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Message-ID: <20141216221414.GB6026@kroah.com>
Date: Tue, 16 Dec 2014 14:14:14 -0800
From: Greg KH <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 3.17.7
diff --git a/Makefile b/Makefile
index bb43e9e6a79c..267f8936ff69 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 3
PATCHLEVEL = 17
-SUBLEVEL = 6
+SUBLEVEL = 7
EXTRAVERSION =
NAME = Shuffling Zombie Juror
diff --git a/arch/mips/net/bpf_jit.c b/arch/mips/net/bpf_jit.c
index 9f7ecbda250c..1588716e32be 100644
--- a/arch/mips/net/bpf_jit.c
+++ b/arch/mips/net/bpf_jit.c
@@ -430,7 +430,7 @@ static inline void emit_mod(unsigned int dst, unsigned int src,
u32 *p = &ctx->target[ctx->idx];
uasm_i_divu(&p, dst, src);
p = &ctx->target[ctx->idx + 1];
- uasm_i_mflo(&p, dst);
+ uasm_i_mfhi(&p, dst);
}
ctx->idx += 2; /* 2 insts */
}
@@ -1006,7 +1006,7 @@ load_ind:
break;
case BPF_ALU | BPF_MOD | BPF_K:
/* A %= k */
- if (k == 1 || optimize_div(&k)) {
+ if (k == 1) {
ctx->flags |= SEEN_A;
emit_jit_reg_move(r_A, r_zero, ctx);
} else {
diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile
index 14fe7cba21d1..b5bb49866bcc 100644
--- a/arch/x86/boot/compressed/Makefile
+++ b/arch/x86/boot/compressed/Makefile
@@ -75,7 +75,7 @@ suffix-$(CONFIG_KERNEL_XZ) := xz
suffix-$(CONFIG_KERNEL_LZO) := lzo
suffix-$(CONFIG_KERNEL_LZ4) := lz4
-RUN_SIZE = $(shell objdump -h vmlinux | \
+RUN_SIZE = $(shell $(OBJDUMP) -h vmlinux | \
perl $(srctree)/arch/x86/tools/calc_run_size.pl)
quiet_cmd_mkpiggy = MKPIGGY $@
cmd_mkpiggy = $(obj)/mkpiggy $< $(RUN_SIZE) > $@ || ( rm -f $@ ; false )
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index cf79c4cdf955..c874859b4565 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -299,11 +299,11 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec,
/* following two actions should be kept atomic */
ec->curr = t;
start_transaction(ec);
- if (ec->curr->command == ACPI_EC_COMMAND_QUERY)
- clear_bit(EC_FLAGS_QUERY_PENDING, &ec->flags);
spin_unlock_irqrestore(&ec->lock, tmp);
ret = ec_poll(ec);
spin_lock_irqsave(&ec->lock, tmp);
+ if (ec->curr->command == ACPI_EC_COMMAND_QUERY)
+ clear_bit(EC_FLAGS_QUERY_PENDING, &ec->flags);
ec->curr = NULL;
spin_unlock_irqrestore(&ec->lock, tmp);
return ret;
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 597b15e7f6e5..363a2576553a 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -321,6 +321,9 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(INTEL, 0x8c87), board_ahci }, /* 9 Series RAID */
{ PCI_VDEVICE(INTEL, 0x8c8e), board_ahci }, /* 9 Series RAID */
{ PCI_VDEVICE(INTEL, 0x8c8f), board_ahci }, /* 9 Series RAID */
+ { PCI_VDEVICE(INTEL, 0x9d03), board_ahci }, /* Sunrise Point-LP AHCI */
+ { PCI_VDEVICE(INTEL, 0x9d05), board_ahci }, /* Sunrise Point-LP RAID */
+ { PCI_VDEVICE(INTEL, 0x9d07), board_ahci }, /* Sunrise Point-LP RAID */
{ PCI_VDEVICE(INTEL, 0xa103), board_ahci }, /* Sunrise Point-H AHCI */
{ PCI_VDEVICE(INTEL, 0xa103), board_ahci }, /* Sunrise Point-H RAID */
{ PCI_VDEVICE(INTEL, 0xa105), board_ahci }, /* Sunrise Point-H RAID */
@@ -492,6 +495,7 @@ static const struct pci_device_id ahci_pci_tbl[] = {
* enabled. https://bugzilla.kernel.org/show_bug.cgi?id=60731
*/
{ PCI_VDEVICE(SAMSUNG, 0x1600), board_ahci_nomsi },
+ { PCI_VDEVICE(SAMSUNG, 0xa800), board_ahci_nomsi },
/* Enmotus */
{ PCI_DEVICE(0x1c44, 0x8000), board_ahci },
diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c
index 07bc7e4dbd04..65071591b143 100644
--- a/drivers/ata/sata_fsl.c
+++ b/drivers/ata/sata_fsl.c
@@ -1488,7 +1488,7 @@ static int sata_fsl_probe(struct platform_device *ofdev)
host_priv->csr_base = csr_base;
irq = irq_of_parse_and_map(ofdev->dev.of_node, 0);
- if (irq < 0) {
+ if (!irq) {
dev_err(&ofdev->dev, "invalid irq from platform\n");
goto error_exit_with_cleanup;
}
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 7bd17b3ee95c..8663c21093d1 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -4209,7 +4209,6 @@ static void ironlake_crtc_disable(struct drm_crtc *crtc)
ironlake_fdi_disable(crtc);
ironlake_disable_pch_transcoder(dev_priv, pipe);
- intel_set_pch_fifo_underrun_reporting(dev, pipe, true);
if (HAS_PCH_CPT(dev)) {
/* disable TRANS_DP_CTL */
@@ -4274,7 +4273,6 @@ static void haswell_crtc_disable(struct drm_crtc *crtc)
if (intel_crtc->config.has_pch_encoder) {
lpt_disable_pch_transcoder(dev_priv);
- intel_set_pch_fifo_underrun_reporting(dev, TRANSCODER_A, true);
intel_ddi_fdi_disable(crtc);
}
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index fdf40267249c..4cc77e74e1f6 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -900,6 +900,17 @@ void intel_lvds_init(struct drm_device *dev)
int pipe;
u8 pin;
+ /*
+ * Unlock registers and just leave them unlocked. Do this before
+ * checking quirk lists to avoid bogus WARNINGs.
