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SubjectRe: Linux 4.4.88
diff --git a/Makefile b/Makefile
index f6838187b568..788d90a0051b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 4
-SUBLEVEL = 87
+SUBLEVEL = 88
EXTRAVERSION =
NAME = Blurry Fish Butt

diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c
index c095455d496e..0d20cd594017 100644
--- a/arch/arm/mm/fault.c
+++ b/arch/arm/mm/fault.c
@@ -314,8 +314,11 @@ retry:
* signal first. We do not need to release the mmap_sem because
* it would already be released in __lock_page_or_retry in
* mm/filemap.c. */
- if ((fault & VM_FAULT_RETRY) && fatal_signal_pending(current))
+ if ((fault & VM_FAULT_RETRY) && fatal_signal_pending(current)) {
+ if (!user_mode(regs))
+ goto no_context;
return 0;
+ }

/*
* Major/minor page fault accounting is only done on the
diff --git a/drivers/ata/pata_amd.c b/drivers/ata/pata_amd.c
index 8d4d959a821c..8706533db57b 100644
--- a/drivers/ata/pata_amd.c
+++ b/drivers/ata/pata_amd.c
@@ -616,6 +616,7 @@ static const struct pci_device_id amd[] = {
{ PCI_VDEVICE(NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP73_IDE), 8 },
{ PCI_VDEVICE(NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP77_IDE), 8 },
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CS5536_IDE), 9 },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CS5536_DEV_IDE), 9 },

{ },
};
diff --git a/drivers/ata/pata_cs5536.c b/drivers/ata/pata_cs5536.c
index 6c15a554efbe..dc1255294628 100644
--- a/drivers/ata/pata_cs5536.c
+++ b/drivers/ata/pata_cs5536.c
@@ -289,6 +289,7 @@ static int cs5536_init_one(struct pci_dev *dev, const struct pci_device_id *id)

static const struct pci_device_id cs5536[] = {
{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CS5536_IDE), },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CS5536_DEV_IDE), },
{ },
};

diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 500592486e88..0346e46e2871 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -737,7 +737,7 @@ int bus_add_driver(struct device_driver *drv)

out_unregister:
kobject_put(&priv->kobj);
- kfree(drv->p);
+ /* drv->p is freed in driver_release() */
drv->p = NULL;
out_put_bus:
bus_put(bus);
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index cd6b141b9825..7bb8055bd10c 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -333,6 +333,7 @@ static const struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x13d3, 0x3410), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x13d3, 0x3416), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x13d3, 0x3459), .driver_info = BTUSB_REALTEK },
+ { USB_DEVICE(0x13d3, 0x3494), .driver_info = BTUSB_REALTEK },

/* Additional Realtek 8821AE Bluetooth devices */
{ USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK },
diff --git a/drivers/gpu/drm/i2c/adv7511.c b/drivers/gpu/drm/i2c/adv7511.c
index 00416f23b5cb..dba5c0ea0827 100644
--- a/drivers/gpu/drm/i2c/adv7511.c
+++ b/drivers/gpu/drm/i2c/adv7511.c
@@ -36,7 +36,10 @@ struct adv7511 {
bool edid_read;

wait_queue_head_t wq;
+ struct work_struct hpd_work;
+
struct drm_encoder *encoder;
+ struct drm_connector connector;

bool embedded_sync;
enum adv7511_sync_polarity vsync_polarity;
@@ -48,6 +51,10 @@ struct adv7511 {
struct gpio_desc *gpio_pd;
};

+static const int edid_i2c_addr = 0x7e;
+static const int packet_i2c_addr = 0x70;
+static const int cec_i2c_addr = 0x78;
+
static struct adv7511 *encoder_to_adv7511(struct drm_encoder *encoder)
{
return to_encoder_slave(encoder)->slave_priv;
@@ -362,12 +369,19 @@ static void adv7511_power_on(struct adv7511 *adv7511)
{
adv7511->current_edid_segment = -1;

- regmap_write(adv7511->regmap, ADV7511_REG_INT(0),
- ADV7511_INT0_EDID_READY);
- regmap_write(adv7511->regmap, ADV7511_REG_INT(1),
- ADV7511_INT1_DDC_ERROR);
regmap_update_bits(adv7511->regmap, ADV7511_REG_POWER,
ADV7511_POWER_POWER_DOWN, 0);
+ if (adv7511->i2c_main->irq) {
+ /*
+ * Documentation says the INT_ENABLE registers are reset in
+ * POWER_DOWN mode. My 7511w preserved the bits, however.
+ * Still, let's be safe and stick to the documentation.
+ */
+ regmap_write(adv7511->regmap, ADV7511_REG_INT_ENABLE(0),
+ ADV7511_INT0_EDID_READY);
+ regmap_write(adv7511->regmap, ADV7511_REG_INT_ENABLE(1),
+ ADV7511_INT1_DDC_ERROR);
+ }

/*
* Per spec it is allowed to pulse the HDP signal to indicate that the
@@ -422,7 +436,27 @@ static bool adv7511_hpd(struct adv7511 *adv7511)
return false;
}

-static int adv7511_irq_process(struct adv7511 *adv7511)
+static void adv7511_hpd_work(struct work_struct *work)
+{
+ struct adv7511 *adv7511 = container_of(work, struct adv7511, hpd_work);
+ enum drm_connector_status status;
+ unsigned int val;
+ int ret;
+ ret = regmap_read(adv7511->regmap, ADV7511_REG_STATUS, &val);
+ if (ret < 0)
+ status = connector_status_disconnected;
+ else if (val & ADV7511_STATUS_HPD)
+ status = connector_status_connected;
+ else
+ status = connector_status_disconnected;
+
+ if (adv7511->connector.status != status) {
+ adv7511->connector.status = status;
+ drm_kms_helper_hotplug_event(adv7511->connector.dev);
+ }
+}
+
+static int adv7511_irq_process(struct adv7511 *adv7511, bool process_hpd)
{
unsigned int irq0, irq1;
int ret;
@@ -438,8 +472,8 @@ static int adv7511_irq_process(struct adv7511 *adv7511)
regmap_write(adv7511->regmap, ADV7511_REG_INT(0), irq0);
regmap_write(adv7511->regmap, ADV7511_REG_INT(1), irq1);

