+		/*
+		 * Interrupt domain based chips store the base hardware
+		 * interrupt number in gc::irq_base. Otherwise gc::irq_base
+		 * contains the base Linux interrupt number.
+		 */
+		if (gc->domain) {
+			virq = irq_find_mapping(gc->domain, gc->irq_base + i);
+			if (!virq)
+				continue;
+		} else {
+			virq = gc->irq_base + i;
+		}
+
 		/* Remove handler first. That will mask the irq line */
-		irq_set_handler(i, NULL);
-		irq_set_chip(i, &no_irq_chip);
-		irq_set_chip_data(i, NULL);
-		irq_modify_status(i, clr, set);
+		irq_set_handler(virq, NULL);
+		irq_set_chip(virq, &no_irq_chip);
+		irq_set_chip_data(virq, NULL);
+		irq_modify_status(virq, clr, set);
 	}
 }
 EXPORT_SYMBOL_GPL(irq_remove_generic_chip);

index 654977862b06..8489a01f943e 100644
@@ -439,7 +439,6 @@ static void stress_inorder_work(struct work_struct *work)
 	} while (!time_after(jiffies, stress->timeout));
 
 	kfree(order);
-	kfree(stress);
 }
 
 struct reorder_lock {

@@ -504,7 +503,6 @@ static void stress_reorder_work(struct work_struct *work)
 	list_for_each_entry_safe(ll, ln, &locks, link)
 		kfree(ll);
 	kfree(order);
-	kfree(stress);
 }
 
 static void stress_one_work(struct work_struct *work)

@@ -525,8 +523,6 @@ static void stress_one_work(struct work_struct *work)
 			break;
 		}
 	} while (!time_after(jiffies, stress->timeout));
-
-	kfree(stress);
 }
 
 #define STRESS_INORDER BIT(0)

@@ -537,15 +533,24 @@ static void stress_one_work(struct work_struct *work)
 static int stress(int nlocks, int nthreads, unsigned int flags)
 {
 	struct ww_mutex *locks;
-	int n;
+	struct stress *stress_array;
+	int n, count;
 
 	locks = kmalloc_array(nlocks, sizeof(*locks), GFP_KERNEL);
 	if (!locks)
 		return -ENOMEM;
 
+	stress_array = kmalloc_array(nthreads, sizeof(*stress_array),
+				     GFP_KERNEL);
+	if (!stress_array) {
+		kfree(locks);
+		return -ENOMEM;
+	}
+
 	for (n = 0; n < nlocks; n++)
 		ww_mutex_init(&locks[n], &ww_class);
 
+	count = 0;
 	for (n = 0; nthreads; n++) {
 		struct stress *stress;
 		void (*fn)(struct work_struct *work);

@@ -569,9 +574,7 @@ static int stress(int nlocks, int nthreads, unsigned int flags)
 		if (!fn)
 			continue;
 
-		stress = kmalloc(sizeof(*stress), GFP_KERNEL);
-		if (!stress)
-			break;
+		stress = &stress_array[count++];
 
 		INIT_WORK(&stress->work, fn);
 		stress->locks = locks;

@@ -586,6 +589,7 @@ static int stress(int nlocks, int nthreads, unsigned int flags)
 
 	for (n = 0; n < nlocks; n++)
 		ww_mutex_destroy(&locks[n]);
+	kfree(stress_array);
 	kfree(locks);
 
 	return 0;

index f56ec63f60ba..82f6d5bf5cb4 100644
@@ -120,7 +120,7 @@ int padata_do_parallel(struct padata_instance *pinst,
 	if (!cpumask_test_cpu(cb_cpu, pd->cpumask.cbcpu))
 		goto out;
 
-	err =  -EBUSY;
+	err = -EBUSY;
 	if ((pinst->flags & PADATA_RESET))
 		goto out;
 

index 3df9d57c18fe..0a90f87ba87a 100644
@@ -2377,8 +2377,9 @@ static void *get_highmem_page_buffer(struct page *page,
 		pbe->copy_page = tmp;
 	} else {
 		/* Copy of the page will be stored in normal memory */
-		kaddr = safe_pages_list;
-		safe_pages_list = safe_pages_list->next;
+		kaddr = __get_safe_page(ca->gfp_mask);
+		if (!kaddr)
+			return ERR_PTR(-ENOMEM);
 		pbe->copy_page = virt_to_page(kaddr);
 	}
 	pbe->next = highmem_pblist;