+ */
+ if (HAS_PCH_SPLIT(dev)) {
+ I915_WRITE(PCH_PP_CONTROL,
+ I915_READ(PCH_PP_CONTROL) | PANEL_UNLOCK_REGS);
+ } else {
+ I915_WRITE(PP_CONTROL,
+ I915_READ(PP_CONTROL) | PANEL_UNLOCK_REGS);
+ }
if (!intel_lvds_supported(dev))
return;
@@ -1098,17 +1109,6 @@ out:
lvds_encoder->a3_power = I915_READ(lvds_encoder->reg) &
LVDS_A3_POWER_MASK;
- /*
- * Unlock registers and just
- * leave them unlocked
- */
- if (HAS_PCH_SPLIT(dev)) {
- I915_WRITE(PCH_PP_CONTROL,
- I915_READ(PCH_PP_CONTROL) | PANEL_UNLOCK_REGS);
- } else {
- I915_WRITE(PP_CONTROL,
- I915_READ(PP_CONTROL) | PANEL_UNLOCK_REGS);
- }
lvds_connector->lid_notifier.notifier_call = intel_lid_notify;
if (acpi_lid_notifier_register(&lvds_connector->lid_notifier)) {
DRM_DEBUG_KMS("lid notifier registration failed\n");
diff --git a/drivers/gpu/drm/nouveau/core/engine/device/nvc0.c b/drivers/gpu/drm/nouveau/core/engine/device/nvc0.c
index da153a2cb6b5..f01d019edbfd 100644
--- a/drivers/gpu/drm/nouveau/core/engine/device/nvc0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/device/nvc0.c
@@ -212,7 +212,6 @@ nvc0_identify(struct nouveau_device *device)
device->oclass[NVDEV_ENGINE_BSP ] = &nvc0_bsp_oclass;
device->oclass[NVDEV_ENGINE_PPP ] = &nvc0_ppp_oclass;
device->oclass[NVDEV_ENGINE_COPY0 ] = &nvc0_copy0_oclass;
- device->oclass[NVDEV_ENGINE_COPY1 ] = &nvc0_copy1_oclass;
device->oclass[NVDEV_ENGINE_DISP ] = nva3_disp_oclass;
device->oclass[NVDEV_ENGINE_PERFMON] = &nvc0_perfmon_oclass;
break;
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
index 3ed32dd90303..ace7524e631c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
@@ -626,7 +626,6 @@ int nouveau_pmops_suspend(struct device *dev)
pci_save_state(pdev);
pci_disable_device(pdev);
- pci_ignore_hotplug(pdev);
pci_set_power_state(pdev, PCI_D3hot);
return 0;
}
@@ -930,6 +929,7 @@ static int nouveau_pmops_runtime_suspend(struct device *dev)
ret = nouveau_do_suspend(drm_dev, true);
pci_save_state(pdev);
pci_disable_device(pdev);
+ pci_ignore_hotplug(pdev);
pci_set_power_state(pdev, PCI_D3cold);
drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
return ret;
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index e244c2d72730..67f91571ae79 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -226,14 +226,11 @@ static int radeon_cs_get_ring(struct radeon_cs_parser *p, u32 ring, s32 priority
static void radeon_cs_sync_rings(struct radeon_cs_parser *p)
{
- int i;
-
- for (i = 0; i < p->nrelocs; i++) {
- if (!p->relocs[i].robj)
- continue;
+ struct radeon_cs_reloc *reloc;
+ list_for_each_entry(reloc, &p->validated, tv.head) {
radeon_semaphore_sync_to(p->ib.semaphore,
- p->relocs[i].robj->tbo.sync_obj);
+ reloc->robj->tbo.sync_obj);
}
}
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index eb7164d07985..82941bd8ca46 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -795,6 +795,8 @@ int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
/* Get associated drm_crtc: */
drmcrtc = &rdev->mode_info.crtcs[crtc]->base;
+ if (!drmcrtc)
+ return -EINVAL;
/* Helper routine in DRM core does all the work: */
return drm_calc_vbltimestamp_from_scanoutpos(dev, crtc, max_error,
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index 480c87d8edc5..835f402a9faf 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -187,6 +187,13 @@ int radeon_bo_create(struct radeon_device *rdev,
if (!(rdev->flags & RADEON_IS_PCIE))
bo->flags &= ~(RADEON_GEM_GTT_WC | RADEON_GEM_GTT_UC);
+#ifdef CONFIG_X86_32
+ /* XXX: Write-combined CPU mappings of GTT seem broken on 32-bit
+ * See https://bugs.freedesktop.org/show_bug.cgi?id=84627
+ */
+ bo->flags &= ~RADEON_GEM_GTT_WC;
+#endif
+
radeon_ttm_placement_from_domain(bo, domain);
/* Kernel allocation are uninterruptible */
down_read(&rdev->pm.mclk_lock);
diff --git a/drivers/i2c/busses/i2c-cadence.c b/drivers/i2c/busses/i2c-cadence.c