- if (irq0 & ADV7511_INT0_HDP && adv7511->encoder)
- drm_helper_hpd_irq_event(adv7511->encoder->dev);
+ if (process_hpd && irq0 & ADV7511_INT0_HDP && adv7511->encoder)
+ schedule_work(&adv7511->hpd_work);

if (irq0 & ADV7511_INT0_EDID_READY || irq1 & ADV7511_INT1_DDC_ERROR) {
adv7511->edid_read = true;
@@ -456,7 +490,7 @@ static irqreturn_t adv7511_irq_handler(int irq, void *devid)
struct adv7511 *adv7511 = devid;
int ret;

- ret = adv7511_irq_process(adv7511);
+ ret = adv7511_irq_process(adv7511, true);
return ret < 0 ? IRQ_NONE : IRQ_HANDLED;
}

@@ -473,7 +507,7 @@ static int adv7511_wait_for_edid(struct adv7511 *adv7511, int timeout)
adv7511->edid_read, msecs_to_jiffies(timeout));
} else {
for (; timeout > 0; timeout -= 25) {
- ret = adv7511_irq_process(adv7511);
+ ret = adv7511_irq_process(adv7511, false);
if (ret < 0)
break;

@@ -567,13 +601,18 @@ static int adv7511_get_modes(struct drm_encoder *encoder,

/* Reading the EDID only works if the device is powered */
if (!adv7511->powered) {
- regmap_write(adv7511->regmap, ADV7511_REG_INT(0),
- ADV7511_INT0_EDID_READY);
- regmap_write(adv7511->regmap, ADV7511_REG_INT(1),
- ADV7511_INT1_DDC_ERROR);
regmap_update_bits(adv7511->regmap, ADV7511_REG_POWER,
ADV7511_POWER_POWER_DOWN, 0);
+ if (adv7511->i2c_main->irq) {
+ regmap_write(adv7511->regmap, ADV7511_REG_INT_ENABLE(0),
+ ADV7511_INT0_EDID_READY);
+ regmap_write(adv7511->regmap, ADV7511_REG_INT_ENABLE(1),
+ ADV7511_INT1_DDC_ERROR);
+ }
adv7511->current_edid_segment = -1;
+ /* Reset the EDID_I2C_ADDR register as it might be cleared */
+ regmap_write(adv7511->regmap, ADV7511_REG_EDID_I2C_ADDR,
+ edid_i2c_addr);
}

edid = drm_do_get_edid(connector, adv7511_get_edid_block, adv7511);
@@ -849,10 +888,6 @@ static int adv7511_parse_dt(struct device_node *np,
return 0;
}

-static const int edid_i2c_addr = 0x7e;
-static const int packet_i2c_addr = 0x70;
-static const int cec_i2c_addr = 0x78;
-
static int adv7511_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
{
struct adv7511_link_config link_config;
@@ -913,6 +948,8 @@ static int adv7511_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
if (!adv7511->i2c_edid)
return -ENOMEM;

+ INIT_WORK(&adv7511->hpd_work, adv7511_hpd_work);
+
if (i2c->irq) {
init_waitqueue_head(&adv7511->wq);

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c
index d671dcfaff3c..4896474da320 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c
@@ -180,6 +180,10 @@ nvkm_pci_new_(const struct nvkm_pci_func *func, struct nvkm_device *device,
}
}

+#ifdef __BIG_ENDIAN
+ pci->msi = false;
+#endif
+
pci->msi = nvkm_boolopt(device->cfgopt, "NvMSI", pci->msi);
if (pci->msi && func->msi_rearm) {
pci->msi = pci_enable_msi(pci->pdev) == 0;
diff --git a/drivers/hwtracing/intel_th/pci.c b/drivers/hwtracing/intel_th/pci.c
index d57a2f75dccf..32c6a40a408f 100644
--- a/drivers/hwtracing/intel_th/pci.c
+++ b/drivers/hwtracing/intel_th/pci.c
@@ -72,6 +72,16 @@ static const struct pci_device_id intel_th_pci_id_table[] = {
PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xa2a6),
.driver_data = (kernel_ulong_t)0,
},
+ {
+ /* Cannon Lake H */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xa326),
+ .driver_data = (kernel_ulong_t)0,
+ },
+ {
+ /* Cannon Lake LP */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x9da6),
+ .driver_data = (kernel_ulong_t)0,
+ },
{ 0 },
};

diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c
index ce6ff9b301bb..7e2dc5e56632 100644
--- a/drivers/input/mouse/trackpoint.c
+++ b/drivers/input/mouse/trackpoint.c
@@ -381,8 +381,8 @@ int trackpoint_detect(struct psmouse *psmouse, bool set_properties)
return 0;

if (trackpoint_read(&psmouse->ps2dev, TP_EXT_BTN, &button_info)) {
- psmouse_warn(psmouse, "failed to get extended button data\n");
- button_info = 0;
+ psmouse_warn(psmouse, "failed to get extended button data, assuming 3 buttons\n");
+ button_info = 0x33;
}

psmouse->private = kzalloc(sizeof(struct trackpoint_data), GFP_KERNEL);
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index 531de256d58d..05de75360fa4 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -1607,6 +1607,12 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode)
goto err_wmi_detach;
}

+ /* If firmware indicates Full Rx Reorder support it must be used in a
+ * slightly different manner. Let HTT code know.
+ */
+ ar->htt.rx_ring.in_ord_rx = !!(test_bit(WMI_SERVICE_RX_FULL_REORDER,
+ ar->wmi.svc_map));
+
status = ath10k_htt_rx_alloc(&ar->htt);
if (status) {
ath10k_err(ar, "failed to alloc htt rx: %d\n", status);
@@ -1669,12 +1675,6 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode)
goto err_hif_stop;
}