@@ -2558,8 +2559,9 @@ static void *get_buffer(struct memory_bitmap *bm, struct chain_allocator *ca)
 		return ERR_PTR(-ENOMEM);
 	}
 	pbe->orig_address = page_address(page);
-	pbe->address = safe_pages_list;
-	safe_pages_list = safe_pages_list->next;
+	pbe->address = __get_safe_page(ca->gfp_mask);
+	if (!pbe->address)
+		return ERR_PTR(-ENOMEM);
 	pbe->next = restore_pblist;
 	restore_pblist = pbe;
 	return pbe->address;

@@ -2590,8 +2592,6 @@ int snapshot_write_next(struct snapshot_handle *handle)
 	if (handle->cur > 1 && handle->cur > nr_meta_pages + nr_copy_pages)
 		return 0;
 
-	handle->sync_read = 1;
-
 	if (!handle->cur) {
 		if (!buffer)
 			/* This makes the buffer be freed by swsusp_free() */

@@ -2632,7 +2632,6 @@ int snapshot_write_next(struct snapshot_handle *handle)
 			memory_bm_position_reset(&orig_bm);
 			restore_pblist = NULL;
 			handle->buffer = get_buffer(&orig_bm, &ca);
-			handle->sync_read = 0;
 			if (IS_ERR(handle->buffer))
 				return PTR_ERR(handle->buffer);
 		}

@@ -2644,9 +2643,8 @@ int snapshot_write_next(struct snapshot_handle *handle)
 		handle->buffer = get_buffer(&orig_bm, &ca);
 		if (IS_ERR(handle->buffer))
 			return PTR_ERR(handle->buffer);
-		if (handle->buffer != buffer)
-			handle->sync_read = 0;
 	}
+	handle->sync_read = (handle->buffer == buffer);
 	handle->cur++;
 	return PAGE_SIZE;
 }

index 5b9f51a27dc0..e8b5742d9149 100644
@@ -534,7 +534,7 @@ struct dst_entry *__sk_dst_check(struct sock *sk, u32 cookie)
 
 	if (dst && dst->obsolete && dst->ops->check(dst, cookie) == NULL) {
 		sk_tx_queue_clear(sk);
-		sk->sk_dst_pending_confirm = 0;
+		WRITE_ONCE(sk->sk_dst_pending_confirm, 0);
 		RCU_INIT_POINTER(sk->sk_dst_cache, NULL);
 		dst_release(dst);
 		return NULL;

index 8b2d49120ce2..67636017f275 100644
@@ -1059,7 +1059,7 @@ static int __tcp_transmit_skb(struct sock *sk, struct sk_buff *skb,
 	skb_set_hash_from_sk(skb, sk);
 	refcount_add(skb->truesize, &sk->sk_wmem_alloc);
 
-	skb_set_dst_pending_confirm(skb, sk->sk_dst_pending_confirm);
+	skb_set_dst_pending_confirm(skb, READ_ONCE(sk->sk_dst_pending_confirm));
 
 	/* Build TCP header and checksum it. */
 	th = (struct tcphdr *)skb->data;

index 94293b57f1b2..05e74004376f 100644
@@ -2428,6 +2428,10 @@ static int ieee80211_get_tx_power(struct wiphy *wiphy,
 	else
 		*dbm = sdata->vif.bss_conf.txpower;
 
+	/* INT_MIN indicates no power level was set yet */
+	if (*dbm == INT_MIN)
+		return -EINVAL;
+
 	return 0;
 }
 

index f305eb44bf36..165823ab13d6 100644
@@ -938,12 +938,13 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent,
 
 skip:
 		if (!ingress) {
-			notify_and_destroy(net, skb, n, classid,
-					   dev->qdisc, new);
+			old = dev->qdisc;
 			if (new && !new->ops->attach)
 				qdisc_refcount_inc(new);
 			dev->qdisc = new ? : &noop_qdisc;
 
+			notify_and_destroy(net, skb, n, classid, old, new);
+
 			if (new && new->ops->attach)
 				new->ops->attach(new);
 		} else {

index 6ee49c973135..15fb0bfd8871 100644
@@ -209,12 +209,14 @@ static void partition_struct(tree *fields, unsigned long length, struct partitio
 
 static void performance_shuffle(tree *newtree, unsigned long length, ranctx *prng_state)
 {
-	unsigned long i, x;
+	unsigned long i, x, index;
 	struct partition_group size_group[length];
 	unsigned long num_groups = 0;
 	unsigned long randnum;
 
 	partition_struct(newtree, length, (struct partition_group *)&size_group, &num_groups);
+
+	/* FIXME: this group shuffle is currently a no-op. */
 	for (i = num_groups - 1; i > 0; i--) {
 		struct partition_group tmp;
 		randnum = ranval(prng_state) % (i + 1);