index 63f3f03ecc9b..c604f4c3ac0d 100644
--- a/drivers/i2c/busses/i2c-cadence.c
+++ b/drivers/i2c/busses/i2c-cadence.c
@@ -111,6 +111,8 @@
#define CDNS_I2C_DIVA_MAX 4
#define CDNS_I2C_DIVB_MAX 64
+#define CDNS_I2C_TIMEOUT_MAX 0xFF
+
#define cdns_i2c_readreg(offset) readl_relaxed(id->membase + offset)
#define cdns_i2c_writereg(val, offset) writel_relaxed(val, id->membase + offset)
@@ -852,6 +854,15 @@ static int cdns_i2c_probe(struct platform_device *pdev)
goto err_clk_dis;
}
+ /*
+ * Cadence I2C controller has a bug wherein it generates
+ * invalid read transaction after HW timeout in master receiver mode.
+ * HW timeout is not used by this driver and the interrupt is disabled.
+ * But the feature itself cannot be disabled. Hence maximum value
+ * is written to this register to reduce the chances of error.
+ */
+ cdns_i2c_writereg(CDNS_I2C_TIMEOUT_MAX, CDNS_I2C_TIME_OUT_OFFSET);
+
dev_info(&pdev->dev, "%u kHz mmio %08lx irq %d\n",
id->i2c_clk / 1000, (unsigned long)r_mem->start, id->irq);
diff --git a/drivers/i2c/busses/i2c-davinci.c b/drivers/i2c/busses/i2c-davinci.c
index 4d9614719128..82be5e2da7cf 100644
--- a/drivers/i2c/busses/i2c-davinci.c
+++ b/drivers/i2c/busses/i2c-davinci.c
@@ -411,11 +411,9 @@ i2c_davinci_xfer_msg(struct i2c_adapter *adap, struct i2c_msg *msg, int stop)
if (dev->cmd_err & DAVINCI_I2C_STR_NACK) {
if (msg->flags & I2C_M_IGNORE_NAK)
return msg->len;
- if (stop) {
- w = davinci_i2c_read_reg(dev, DAVINCI_I2C_MDR_REG);
- w |= DAVINCI_I2C_MDR_STP;
- davinci_i2c_write_reg(dev, DAVINCI_I2C_MDR_REG, w);
- }
+ w = davinci_i2c_read_reg(dev, DAVINCI_I2C_MDR_REG);
+ w |= DAVINCI_I2C_MDR_STP;
+ davinci_i2c_write_reg(dev, DAVINCI_I2C_MDR_REG, w);
return -EREMOTEIO;
}
return -EIO;
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 0dffb0e62c3b..493574ee87f5 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -926,14 +926,12 @@ omap_i2c_isr_thread(int this_irq, void *dev_id)
if (stat & OMAP_I2C_STAT_NACK) {
err |= OMAP_I2C_STAT_NACK;
omap_i2c_ack_stat(dev, OMAP_I2C_STAT_NACK);
- break;
}
if (stat & OMAP_I2C_STAT_AL) {
dev_err(dev->dev, "Arbitration lost\n");
err |= OMAP_I2C_STAT_AL;
omap_i2c_ack_stat(dev, OMAP_I2C_STAT_AL);
- break;
}
/*
@@ -958,11 +956,13 @@ omap_i2c_isr_thread(int this_irq, void *dev_id)
if (dev->fifo_size)
num_bytes = dev->buf_len;
- omap_i2c_receive_data(dev, num_bytes, true);
-
- if (dev->errata & I2C_OMAP_ERRATA_I207)
+ if (dev->errata & I2C_OMAP_ERRATA_I207) {
i2c_omap_errata_i207(dev, stat);
+ num_bytes = (omap_i2c_read_reg(dev,
+ OMAP_I2C_BUFSTAT_REG) >> 8) & 0x3F;
+ }
+ omap_i2c_receive_data(dev, num_bytes, true);
omap_i2c_ack_stat(dev, OMAP_I2C_STAT_RDR);
continue;
}
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index de055451d1af..b535322a36db 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -421,7 +421,7 @@ static int evdev_open(struct inode *inode, struct file *file)
err_free_client:
evdev_detach_client(evdev, client);
- kfree(client);
+ kvfree(client);
return error;
}
diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c
index 62acb10630f9..818b48d3ac28 100644
--- a/drivers/media/i2c/smiapp/smiapp-core.c
+++ b/drivers/media/i2c/smiapp/smiapp-core.c
@@ -2133,7 +2133,7 @@ static int smiapp_set_selection(struct v4l2_subdev *subdev,
ret = smiapp_set_compose(subdev, fh, sel);
break;
default:
- BUG();
+ ret = -EINVAL;
}
mutex_unlock(&sensor->mutex);
diff --git a/drivers/media/rc/ir-rc6-decoder.c b/drivers/media/rc/ir-rc6-decoder.c
index f1f098e22f7e..d16bc67af732 100644
--- a/drivers/media/rc/ir-rc6-decoder.c
+++ b/drivers/media/rc/ir-rc6-decoder.c
@@ -259,8 +259,8 @@ again:
case 32:
if ((scancode & RC6_6A_LCC_MASK) == RC6_6A_MCE_CC) {
protocol = RC_TYPE_RC6_MCE;
- scancode &= ~RC6_6A_MCE_TOGGLE_MASK;
toggle = !!(scancode & RC6_6A_MCE_TOGGLE_MASK);