- /* If firmware indicates Full Rx Reorder support it must be used in a
- * slightly different manner. Let HTT code know.
- */
- ar->htt.rx_ring.in_ord_rx = !!(test_bit(WMI_SERVICE_RX_FULL_REORDER,
- ar->wmi.svc_map));
-
status = ath10k_htt_rx_ring_refill(ar);
if (status) {
ath10k_err(ar, "failed to refill htt rx ring: %d\n", status);
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index c3331d6201c3..9a8982f581c5 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -3740,7 +3740,7 @@ int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter)
if (adapter->config_bands & BAND_A)
n_channels_a = mwifiex_band_5ghz.n_channels;

- adapter->num_in_chan_stats = max_t(u32, n_channels_bg, n_channels_a);
+ adapter->num_in_chan_stats = n_channels_bg + n_channels_a;
adapter->chan_stats = vmalloc(sizeof(*adapter->chan_stats) *
adapter->num_in_chan_stats);

diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index c20017ced566..fb98f42cb5e7 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -2170,6 +2170,12 @@ mwifiex_update_chan_statistics(struct mwifiex_private *priv,
sizeof(struct mwifiex_chan_stats);

for (i = 0 ; i < num_chan; i++) {
+ if (adapter->survey_idx >= adapter->num_in_chan_stats) {
+ mwifiex_dbg(adapter, WARN,
+ "FW reported too many channel results (max %d)\n",
+ adapter->num_in_chan_stats);
+ return;
+ }
chan_stats.chan_num = fw_chan_stats->chan_num;
chan_stats.bandcfg = fw_chan_stats->bandcfg;
chan_stats.flags = fw_chan_stats->flags;
diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.c b/drivers/net/wireless/realtek/rtlwifi/pci.c
index a52230377e2c..c48b7e8ee0d6 100644
--- a/drivers/net/wireless/realtek/rtlwifi/pci.c
+++ b/drivers/net/wireless/realtek/rtlwifi/pci.c
@@ -2269,7 +2269,7 @@ int rtl_pci_probe(struct pci_dev *pdev,
/* find adapter */
if (!_rtl_pci_find_adapter(pdev, hw)) {
err = -ENODEV;
- goto fail3;
+ goto fail2;
}

/* Init IO handler */
@@ -2339,10 +2339,10 @@ fail3:
pci_set_drvdata(pdev, NULL);
rtl_deinit_core(hw);

+fail2:
if (rtlpriv->io.pci_mem_start != 0)
pci_iounmap(pdev, (void __iomem *)rtlpriv->io.pci_mem_start);

-fail2:
pci_release_regions(pdev);
complete(&rtlpriv->firmware_loading_complete);

diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 8a9e139e2853..71325972e503 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1254,6 +1254,7 @@ sg_mmap(struct file *filp, struct vm_area_struct *vma)
unsigned long req_sz, len, sa;
Sg_scatter_hold *rsv_schp;
int k, length;
+ int ret = 0;

if ((!filp) || (!vma) || (!(sfp = (Sg_fd *) filp->private_data)))
return -ENXIO;
@@ -1264,8 +1265,11 @@ sg_mmap(struct file *filp, struct vm_area_struct *vma)
if (vma->vm_pgoff)
return -EINVAL; /* want no offset */
rsv_schp = &sfp->reserve;
- if (req_sz > rsv_schp->bufflen)
- return -ENOMEM; /* cannot map more than reserved buffer */
+ mutex_lock(&sfp->f_mutex);
+ if (req_sz > rsv_schp->bufflen) {
+ ret = -ENOMEM; /* cannot map more than reserved buffer */
+ goto out;
+ }

sa = vma->vm_start;
length = 1 << (PAGE_SHIFT + rsv_schp->page_order);
@@ -1279,7 +1283,9 @@ sg_mmap(struct file *filp, struct vm_area_struct *vma)
vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
vma->vm_private_data = sfp;
vma->vm_ops = &sg_mmap_vm_ops;
- return 0;
+out:
+ mutex_unlock(&sfp->f_mutex);
+ return ret;
}

static void
@@ -1751,9 +1757,12 @@ sg_start_req(Sg_request *srp, unsigned char *cmd)
!sfp->res_in_use) {
sfp->res_in_use = 1;
sg_link_reserve(sfp, srp, dxfer_len);
- } else if ((hp->flags & SG_FLAG_MMAP_IO) && sfp->res_in_use) {
+ } else if (hp->flags & SG_FLAG_MMAP_IO) {
+ res = -EBUSY; /* sfp->res_in_use == 1 */
+ if (dxfer_len > rsv_schp->bufflen)
+ res = -ENOMEM;
mutex_unlock(&sfp->f_mutex);
- return -EBUSY;
+ return res;
} else {
res = sg_build_indirect(req_schp, sfp, dxfer_len);
if (res) {
diff --git a/drivers/staging/rts5208/rtsx_scsi.c b/drivers/staging/rts5208/rtsx_scsi.c
index 60871f3022b1..12a3893b98fd 100644
--- a/drivers/staging/rts5208/rtsx_scsi.c
+++ b/drivers/staging/rts5208/rtsx_scsi.c
@@ -414,7 +414,7 @@ void set_sense_data(struct rtsx_chip *chip, unsigned int lun, u8 err_code,
sense->ascq = ascq;
if (sns_key_info0 != 0) {
sense->sns_key_info[0] = SKSV | sns_key_info0;
- sense->sns_key_info[1] = (sns_key_info1 & 0xf0) >> 8;
+ sense->sns_key_info[1] = (sns_key_info1 & 0xf0) >> 4;
sense->sns_key_info[2] = sns_key_info1 & 0x0f;
}
}
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 54d2d6b604c0..873ba02d59e6 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -519,6 +519,8 @@ static void async_completed(struct urb *urb)
if (as->status < 0 && as->bulk_addr && as->status != -ECONNRESET &&
as->status != -ENOENT)
cancel_bulk_urbs(ps, as->bulk_addr);
+
+ wake_up(&ps->wait);
spin_unlock(&ps->lock);

if (signr) {
@@ -526,8 +528,6 @@ static void async_completed(struct urb *urb)
put_pid(pid);
put_cred(cred);
}
-
- wake_up(&ps->wait);
}

static void destroy_async(struct usb_dev_state *ps, struct list_head *list)
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 574da2b4529c..82806e311202 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -57,8 +57,9 @@ static const struct usb_device_id usb_quirk_list[] = {
/* Microsoft LifeCam-VX700 v2.0 */
{ USB_DEVICE(0x045e, 0x0770), .driver_info = USB_QUIRK_RESET_RESUME },