@@ -224,11 +226,14 @@ static void performance_shuffle(tree *newtree, unsigned long length, ranctx *prn
 	}
 
 	for (x = 0; x < num_groups; x++) {
-		for (i = size_group[x].start + size_group[x].length - 1; i > size_group[x].start; i--) {
+		for (index = size_group[x].length - 1; index > 0; index--) {
 			tree tmp;
+
+			i = size_group[x].start + index;
 			if (DECL_BIT_FIELD_TYPE(newtree[i]))
 				continue;
-			randnum = ranval(prng_state) % (i + 1);
+			randnum = ranval(prng_state) % (index + 1);
+			randnum += size_group[x].start;
 			// we could handle this case differently if desired
 			if (DECL_BIT_FIELD_TYPE(newtree[randnum]))
 				continue;

index 069a8ff2fb6b..a6e0bb5b9688 100644
@@ -72,7 +72,7 @@ struct snd_info_private_data {
 };
 
 static int snd_info_version_init(void);
-static void snd_info_disconnect(struct snd_info_entry *entry);
+static void snd_info_clear_entries(struct snd_info_entry *entry);
 
 /*
 

@@ -598,11 +598,16 @@ void snd_info_card_disconnect(struct snd_card *card)
 {
 	if (!card)
 		return;
-	mutex_lock(&info_mutex);
+
 	proc_remove(card->proc_root_link);
-	card->proc_root_link = NULL;
 	if (card->proc_root)
-		snd_info_disconnect(card->proc_root);
+		proc_remove(card->proc_root->p);
+
+	mutex_lock(&info_mutex);
+	if (card->proc_root)
+		snd_info_clear_entries(card->proc_root);
+	card->proc_root_link = NULL;
+	card->proc_root = NULL;
 	mutex_unlock(&info_mutex);
 }
 

@@ -776,15 +781,14 @@ struct snd_info_entry *snd_info_create_card_entry(struct snd_card *card,
 }
 EXPORT_SYMBOL(snd_info_create_card_entry);
 
-static void snd_info_disconnect(struct snd_info_entry *entry)
+static void snd_info_clear_entries(struct snd_info_entry *entry)
 {
 	struct snd_info_entry *p;
 
 	if (!entry->p)
 		return;
 	list_for_each_entry(p, &entry->children, list)
-		snd_info_disconnect(p);
-	proc_remove(entry->p);
+		snd_info_clear_entries(p);
 	entry->p = NULL;
 }
 

@@ -801,8 +805,9 @@ void snd_info_free_entry(struct snd_info_entry * entry)
 	if (!entry)
 		return;
 	if (entry->p) {
+		proc_remove(entry->p);
 		mutex_lock(&info_mutex);
-		snd_info_disconnect(entry);
+		snd_info_clear_entries(entry);
 		mutex_unlock(&info_mutex);
 	}
 

index e1472c7ab6c1..609dc5133fba 100644
@@ -241,8 +241,10 @@ struct hdac_stream *snd_hdac_stream_assign(struct hdac_bus *bus,
 	struct hdac_stream *res = NULL;
 
 	/* make a non-zero unique key for the substream */
-	int key = (substream->pcm->device << 16) | (substream->number << 2) |
-		(substream->stream + 1);
+	int key = (substream->number << 2) | (substream->stream + 1);
+
+	if (substream->pcm)
+		key |= (substream->pcm->device << 16);
 
 	list_for_each_entry(azx_dev, &bus->stream_list, list) {
 		if (azx_dev->direction != substream->stream)

index 9674a19396a3..7bc7af4eb2c1 100644
@@ -32,8 +32,10 @@ int main(int argc, char **argv)
 	rc = read(fd, buf, sizeof(buf));
 	if (rc != 0) {
 		fprintf(stderr, "Reading a new var should return EOF\n");
+		close(fd);
 		return EXIT_FAILURE;
 	}
 
+	close(fd);
 	return EXIT_SUCCESS;
 }