+ scancode &= ~RC6_6A_MCE_TOGGLE_MASK;
} else {
protocol = RC_BIT_RC6_6A_32;
toggle = 0;
diff --git a/drivers/media/usb/s2255/s2255drv.c b/drivers/media/usb/s2255/s2255drv.c
index 2c901861034a..efcaa90529ba 100644
--- a/drivers/media/usb/s2255/s2255drv.c
+++ b/drivers/media/usb/s2255/s2255drv.c
@@ -632,7 +632,7 @@ static void s2255_fillbuff(struct s2255_vc *vc,
break;
case V4L2_PIX_FMT_JPEG:
case V4L2_PIX_FMT_MJPEG:
- buf->vb.v4l2_buf.length = jpgsize;
+ vb2_set_plane_payload(&buf->vb, 0, jpgsize);
memcpy(vbuf, tmpbuf, jpgsize);
break;
case V4L2_PIX_FMT_YUV422P:
diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c
index d163e112f04c..fc061c3a6485 100644
--- a/drivers/net/bonding/bond_netlink.c
+++ b/drivers/net/bonding/bond_netlink.c
@@ -194,7 +194,12 @@ static int bond_changelink(struct net_device *bond_dev,
bond_option_arp_ip_targets_clear(bond);
nla_for_each_nested(attr, data[IFLA_BOND_ARP_IP_TARGET], rem) {
- __be32 target = nla_get_be32(attr);
+ __be32 target;
+
+ if (nla_len(attr) < sizeof(target))
+ return -EINVAL;
+
+ target = nla_get_be32(attr);
bond_opt_initval(&newval, (__force u64)target);
err = __bond_opt_set(bond, BOND_OPT_ARP_TARGETS,
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index ba499489969a..cbfa4ff9f3bd 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -8561,7 +8561,8 @@ static int tg3_init_rings(struct tg3 *tp)
if (tnapi->rx_rcb)
memset(tnapi->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
- if (tg3_rx_prodring_alloc(tp, &tnapi->prodring)) {
+ if (tnapi->prodring.rx_std &&
+ tg3_rx_prodring_alloc(tp, &tnapi->prodring)) {
tg3_free_rings(tp);
return -ENOMEM;
}
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index ade067de1689..67a84cfaefa1 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -216,7 +216,7 @@
/* Various constants */
/* Coalescing */
-#define MVNETA_TXDONE_COAL_PKTS 16
+#define MVNETA_TXDONE_COAL_PKTS 1
#define MVNETA_RX_COAL_PKTS 32
#define MVNETA_RX_COAL_USEC 100
@@ -1721,6 +1721,7 @@ static int mvneta_tx(struct sk_buff *skb, struct net_device *dev)
u16 txq_id = skb_get_queue_mapping(skb);
struct mvneta_tx_queue *txq = &pp->txqs[txq_id];
struct mvneta_tx_desc *tx_desc;
+ int len = skb->len;
int frags = 0;
u32 tx_cmd;
@@ -1788,7 +1789,7 @@ out:
u64_stats_update_begin(&stats->syncp);
stats->tx_packets++;
- stats->tx_bytes += skb->len;
+ stats->tx_bytes += len;
u64_stats_update_end(&stats->syncp);
} else {
dev->stats.tx_dropped++;
diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
index 5d2498dcf536..cd5cf6d957c7 100644
--- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
@@ -1546,7 +1546,7 @@ static int qp_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd,
switch (op) {
case RES_OP_RESERVE:
- count = get_param_l(&in_param);
+ count = get_param_l(&in_param) & 0xffffff;
align = get_param_h(&in_param);
err = mlx4_grant_resource(dev, slave, RES_QP, count, 0);
if (err)
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 81a8a296a582..2aa3a8db5334 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -2050,9 +2050,8 @@ static int vxlan_init(struct net_device *dev)
spin_lock(&vn->sock_lock);
vs = vxlan_find_sock(vxlan->net, ipv6 ? AF_INET6 : AF_INET,
vxlan->dst_port);
- if (vs) {
+ if (vs && atomic_add_unless(&vs->refcnt, 1, 0)) {
/* If we have a socket with same port already, reuse it */
- atomic_inc(&vs->refcnt);
vxlan_vs_add_dev(vs, vxlan);
} else {
/* otherwise make new socket outside of RTNL */
@@ -2362,9 +2361,9 @@ static struct socket *vxlan_create_sock(struct net *net, bool ipv6,
if (ipv6) {
udp_conf.family = AF_INET6;
udp_conf.use_udp6_tx_checksums =
- !!(flags & VXLAN_F_UDP_ZERO_CSUM6_TX);
+ !(flags & VXLAN_F_UDP_ZERO_CSUM6_TX);
udp_conf.use_udp6_rx_checksums =
- !!(flags & VXLAN_F_UDP_ZERO_CSUM6_RX);
+ !(flags & VXLAN_F_UDP_ZERO_CSUM6_RX);
} else {
udp_conf.family = AF_INET;