- /* Logitech HD Pro Webcams C920 and C930e */
+ /* Logitech HD Pro Webcams C920, C920-C and C930e */
{ USB_DEVICE(0x046d, 0x082d), .driver_info = USB_QUIRK_DELAY_INIT },
+ { USB_DEVICE(0x046d, 0x0841), .driver_info = USB_QUIRK_DELAY_INIT },
{ USB_DEVICE(0x046d, 0x0843), .driver_info = USB_QUIRK_DELAY_INIT },

/* Logitech ConferenceCam CC3000e */
@@ -217,6 +218,9 @@ static const struct usb_device_id usb_quirk_list[] = {
{ USB_DEVICE(0x1a0a, 0x0200), .driver_info =
USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },

+ /* Corsair Strafe RGB */
+ { USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT },
+
/* Acer C120 LED Projector */
{ USB_DEVICE(0x1de1, 0xc102), .driver_info = USB_QUIRK_NO_LPM },

diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index 03b9a372636f..1fc6f478a02c 100644
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -133,29 +133,30 @@ static int amd_chipset_sb_type_init(struct amd_chipset_info *pinfo)
pinfo->sb_type.gen = AMD_CHIPSET_SB700;
else if (rev >= 0x40 && rev <= 0x4f)
pinfo->sb_type.gen = AMD_CHIPSET_SB800;
- }
- pinfo->smbus_dev = pci_get_device(PCI_VENDOR_ID_AMD,
- 0x145c, NULL);
- if (pinfo->smbus_dev) {
- pinfo->sb_type.gen = AMD_CHIPSET_TAISHAN;
} else {
pinfo->smbus_dev = pci_get_device(PCI_VENDOR_ID_AMD,
PCI_DEVICE_ID_AMD_HUDSON2_SMBUS, NULL);

- if (!pinfo->smbus_dev) {
- pinfo->sb_type.gen = NOT_AMD_CHIPSET;
- return 0;
+ if (pinfo->smbus_dev) {
+ rev = pinfo->smbus_dev->revision;
+ if (rev >= 0x11 && rev <= 0x14)
+ pinfo->sb_type.gen = AMD_CHIPSET_HUDSON2;
+ else if (rev >= 0x15 && rev <= 0x18)
+ pinfo->sb_type.gen = AMD_CHIPSET_BOLTON;
+ else if (rev >= 0x39 && rev <= 0x3a)
+ pinfo->sb_type.gen = AMD_CHIPSET_YANGTZE;
+ } else {
+ pinfo->smbus_dev = pci_get_device(PCI_VENDOR_ID_AMD,
+ 0x145c, NULL);
+ if (pinfo->smbus_dev) {
+ rev = pinfo->smbus_dev->revision;
+ pinfo->sb_type.gen = AMD_CHIPSET_TAISHAN;
+ } else {
+ pinfo->sb_type.gen = NOT_AMD_CHIPSET;
+ return 0;
+ }
}
-
- rev = pinfo->smbus_dev->revision;
- if (rev >= 0x11 && rev <= 0x14)
- pinfo->sb_type.gen = AMD_CHIPSET_HUDSON2;
- else if (rev >= 0x15 && rev <= 0x18)
- pinfo->sb_type.gen = AMD_CHIPSET_BOLTON;
- else if (rev >= 0x39 && rev <= 0x3a)
- pinfo->sb_type.gen = AMD_CHIPSET_YANGTZE;
}
-
pinfo->sb_type.rev = rev;
return 1;
}
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index fe123153b1a5..2a9944326210 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -2023,6 +2023,7 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x02, 0x01) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x00, 0x00) },
{ USB_DEVICE_INTERFACE_CLASS(0x2001, 0x7d04, 0xff) }, /* D-Link DWM-158 */
+ { USB_DEVICE_INTERFACE_CLASS(0x2001, 0x7d0e, 0xff) }, /* D-Link DWM-157 C1 */
{ USB_DEVICE_INTERFACE_CLASS(0x2001, 0x7e19, 0xff), /* D-Link DWM-221 B1 */
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE_INTERFACE_CLASS(0x2001, 0x7e35, 0xff), /* D-Link DWM-222 */
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 5d34a062ca4f..3bd2233737ac 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -1727,6 +1727,8 @@ static int btrfs_remount(struct super_block *sb, int *flags, char *data)
goto restore;
}

+ btrfs_qgroup_rescan_resume(fs_info);
+
if (!fs_info->uuid_root) {
btrfs_info(fs_info, "creating UUID tree");
ret = btrfs_create_uuid_tree(fs_info);
diff --git a/fs/dlm/user.c b/fs/dlm/user.c
index 173b3873a4f4..e40c440a4555 100644
--- a/fs/dlm/user.c
+++ b/fs/dlm/user.c
@@ -355,6 +355,10 @@ static int dlm_device_register(struct dlm_ls *ls, char *name)
error = misc_register(&ls->ls_device);
if (error) {
kfree(ls->ls_device.name);
+ /* this has to be set to NULL
+ * to avoid a double-free in dlm_device_deregister
+ */
+ ls->ls_device.name = NULL;
}
fail:
return error;
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 9dea85f7f918..578350fd96e1 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -243,7 +243,6 @@ int nfs_iocounter_wait(struct nfs_io_counter *c);
extern const struct nfs_pageio_ops nfs_pgio_rw_ops;
struct nfs_pgio_header *nfs_pgio_header_alloc(const struct nfs_rw_ops *);
void nfs_pgio_header_free(struct nfs_pgio_header *);
-void nfs_pgio_data_destroy(struct nfs_pgio_header *);
int nfs_generic_pgio(struct nfs_pageio_descriptor *, struct nfs_pgio_header *);
int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_header *hdr,
struct rpc_cred *cred, const struct nfs_rpc_ops *rpc_ops,
diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
index 452a011ba0d8..8ebfdd00044b 100644
--- a/fs/nfs/pagelist.c
+++ b/fs/nfs/pagelist.c
@@ -528,16 +528,6 @@ struct nfs_pgio_header *nfs_pgio_header_alloc(const struct nfs_rw_ops *ops)
}
EXPORT_SYMBOL_GPL(nfs_pgio_header_alloc);