udp_conf.local_ip.s_addr = INADDR_ANY;
@@ -2459,12 +2458,9 @@ struct vxlan_sock *vxlan_sock_add(struct net *net, __be16 port,
spin_lock(&vn->sock_lock);
vs = vxlan_find_sock(net, ipv6 ? AF_INET6 : AF_INET, port);
- if (vs) {
- if (vs->rcv == rcv)
- atomic_inc(&vs->refcnt);
- else
+ if (vs && ((vs->rcv != rcv) ||
+ !atomic_add_unless(&vs->refcnt, 1, 0)))
vs = ERR_PTR(-EBUSY);
- }
spin_unlock(&vn->sock_lock);
if (!vs)
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index ca82f545ec2c..646e2dec699c 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -496,9 +496,6 @@ static void xennet_make_frags(struct sk_buff *skb, struct netfront_queue *queue,
len = skb_frag_size(frag);
offset = frag->page_offset;
- /* Data must not cross a page boundary. */
- BUG_ON(len + offset > PAGE_SIZE<<compound_order(page));
-
/* Skip unused frames from start of page */
page += offset >> PAGE_SHIFT;
offset &= ~PAGE_MASK;
@@ -506,8 +503,6 @@ static void xennet_make_frags(struct sk_buff *skb, struct netfront_queue *queue,
while (len > 0) {
unsigned long bytes;
- BUG_ON(offset >= PAGE_SIZE);
-
bytes = PAGE_SIZE - offset;
if (bytes > len)
bytes = len;
@@ -632,6 +627,9 @@ static int xennet_start_xmit(struct sk_buff *skb, struct net_device *dev)
slots, skb->len);
if (skb_linearize(skb))
goto drop;
+ data = skb->data;
+ offset = offset_in_page(data);
+ len = skb_headlen(skb);
}
spin_lock_irqsave(&queue->tx_lock, flags);
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index 30e97bcc4f88..d134710de96d 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -964,8 +964,6 @@ void __init __weak early_init_dt_add_memory_arch(u64 base, u64 size)
int __init __weak early_init_dt_reserve_memory_arch(phys_addr_t base,
phys_addr_t size, bool nomap)
{
- if (memblock_is_region_reserved(base, size))
- return -EBUSY;
if (nomap)
return memblock_remove(base, size);
return memblock_reserve(base, size);
diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c
index 6df8d3d885e5..b8b92c2f9683 100644
--- a/fs/fat/namei_vfat.c
+++ b/fs/fat/namei_vfat.c
@@ -736,7 +736,12 @@ static struct dentry *vfat_lookup(struct inode *dir, struct dentry *dentry,
}
alias = d_find_alias(inode);
- if (alias && !vfat_d_anon_disconn(alias)) {
+ /*
+ * Checking "alias->d_parent == dentry->d_parent" to make sure
+ * FS is not corrupted (especially double linked dir).
+ */
+ if (alias && alias->d_parent == dentry->d_parent &&
+ !vfat_d_anon_disconn(alias)) {
/*
* This inode has non anonymous-DCACHE_DISCONNECTED
* dentry. This means, the user did ->lookup() by an
@@ -755,12 +760,9 @@ static struct dentry *vfat_lookup(struct inode *dir, struct dentry *dentry,
out:
mutex_unlock(&MSDOS_SB(sb)->s_lock);
- dentry->d_time = dentry->d_parent->d_inode->i_version;
- dentry = d_splice_alias(inode, dentry);
- if (dentry)
- dentry->d_time = dentry->d_parent->d_inode->i_version;
- return dentry;
-
+ if (!inode)
+ dentry->d_time = dir->i_version;
+ return d_splice_alias(inode, dentry);
error:
mutex_unlock(&MSDOS_SB(sb)->s_lock);
return ERR_PTR(err);
@@ -793,7 +795,6 @@ static int vfat_create(struct inode *dir, struct dentry *dentry, umode_t mode,
inode->i_mtime = inode->i_atime = inode->i_ctime = ts;
/* timestamp is already written, so mark_inode_dirty() is unneeded. */
- dentry->d_time = dentry->d_parent->d_inode->i_version;
d_instantiate(dentry, inode);
out:
mutex_unlock(&MSDOS_SB(sb)->s_lock);
@@ -824,6 +825,7 @@ static int vfat_rmdir(struct inode *dir, struct dentry *dentry)
clear_nlink(inode);
inode->i_mtime = inode->i_atime = CURRENT_TIME_SEC;
fat_detach(inode);
+ dentry->d_time = dir->i_version;
out:
mutex_unlock(&MSDOS_SB(sb)->s_lock);
@@ -849,6 +851,7 @@ static int vfat_unlink(struct inode *dir, struct dentry *dentry)
clear_nlink(inode);
inode->i_mtime = inode->i_atime = CURRENT_TIME_SEC;
fat_detach(inode);