-/*
- * nfs_pgio_header_free - Free a read or write header
- * @hdr: The header to free
- */
-void nfs_pgio_header_free(struct nfs_pgio_header *hdr)
-{
- hdr->rw_ops->rw_free_header(hdr);
-}
-EXPORT_SYMBOL_GPL(nfs_pgio_header_free);
-
/**
* nfs_pgio_data_destroy - make @hdr suitable for reuse
*
@@ -546,14 +536,24 @@ EXPORT_SYMBOL_GPL(nfs_pgio_header_free);
*
* @hdr: A header that has had nfs_generic_pgio called
*/
-void nfs_pgio_data_destroy(struct nfs_pgio_header *hdr)
+static void nfs_pgio_data_destroy(struct nfs_pgio_header *hdr)
{
if (hdr->args.context)
put_nfs_open_context(hdr->args.context);
if (hdr->page_array.pagevec != hdr->page_array.page_array)
kfree(hdr->page_array.pagevec);
}
-EXPORT_SYMBOL_GPL(nfs_pgio_data_destroy);
+
+/*
+ * nfs_pgio_header_free - Free a read or write header
+ * @hdr: The header to free
+ */
+void nfs_pgio_header_free(struct nfs_pgio_header *hdr)
+{
+ nfs_pgio_data_destroy(hdr);
+ hdr->rw_ops->rw_free_header(hdr);
+}
+EXPORT_SYMBOL_GPL(nfs_pgio_header_free);

/**
* nfs_pgio_rpcsetup - Set up arguments for a pageio call
@@ -671,7 +671,6 @@ static int nfs_pgio_error(struct nfs_pageio_descriptor *desc,
u32 midx;

set_bit(NFS_IOHDR_REDO, &hdr->flags);
- nfs_pgio_data_destroy(hdr);
hdr->completion_ops->completion(hdr);
/* TODO: Make sure it's right to clean up all mirrors here
* and not just hdr->pgio_mirror_idx */
@@ -689,7 +688,6 @@ static int nfs_pgio_error(struct nfs_pageio_descriptor *desc,
static void nfs_pgio_release(void *calldata)
{
struct nfs_pgio_header *hdr = calldata;
- nfs_pgio_data_destroy(hdr);
hdr->completion_ops->completion(hdr);
}

diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 3cae0726c1b1..7af7bedd7c02 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1943,7 +1943,6 @@ pnfs_write_through_mds(struct nfs_pageio_descriptor *desc,
nfs_pageio_reset_write_mds(desc);
mirror->pg_recoalesce = 1;
}
- nfs_pgio_data_destroy(hdr);
hdr->release(hdr);
}

@@ -2059,7 +2058,6 @@ pnfs_read_through_mds(struct nfs_pageio_descriptor *desc,
nfs_pageio_reset_read_mds(desc);
mirror->pg_recoalesce = 1;
}
- nfs_pgio_data_destroy(hdr);
hdr->release(hdr);
}

diff --git a/fs/xfs/xfs_linux.h b/fs/xfs/xfs_linux.h
index ec0e239a0fa9..201aae0b2662 100644
--- a/fs/xfs/xfs_linux.h
+++ b/fs/xfs/xfs_linux.h
@@ -369,7 +369,14 @@ static inline __uint64_t howmany_64(__uint64_t x, __uint32_t y)
#endif /* DEBUG */

#ifdef CONFIG_XFS_RT
-#define XFS_IS_REALTIME_INODE(ip) ((ip)->i_d.di_flags & XFS_DIFLAG_REALTIME)
+
+/*
+ * make sure we ignore the inode flag if the filesystem doesn't have a
+ * configured realtime device.
+ */
+#define XFS_IS_REALTIME_INODE(ip) \
+ (((ip)->i_d.di_flags & XFS_DIFLAG_REALTIME) && \
+ (ip)->i_mount->m_rtdev_targp)
#else
#define XFS_IS_REALTIME_INODE(ip) (0)
#endif
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 37f05cb1dfd6..1af616138d1d 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -573,6 +573,7 @@
#define PCI_DEVICE_ID_AMD_CS5536_EHC 0x2095
#define PCI_DEVICE_ID_AMD_CS5536_UDC 0x2096
#define PCI_DEVICE_ID_AMD_CS5536_UOC 0x2097
+#define PCI_DEVICE_ID_AMD_CS5536_DEV_IDE 0x2092
#define PCI_DEVICE_ID_AMD_CS5536_IDE 0x209A
#define PCI_DEVICE_ID_AMD_LX_VIDEO 0x2081
#define PCI_DEVICE_ID_AMD_LX_AES 0x2082
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 262d5c95dfc8..217abe56e711 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -311,7 +311,7 @@ enum {

__WQ_DRAINING = 1 << 16, /* internal: workqueue is draining */
__WQ_ORDERED = 1 << 17, /* internal: workqueue is ordered */
- __WQ_ORDERED_EXPLICIT = 1 << 18, /* internal: alloc_ordered_workqueue() */
+ __WQ_ORDERED_EXPLICIT = 1 << 19, /* internal: alloc_ordered_workqueue() */

WQ_MAX_ACTIVE = 512, /* I like 512, better ideas? */
WQ_MAX_UNBOUND_PER_CPU = 4, /* 4 * #cpus for unbound wq */
diff --git a/kernel/locking/locktorture.c b/kernel/locking/locktorture.c
index 8ef1919d63b2..d580b7d6ee6d 100644
--- a/kernel/locking/locktorture.c
+++ b/kernel/locking/locktorture.c
@@ -776,6 +776,8 @@ static void lock_torture_cleanup(void)
else
lock_torture_print_module_parms(cxt.cur_ops,
"End of test: SUCCESS");
+ kfree(cxt.lwsa);
+ kfree(cxt.lrsa);
torture_cleanup_end();
}

@@ -917,6 +919,8 @@ static int __init lock_torture_init(void)
GFP_KERNEL);
if (reader_tasks == NULL) {
VERBOSE_TOROUT_ERRSTRING("reader_tasks: Out of memory");
+ kfree(writer_tasks);
+ writer_tasks = NULL;
firsterr = -ENOMEM;
goto unwind;
}
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 66e8b6ee19a5..357bcd34cf1f 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -57,7 +57,7 @@ static struct sk_buff *l2cap_build_cmd(struct l2cap_conn *conn,
u8 code, u8 ident, u16 dlen, void *data);
static void l2cap_send_cmd(struct l2cap_conn *conn, u8 ident, u8 code, u16 len,
void *data);
-static int l2cap_build_conf_req(struct l2cap_chan *chan, void *data);
+static int l2cap_build_conf_req(struct l2cap_chan *chan, void *data, size_t data_size);
static void l2cap_send_disconn_req(struct l2cap_chan *chan, int err);

static void l2cap_tx(struct l2cap_chan *chan, struct l2cap_ctrl *control,
@@ -1462,7 +1462,7 @@ static void l2cap_conn_start(struct l2cap_conn *conn)

set_bit(CONF_REQ_SENT, &chan->conf_state);
l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ,
- l2cap_build_conf_req(chan, buf), buf);
+ l2cap_build_conf_req(chan, buf, sizeof(buf)), buf);
chan->num_conf_req++;
}

@@ -2966,12 +2966,15 @@ static inline int l2cap_get_conf_opt(void **ptr, int *type, int *olen,
return len;
}

-static void l2cap_add_conf_opt(void **ptr, u8 type, u8 len, unsigned long val)
+static void l2cap_add_conf_opt(void **ptr, u8 type, u8 len, unsigned long val, size_t size)
{
struct l2cap_conf_opt *opt = *ptr;

BT_DBG("type 0x%2.2x len %u val 0x%lx", type, len, val);

+ if (size < L2CAP_CONF_OPT_SIZE + len)
+ return;
+
opt->type = type;
opt->len = len;

@@ -2996,7 +2999,7 @@ static void l2cap_add_conf_opt(void **ptr, u8 type, u8 len, unsigned long val)
*ptr += L2CAP_CONF_OPT_SIZE + len;
}

-static void l2cap_add_opt_efs(void **ptr, struct l2cap_chan *chan)
+static void l2cap_add_opt_efs(void **ptr, struct l2cap_chan *chan, size_t size)
{
struct l2cap_conf_efs efs;

@@ -3024,7 +3027,7 @@ static void l2cap_add_opt_efs(void **ptr, struct l2cap_chan *chan)
}

l2cap_add_conf_opt(ptr, L2CAP_CONF_EFS, sizeof(efs),
- (unsigned long) &efs);
+ (unsigned long) &efs, size);
}

static void l2cap_ack_timeout(struct work_struct *work)
@@ -3170,11 +3173,12 @@ static inline void l2cap_txwin_setup(struct l2cap_chan *chan)
chan->ack_win = chan->tx_win;
}

-static int l2cap_build_conf_req(struct l2cap_chan *chan, void *data)
+static int l2cap_build_conf_req(struct l2cap_chan *chan, void *data, size_t data_size)
{
struct l2cap_conf_req *req = data;
struct l2cap_conf_rfc rfc = { .mode = chan->mode };
void *ptr = req->data;
+ void *endptr = data + data_size;
u16 size;

BT_DBG("chan %p", chan);
@@ -3199,7 +3203,7 @@ static int l2cap_build_conf_req(struct l2cap_chan *chan, void *data)

done:
if (chan->imtu != L2CAP_DEFAULT_MTU)
- l2cap_add_conf_opt(&ptr, L2CAP_CONF_MTU, 2, chan->imtu);
+ l2cap_add_conf_opt(&ptr, L2CAP_CONF_MTU, 2, chan->imtu, endptr - ptr);

switch (chan->mode) {
case L2CAP_MODE_BASIC:
@@ -3218,7 +3222,7 @@ done:
rfc.max_pdu_size = 0;

l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, sizeof(rfc),
- (unsigned long) &rfc);
+ (unsigned long) &rfc, endptr - ptr);
break;

case L2CAP_MODE_ERTM:
@@ -3238,21 +3242,21 @@ done:
L2CAP_DEFAULT_TX_WINDOW);

l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, sizeof(rfc),
- (unsigned long) &rfc);
+ (unsigned long) &rfc, endptr - ptr);

if (test_bit(FLAG_EFS_ENABLE, &chan->flags))
- l2cap_add_opt_efs(&ptr, chan);
+ l2cap_add_opt_efs(&ptr, chan, endptr - ptr);

if (test_bit(FLAG_EXT_CTRL, &chan->flags))
l2cap_add_conf_opt(&ptr, L2CAP_CONF_EWS, 2,
- chan->tx_win);
+ chan->tx_win, endptr - ptr);

if (chan->conn->feat_mask & L2CAP_FEAT_FCS)
if (chan->fcs == L2CAP_FCS_NONE ||
test_bit(CONF_RECV_NO_FCS, &chan->conf_state)) {
chan->fcs = L2CAP_FCS_NONE;
l2cap_add_conf_opt(&ptr, L2CAP_CONF_FCS, 1,
- chan->fcs);
+ chan->fcs, endptr - ptr);
}
break;

@@ -3270,17 +3274,17 @@ done:
rfc.max_pdu_size = cpu_to_le16(size);

l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, sizeof(rfc),
- (unsigned long) &rfc);
+ (unsigned long) &rfc, endptr - ptr);

if (test_bit(FLAG_EFS_ENABLE, &chan->flags))
- l2cap_add_opt_efs(&ptr, chan);
+ l2cap_add_opt_efs(&ptr, chan, endptr - ptr);

if (chan->conn->feat_mask & L2CAP_FEAT_FCS)
if (chan->fcs == L2CAP_FCS_NONE ||
test_bit(CONF_RECV_NO_FCS, &chan->conf_state)) {
chan->fcs = L2CAP_FCS_NONE;
l2cap_add_conf_opt(&ptr, L2CAP_CONF_FCS, 1,
- chan->fcs);
+ chan->fcs, endptr - ptr);
}
break;
}
@@ -3291,10 +3295,11 @@ done:
return ptr - data;
}