+ dentry->d_time = dir->i_version;
out:
mutex_unlock(&MSDOS_SB(sb)->s_lock);
@@ -889,7 +892,6 @@ static int vfat_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
inode->i_mtime = inode->i_atime = inode->i_ctime = ts;
/* timestamp is already written, so mark_inode_dirty() is unneeded. */
- dentry->d_time = dentry->d_parent->d_inode->i_version;
d_instantiate(dentry, inode);
mutex_unlock(&MSDOS_SB(sb)->s_lock);
diff --git a/include/net/inet_common.h b/include/net/inet_common.h
index fe7994c48b75..b2828a06a5a6 100644
--- a/include/net/inet_common.h
+++ b/include/net/inet_common.h
@@ -37,6 +37,8 @@ int inet_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
int inet_ctl_sock_create(struct sock **sk, unsigned short family,
unsigned short type, unsigned char protocol,
struct net *net);
+int inet_recv_error(struct sock *sk, struct msghdr *msg, int len,
+ int *addr_len);
static inline void inet_ctl_sock_destroy(struct sock *sk)
{
diff --git a/mm/frontswap.c b/mm/frontswap.c
index c30eec536f03..f2a3571c6e22 100644
--- a/mm/frontswap.c
+++ b/mm/frontswap.c
@@ -244,8 +244,10 @@ int __frontswap_store(struct page *page)
the (older) page from frontswap
*/
inc_frontswap_failed_stores();
- if (dup)
+ if (dup) {
__frontswap_clear(sis, offset);
+ frontswap_ops->invalidate_page(type, offset);
+ }
}
if (frontswap_writethrough_enabled)
/* report failure so swap also writes to swap device */
diff --git a/mm/memory.c b/mm/memory.c
index 37b80fc3a9b6..e497defd663e 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -815,20 +815,20 @@ copy_one_pte(struct mm_struct *dst_mm, struct mm_struct *src_mm,
if (!pte_file(pte)) {
swp_entry_t entry = pte_to_swp_entry(pte);
- if (swap_duplicate(entry) < 0)
- return entry.val;
-
- /* make sure dst_mm is on swapoff's mmlist. */
- if (unlikely(list_empty(&dst_mm->mmlist))) {
- spin_lock(&mmlist_lock);
- if (list_empty(&dst_mm->mmlist))
- list_add(&dst_mm->mmlist,
- &src_mm->mmlist);
- spin_unlock(&mmlist_lock);
- }
- if (likely(!non_swap_entry(entry)))
+ if (likely(!non_swap_entry(entry))) {
+ if (swap_duplicate(entry) < 0)
+ return entry.val;
+
+ /* make sure dst_mm is on swapoff's mmlist. */
+ if (unlikely(list_empty(&dst_mm->mmlist))) {
+ spin_lock(&mmlist_lock);
+ if (list_empty(&dst_mm->mmlist))
+ list_add(&dst_mm->mmlist,
+ &src_mm->mmlist);
+ spin_unlock(&mmlist_lock);
+ }
rss[MM_SWAPENTS]++;
- else if (is_migration_entry(entry)) {
+ } else if (is_migration_entry(entry)) {
page = migration_entry_to_page(entry);
if (PageAnon(page))
diff --git a/mm/mmap.c b/mm/mmap.c
index ebc25fab1545..a226d31a2395 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -752,8 +752,11 @@ again: remove_next = 1 + (end > next->vm_end);
* shrinking vma had, to cover any anon pages imported.
*/
if (exporter && exporter->anon_vma && !importer->anon_vma) {
- if (anon_vma_clone(importer, exporter))
- return -ENOMEM;
+ int error;
+
+ error = anon_vma_clone(importer, exporter);
+ if (error)
+ return error;
importer->anon_vma = exporter->anon_vma;
}
}
@@ -2453,7 +2456,8 @@ static int __split_vma(struct mm_struct * mm, struct vm_area_struct * vma,
if (err)
goto out_free_vma;
- if (anon_vma_clone(new, vma))
+ err = anon_vma_clone(new, vma);
+ if (err)
goto out_free_mpol;
if (new->vm_file)
diff --git a/mm/rmap.c b/mm/rmap.c
index e01318d4b07e..1807ca3f8731 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -274,6 +274,7 @@ int anon_vma_fork(struct vm_area_struct *vma, struct vm_area_struct *pvma)
{
struct anon_vma_chain *avc;
struct anon_vma *anon_vma;
+ int error;
/* Don't bother if the parent process has no anon_vma here. */
if (!pvma->anon_vma)
@@ -283,8 +284,9 @@ int anon_vma_fork(struct vm_area_struct *vma, struct vm_area_struct *pvma)
* First, attach the new VMA to the parent VMA's anon_vmas,
* so rmap can find non-COWed pages in child processes.