-static int l2cap_parse_conf_req(struct l2cap_chan *chan, void *data)
+static int l2cap_parse_conf_req(struct l2cap_chan *chan, void *data, size_t data_size)
{
struct l2cap_conf_rsp *rsp = data;
void *ptr = rsp->data;
+ void *endptr = data + data_size;
void *req = chan->conf_req;
int len = chan->conf_len;
int type, hint, olen;
@@ -3396,7 +3401,7 @@ done:
return -ECONNREFUSED;

l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, sizeof(rfc),
- (unsigned long) &rfc);
+ (unsigned long) &rfc, endptr - ptr);
}

if (result == L2CAP_CONF_SUCCESS) {
@@ -3409,7 +3414,7 @@ done:
chan->omtu = mtu;
set_bit(CONF_MTU_DONE, &chan->conf_state);
}
- l2cap_add_conf_opt(&ptr, L2CAP_CONF_MTU, 2, chan->omtu);
+ l2cap_add_conf_opt(&ptr, L2CAP_CONF_MTU, 2, chan->omtu, endptr - ptr);

if (remote_efs) {
if (chan->local_stype != L2CAP_SERV_NOTRAFIC &&
@@ -3423,7 +3428,7 @@ done:

l2cap_add_conf_opt(&ptr, L2CAP_CONF_EFS,
sizeof(efs),
- (unsigned long) &efs);
+ (unsigned long) &efs, endptr - ptr);
} else {
/* Send PENDING Conf Rsp */
result = L2CAP_CONF_PENDING;
@@ -3456,7 +3461,7 @@ done:
set_bit(CONF_MODE_DONE, &chan->conf_state);

l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC,
- sizeof(rfc), (unsigned long) &rfc);
+ sizeof(rfc), (unsigned long) &rfc, endptr - ptr);

if (test_bit(FLAG_EFS_ENABLE, &chan->flags)) {
chan->remote_id = efs.id;
@@ -3470,7 +3475,7 @@ done:
le32_to_cpu(efs.sdu_itime);
l2cap_add_conf_opt(&ptr, L2CAP_CONF_EFS,
sizeof(efs),
- (unsigned long) &efs);
+ (unsigned long) &efs, endptr - ptr);
}
break;

@@ -3484,7 +3489,7 @@ done:
set_bit(CONF_MODE_DONE, &chan->conf_state);

l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC, sizeof(rfc),
- (unsigned long) &rfc);
+ (unsigned long) &rfc, endptr - ptr);

break;

@@ -3506,10 +3511,11 @@ done:
}

static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len,
- void *data, u16 *result)
+ void *data, size_t size, u16 *result)
{
struct l2cap_conf_req *req = data;
void *ptr = req->data;
+ void *endptr = data + size;
int type, olen;
unsigned long val;
struct l2cap_conf_rfc rfc = { .mode = L2CAP_MODE_BASIC };
@@ -3527,13 +3533,13 @@ static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len,
chan->imtu = L2CAP_DEFAULT_MIN_MTU;
} else
chan->imtu = val;
- l2cap_add_conf_opt(&ptr, L2CAP_CONF_MTU, 2, chan->imtu);
+ l2cap_add_conf_opt(&ptr, L2CAP_CONF_MTU, 2, chan->imtu, endptr - ptr);
break;

case L2CAP_CONF_FLUSH_TO:
chan->flush_to = val;
l2cap_add_conf_opt(&ptr, L2CAP_CONF_FLUSH_TO,
- 2, chan->flush_to);
+ 2, chan->flush_to, endptr - ptr);
break;

case L2CAP_CONF_RFC:
@@ -3547,13 +3553,13 @@ static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len,
chan->fcs = 0;

l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC,
- sizeof(rfc), (unsigned long) &rfc);
+ sizeof(rfc), (unsigned long) &rfc, endptr - ptr);
break;

case L2CAP_CONF_EWS:
chan->ack_win = min_t(u16, val, chan->ack_win);
l2cap_add_conf_opt(&ptr, L2CAP_CONF_EWS, 2,
- chan->tx_win);
+ chan->tx_win, endptr - ptr);
break;

case L2CAP_CONF_EFS:
@@ -3566,7 +3572,7 @@ static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len,
return -ECONNREFUSED;

l2cap_add_conf_opt(&ptr, L2CAP_CONF_EFS, sizeof(efs),
- (unsigned long) &efs);
+ (unsigned long) &efs, endptr - ptr);
break;

case L2CAP_CONF_FCS:
@@ -3671,7 +3677,7 @@ void __l2cap_connect_rsp_defer(struct l2cap_chan *chan)
return;

l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ,
- l2cap_build_conf_req(chan, buf), buf);
+ l2cap_build_conf_req(chan, buf, sizeof(buf)), buf);
chan->num_conf_req++;
}

@@ -3879,7 +3885,7 @@ sendresp:
u8 buf[128];
set_bit(CONF_REQ_SENT, &chan->conf_state);
l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ,
- l2cap_build_conf_req(chan, buf), buf);
+ l2cap_build_conf_req(chan, buf, sizeof(buf)), buf);
chan->num_conf_req++;
}

@@ -3957,7 +3963,7 @@ static int l2cap_connect_create_rsp(struct l2cap_conn *conn,
break;

l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ,
- l2cap_build_conf_req(chan, req), req);
+ l2cap_build_conf_req(chan, req, sizeof(req)), req);
chan->num_conf_req++;
break;

@@ -4069,7 +4075,7 @@ static inline int l2cap_config_req(struct l2cap_conn *conn,
}