*/
- if (anon_vma_clone(vma, pvma))
- return -ENOMEM;
+ error = anon_vma_clone(vma, pvma);
+ if (error)
+ return error;
/* Then add our own anon_vma. */
anon_vma = anon_vma_alloc();
diff --git a/mm/slab.c b/mm/slab.c
index 7c52b3890d25..cc91c1ef4e8a 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3108,7 +3108,7 @@ static void *____cache_alloc_node(struct kmem_cache *cachep, gfp_t flags,
void *obj;
int x;
- VM_BUG_ON(nodeid > num_online_nodes());
+ VM_BUG_ON(nodeid < 0 || nodeid >= MAX_NUMNODES);
n = get_node(cachep, nodeid);
BUG_ON(!n);
diff --git a/mm/vmpressure.c b/mm/vmpressure.c
index d4042e75f7c7..c5afd573d7da 100644
--- a/mm/vmpressure.c
+++ b/mm/vmpressure.c
@@ -165,6 +165,7 @@ static void vmpressure_work_fn(struct work_struct *work)
unsigned long scanned;
unsigned long reclaimed;
+ spin_lock(&vmpr->sr_lock);
/*
* Several contexts might be calling vmpressure(), so it is
* possible that the work was rescheduled again before the old
@@ -173,11 +174,12 @@ static void vmpressure_work_fn(struct work_struct *work)
* here. No need for any locks here since we don't care if
* vmpr->reclaimed is in sync.
*/
- if (!vmpr->scanned)
+ scanned = vmpr->scanned;
+ if (!scanned) {
+ spin_unlock(&vmpr->sr_lock);
return;
+ }
- spin_lock(&vmpr->sr_lock);
- scanned = vmpr->scanned;
reclaimed = vmpr->reclaimed;
vmpr->scanned = 0;
vmpr->reclaimed = 0;
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index f0493e3b7471..4921b6536ea5 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1495,6 +1495,7 @@ static int do_setlink(const struct sk_buff *skb,
goto errout;
}
if (!netlink_ns_capable(skb, net->user_ns, CAP_NET_ADMIN)) {
+ put_net(net);
err = -EPERM;
goto errout;
}
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index d156b3c5f363..bf78bc365481 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -1421,6 +1421,17 @@ out:
return pp;
}
+int inet_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len)
+{
+ if (sk->sk_family == AF_INET)
+ return ip_recv_error(sk, msg, len, addr_len);
+#if IS_ENABLED(CONFIG_IPV6)
+ if (sk->sk_family == AF_INET6)
+ return pingv6_ops.ipv6_recv_error(sk, msg, len, addr_len);
+#endif
+ return -EINVAL;
+}
+
static int inet_gro_complete(struct sk_buff *skb, int nhoff)
{
__be16 newlen = htons(skb->len - nhoff);
diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c
index dd73bea2a65f..657d80c0931a 100644
--- a/net/ipv4/gre_offload.c
+++ b/net/ipv4/gre_offload.c
@@ -279,6 +279,9 @@ static int gre_gro_complete(struct sk_buff *skb, int nhoff)
err = ptype->callbacks.gro_complete(skb, nhoff + grehlen);
rcu_read_unlock();
+
+ skb_set_inner_mac_header(skb, nhoff + grehlen);
+
return err;
}
diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c
index e453cb724a95..607395236c95 100644
--- a/net/ipv4/ip_vti.c
+++ b/net/ipv4/ip_vti.c
@@ -528,6 +528,7 @@ static struct rtnl_link_ops vti_link_ops __read_mostly = {
.validate = vti_tunnel_validate,
.newlink = vti_newlink,
.changelink = vti_changelink,
+ .dellink = ip_tunnel_dellink,
.get_size = vti_get_size,
.fill_info = vti_fill_info,
};
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 352476233608..b503a3021a71 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -855,16 +855,8 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
if (flags & MSG_OOB)
goto out;
- if (flags & MSG_ERRQUEUE) {
- if (family == AF_INET) {
- return ip_recv_error(sk, msg, len, addr_len);
-#if IS_ENABLED(CONFIG_IPV6)
- } else if (family == AF_INET6) {
- return pingv6_ops.ipv6_recv_error(sk, msg, len,
- addr_len);
-#endif
- }
- }
+ if (flags & MSG_ERRQUEUE)
+ return inet_recv_error(sk, msg, len, addr_len);
skb = skb_recv_datagram(sk, flags, noblock, &err);
if (!skb)
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 6b0b38fdf4fc..9cbf8b1df165 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -1633,7 +1633,7 @@ int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
u32 urg_hole = 0;
if (unlikely(flags & MSG_ERRQUEUE))
- return ip_recv_error(sk, msg, len, addr_len);
+ return inet_recv_error(sk, msg, len, addr_len);
if (sk_can_busy_loop(sk) && skb_queue_empty(&sk->sk_receive_queue) &&
(sk->sk_state == TCP_ESTABLISHED))
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index cacb493a133d..33d08abe43db 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -502,11 +502,11 @@ static int ip6gre_rcv(struct sk_buff *skb)
skb->protocol = gre_proto;
/* WCCP version 1 and 2 protocol decoding.