/* Complete config. */
- len = l2cap_parse_conf_req(chan, rsp);
+ len = l2cap_parse_conf_req(chan, rsp, sizeof(rsp));
if (len < 0) {
l2cap_send_disconn_req(chan, ECONNRESET);
goto unlock;
@@ -4103,7 +4109,7 @@ static inline int l2cap_config_req(struct l2cap_conn *conn,
if (!test_and_set_bit(CONF_REQ_SENT, &chan->conf_state)) {
u8 buf[64];
l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ,
- l2cap_build_conf_req(chan, buf), buf);
+ l2cap_build_conf_req(chan, buf, sizeof(buf)), buf);
chan->num_conf_req++;
}

@@ -4163,7 +4169,7 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn,
char buf[64];

len = l2cap_parse_conf_rsp(chan, rsp->data, len,
- buf, &result);
+ buf, sizeof(buf), &result);
if (len < 0) {
l2cap_send_disconn_req(chan, ECONNRESET);
goto done;
@@ -4193,7 +4199,7 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn,
/* throw out any old stored conf requests */
result = L2CAP_CONF_SUCCESS;
len = l2cap_parse_conf_rsp(chan, rsp->data, len,
- req, &result);
+ req, sizeof(req), &result);
if (len < 0) {
l2cap_send_disconn_req(chan, ECONNRESET);
goto done;
@@ -4770,7 +4776,7 @@ static void l2cap_do_create(struct l2cap_chan *chan, int result,
set_bit(CONF_REQ_SENT, &chan->conf_state);
l2cap_send_cmd(chan->conn, l2cap_get_ident(chan->conn),
L2CAP_CONF_REQ,
- l2cap_build_conf_req(chan, buf), buf);
+ l2cap_build_conf_req(chan, buf, sizeof(buf)), buf);
chan->num_conf_req++;
}
}
@@ -7442,7 +7448,7 @@ static void l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
set_bit(CONF_REQ_SENT, &chan->conf_state);
l2cap_send_cmd(conn, l2cap_get_ident(conn),
L2CAP_CONF_REQ,
- l2cap_build_conf_req(chan, buf),
+ l2cap_build_conf_req(chan, buf, sizeof(buf)),
buf);
chan->num_conf_req++;
}
diff --git a/sound/isa/msnd/msnd_midi.c b/sound/isa/msnd/msnd_midi.c
index ffc67fd80c23..58e59cd3c95c 100644
--- a/sound/isa/msnd/msnd_midi.c
+++ b/sound/isa/msnd/msnd_midi.c
@@ -120,24 +120,24 @@ void snd_msndmidi_input_read(void *mpuv)
unsigned long flags;
struct snd_msndmidi *mpu = mpuv;
void *pwMIDQData = mpu->dev->mappedbase + MIDQ_DATA_BUFF;
+ u16 head, tail, size;

spin_lock_irqsave(&mpu->input_lock, flags);
- while (readw(mpu->dev->MIDQ + JQS_wTail) !=
- readw(mpu->dev->MIDQ + JQS_wHead)) {
- u16 wTmp, val;
- val = readw(pwMIDQData + 2 * readw(mpu->dev->MIDQ + JQS_wHead));
-
- if (test_bit(MSNDMIDI_MODE_BIT_INPUT_TRIGGER,
- &mpu->mode))
- snd_rawmidi_receive(mpu->substream_input,
- (unsigned char *)&val, 1);
-
- wTmp = readw(mpu->dev->MIDQ + JQS_wHead) + 1;
- if (wTmp > readw(mpu->dev->MIDQ + JQS_wSize))
- writew(0, mpu->dev->MIDQ + JQS_wHead);
- else
- writew(wTmp, mpu->dev->MIDQ + JQS_wHead);
+ head = readw(mpu->dev->MIDQ + JQS_wHead);
+ tail = readw(mpu->dev->MIDQ + JQS_wTail);
+ size = readw(mpu->dev->MIDQ + JQS_wSize);
+ if (head > size || tail > size)
+ goto out;
+ while (head != tail) {
+ unsigned char val = readw(pwMIDQData + 2 * head);
+
+ if (test_bit(MSNDMIDI_MODE_BIT_INPUT_TRIGGER, &mpu->mode))
+ snd_rawmidi_receive(mpu->substream_input, &val, 1);
+ if (++head > size)
+ head = 0;
+ writew(head, mpu->dev->MIDQ + JQS_wHead);
}
+ out:
spin_unlock_irqrestore(&mpu->input_lock, flags);
}
EXPORT_SYMBOL(snd_msndmidi_input_read);
diff --git a/sound/isa/msnd/msnd_pinnacle.c b/sound/isa/msnd/msnd_pinnacle.c
index 4c072666115d..a31ea6c22d19 100644
--- a/sound/isa/msnd/msnd_pinnacle.c
+++ b/sound/isa/msnd/msnd_pinnacle.c
@@ -170,23 +170,24 @@ static irqreturn_t snd_msnd_interrupt(int irq, void *dev_id)
{
struct snd_msnd *chip = dev_id;
void *pwDSPQData = chip->mappedbase + DSPQ_DATA_BUFF;
+ u16 head, tail, size;

/* Send ack to DSP */
/* inb(chip->io + HP_RXL); */

/* Evaluate queued DSP messages */
- while (readw(chip->DSPQ + JQS_wTail) != readw(chip->DSPQ + JQS_wHead)) {
- u16 wTmp;
-
- snd_msnd_eval_dsp_msg(chip,
- readw(pwDSPQData + 2 * readw(chip->DSPQ + JQS_wHead)));
-
- wTmp = readw(chip->DSPQ + JQS_wHead) + 1;
- if (wTmp > readw(chip->DSPQ + JQS_wSize))
- writew(0, chip->DSPQ + JQS_wHead);
- else
- writew(wTmp, chip->DSPQ + JQS_wHead);
+ head = readw(chip->DSPQ + JQS_wHead);
+ tail = readw(chip->DSPQ + JQS_wTail);
+ size = readw(chip->DSPQ + JQS_wSize);
+ if (head > size || tail > size)
+ goto out;
+ while (head != tail) {
+ snd_msnd_eval_dsp_msg(chip, readw(pwDSPQData + 2 * head));
+ if (++head > size)
+ head = 0;
+ writew(head, chip->DSPQ + JQS_wHead);
}
+ out:
/* Send ack to DSP */
inb(chip->io + HP_RXL);
return IRQ_HANDLED;
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