- * - Change protocol to IP
+ * - Change protocol to IPv6
* - When dealing with WCCPv2, Skip extra 4 bytes in GRE header
*/
if (flags == 0 && gre_proto == htons(ETH_P_WCCP)) {
- skb->protocol = htons(ETH_P_IP);
+ skb->protocol = htons(ETH_P_IPV6);
if ((*(h + offset) & 0xF0) != 0x40)
offset += 4;
}
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index 99c9487f236a..3abcd4afeaaf 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -905,6 +905,15 @@ static int vti6_newlink(struct net *src_net, struct net_device *dev,
return vti6_tnl_create2(dev);
}
+static void vti6_dellink(struct net_device *dev, struct list_head *head)
+{
+ struct net *net = dev_net(dev);
+ struct vti6_net *ip6n = net_generic(net, vti6_net_id);
+
+ if (dev != ip6n->fb_tnl_dev)
+ unregister_netdevice_queue(dev, head);
+}
+
static int vti6_changelink(struct net_device *dev, struct nlattr *tb[],
struct nlattr *data[])
{
@@ -980,6 +989,7 @@ static struct rtnl_link_ops vti6_link_ops __read_mostly = {
.setup = vti6_dev_setup,
.validate = vti6_validate,
.newlink = vti6_newlink,
+ .dellink = vti6_dellink,
.changelink = vti6_changelink,
.get_size = vti6_get_size,
.fill_info = vti6_fill_info,
@@ -1020,6 +1030,7 @@ static int __net_init vti6_init_net(struct net *net)
if (!ip6n->fb_tnl_dev)
goto err_alloc_dev;
dev_net_set(ip6n->fb_tnl_dev, net);
+ ip6n->fb_tnl_dev->rtnl_link_ops = &vti6_link_ops;
err = vti6_fb_tnl_dev_init(ip6n->fb_tnl_dev);
if (err < 0)
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 0007b8180397..b6bf8e8caec7 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -3130,7 +3130,7 @@ static int __init netlink_proto_init(void)
.head_offset = offsetof(struct netlink_sock, node),
.key_offset = offsetof(struct netlink_sock, portid),
.key_len = sizeof(u32), /* portid */
- .hashfn = arch_fast_hash,
+ .hashfn = jhash,
.max_shift = 16, /* 64K */
.grow_decision = rht_grow_above_75,
.shrink_decision = rht_shrink_below_30,
diff --git a/net/sctp/output.c b/net/sctp/output.c
index 42dffd428389..fc5e45b8a832 100644
--- a/net/sctp/output.c
+++ b/net/sctp/output.c
@@ -401,12 +401,12 @@ int sctp_packet_transmit(struct sctp_packet *packet)
sk = chunk->skb->sk;
/* Allocate the new skb. */
- nskb = alloc_skb(packet->size + LL_MAX_HEADER, GFP_ATOMIC);
+ nskb = alloc_skb(packet->size + MAX_HEADER, GFP_ATOMIC);
if (!nskb)
goto nomem;
/* Make sure the outbound skb has enough header room reserved. */
- skb_reserve(nskb, packet->overhead + LL_MAX_HEADER);
+ skb_reserve(nskb, packet->overhead + MAX_HEADER);
/* Set the owning socket so that we know where to get the
* destination IP address.
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 06275f8807a8..4714ff92f15e 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -332,6 +332,7 @@ static const struct hda_fixup ad1986a_fixups[] = {
static const struct snd_pci_quirk ad1986a_fixup_tbl[] = {
SND_PCI_QUIRK(0x103c, 0x30af, "HP B2800", AD1986A_FIXUP_LAPTOP_IMIC),
+ SND_PCI_QUIRK(0x1043, 0x1443, "ASUS Z99He", AD1986A_FIXUP_EAPD),
SND_PCI_QUIRK(0x1043, 0x1447, "ASUS A8JN", AD1986A_FIXUP_EAPD),
SND_PCI_QUIRK_MASK(0x1043, 0xff00, 0x8100, "ASUS P5", AD1986A_FIXUP_3STACK),
SND_PCI_QUIRK_MASK(0x1043, 0xff00, 0x8200, "ASUS M2", AD1986A_FIXUP_3STACK),
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 623a9d0c8d52..71a2350a974d 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5087,6 +5087,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x2212, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x17aa, 0x2214, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x17aa, 0x2215, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
+ SND_PCI_QUIRK(0x17aa, 0x3977, "IdeaPad S210", ALC283_FIXUP_INT_MIC),
SND_PCI_QUIRK(0x17aa, 0x3978, "IdeaPad Y410P", ALC269_FIXUP_NO_SHUTUP),
SND_PCI_QUIRK(0x17aa, 0x5013, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x17aa, 0x501a, "Thinkpad", ALC283_FIXUP_INT_MIC),
diff --git a/sound/usb/midi.c b/sound/usb/midi.c
index 7b166c2be0f7..3ee6f8815fc6 100644
--- a/sound/usb/midi.c
+++ b/sound/usb/midi.c
@@ -365,6 +365,8 @@ static void snd_usbmidi_error_timer(unsigned long data)
if (in && in->error_resubmit) {
in->error_resubmit = 0;
for (j = 0; j < INPUT_URBS; ++j) {
+ if (atomic_read(&in->urbs[j]->use_count))
+ continue;
in->urbs[j]->dev = umidi->dev;
snd_usbmidi_submit_urb(in->urbs[j], GFP_ATOMIC);
}
--
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