Re: Linux 4.9.270

From: Greg Kroah-Hartman
Date: Wed May 26 2021 - 07:50:36 EST


diff --git a/Makefile b/Makefile
index 94436a50dc9f..e8313ffb8af9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 269
+SUBLEVEL = 270
EXTRAVERSION =
NAME = Roaring Lionus

diff --git a/arch/openrisc/kernel/setup.c b/arch/openrisc/kernel/setup.c
index b4ed8b36e078..e5f5b69a7b7b 100644
--- a/arch/openrisc/kernel/setup.c
+++ b/arch/openrisc/kernel/setup.c
@@ -278,6 +278,8 @@ void calibrate_delay(void)
pr_cont("%lu.%02lu BogoMIPS (lpj=%lu)\n",
loops_per_jiffy / (500000 / HZ),
(loops_per_jiffy / (5000 / HZ)) % 100, loops_per_jiffy);
+
+ of_node_put(cpu);
}

void __init setup_arch(char **cmdline_p)
diff --git a/drivers/cdrom/gdrom.c b/drivers/cdrom/gdrom.c
index 1852d19d0d7b..86110a2abf0f 100644
--- a/drivers/cdrom/gdrom.c
+++ b/drivers/cdrom/gdrom.c
@@ -773,6 +773,13 @@ static int probe_gdrom_setupqueue(void)
static int probe_gdrom(struct platform_device *devptr)
{
int err;
+
+ /*
+ * Ensure our "one" device is initialized properly in case of previous
+ * usages of it
+ */
+ memset(&gd, 0, sizeof(gd));
+
/* Start the device */
if (gdrom_execute_diagnostic() != 1) {
pr_warning("ATA Probe for GDROM failed\n");
@@ -850,6 +857,8 @@ static int remove_gdrom(struct platform_device *devptr)
if (gdrom_major)
unregister_blkdev(gdrom_major, GDROM_DEV_NAME);
unregister_cdrom(gd.cd_info);
+ kfree(gd.cd_info);
+ kfree(gd.toc);

return 0;
}
@@ -865,7 +874,7 @@ static struct platform_driver gdrom_driver = {
static int __init init_gdrom(void)
{
int rc;
- gd.toc = NULL;
+
rc = platform_driver_register(&gdrom_driver);
if (rc)
return rc;
@@ -881,8 +890,6 @@ static void __exit exit_gdrom(void)
{
platform_device_unregister(pd);
platform_driver_unregister(&gdrom_driver);
- kfree(gd.toc);
- kfree(gd.cd_info);
}

module_init(init_gdrom);
diff --git a/drivers/hwmon/lm80.c b/drivers/hwmon/lm80.c
index be60bd5bab78..ee6d499edc1b 100644
--- a/drivers/hwmon/lm80.c
+++ b/drivers/hwmon/lm80.c
@@ -630,7 +630,6 @@ static int lm80_probe(struct i2c_client *client,
struct device *dev = &client->dev;
struct device *hwmon_dev;
struct lm80_data *data;
- int rv;

data = devm_kzalloc(dev, sizeof(struct lm80_data), GFP_KERNEL);
if (!data)
@@ -643,14 +642,8 @@ static int lm80_probe(struct i2c_client *client,
lm80_init_client(client);

/* A few vars need to be filled upon startup */
- rv = lm80_read_value(client, LM80_REG_FAN_MIN(1));
- if (rv < 0)
- return rv;
- data->fan[f_min][0] = rv;
- rv = lm80_read_value(client, LM80_REG_FAN_MIN(2));
- if (rv < 0)
- return rv;
- data->fan[f_min][1] = rv;
+ data->fan[f_min][0] = lm80_read_value(client, LM80_REG_FAN_MIN(1));
+ data->fan[f_min][1] = lm80_read_value(client, LM80_REG_FAN_MIN(2));

hwmon_dev = devm_hwmon_device_register_with_groups(dev, client->name,
data, lm80_groups);
diff --git a/drivers/infiniband/sw/rxe/rxe_qp.c b/drivers/infiniband/sw/rxe/rxe_qp.c
index 186da467060c..5fa1442fd4f1 100644
--- a/drivers/infiniband/sw/rxe/rxe_qp.c
+++ b/drivers/infiniband/sw/rxe/rxe_qp.c
@@ -258,6 +258,7 @@ static int rxe_qp_init_req(struct rxe_dev *rxe, struct rxe_qp *qp,
if (err) {
vfree(qp->sq.queue->buf);
kfree(qp->sq.queue);
+ qp->sq.queue = NULL;
return err;
}

@@ -315,6 +316,7 @@ static int rxe_qp_init_resp(struct rxe_dev *rxe, struct rxe_qp *qp,
if (err) {
vfree(qp->rq.queue->buf);
kfree(qp->rq.queue);
+ qp->rq.queue = NULL;
return err;
}
}
@@ -374,6 +376,11 @@ int rxe_qp_from_init(struct rxe_dev *rxe, struct rxe_qp *qp, struct rxe_pd *pd,
err2:
rxe_queue_cleanup(qp->sq.queue);
err1:
+ qp->pd = NULL;
+ qp->rcq = NULL;
+ qp->scq = NULL;
+ qp->srq = NULL;
+
if (srq)
rxe_drop_ref(srq);
rxe_drop_ref(scq);
diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c
index 44ceed7ac3c5..7cebcd458943 100644
--- a/drivers/leds/leds-lp5523.c
+++ b/drivers/leds/leds-lp5523.c
@@ -320,7 +320,7 @@ static int lp5523_init_program_engine(struct lp55xx_chip *chip)
usleep_range(3000, 6000);
ret = lp55xx_read(chip, LP5523_REG_STATUS, &status);
if (ret)
- return ret;
+ goto out;
status &= LP5523_ENG_STATUS_MASK;

if (status != LP5523_ENG_STATUS_MASK) {
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index c04d9f22d160..6acdbec05f70 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -1264,6 +1264,7 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)

if (!s->store->chunk_size) {
ti->error = "Chunk size not set";
+ r = -EINVAL;
goto bad_read_metadata;
}

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
index 63ebc491057b..99fc0121da93 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
@@ -1039,7 +1039,7 @@ int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode)
for (i = 0; i < QLCNIC_NUM_ILB_PKT; i++) {
skb = netdev_alloc_skb(adapter->netdev, QLCNIC_ILB_PKT_SIZE);
if (!skb)
- break;
+ goto error;
qlcnic_create_loopback_buff(skb->data, adapter->mac_addr);
skb_put(skb, QLCNIC_ILB_PKT_SIZE);
adapter->ahw->diag_cnt = 0;
@@ -1063,6 +1063,7 @@ int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode)
cnt++;
}
if (cnt != i) {
+error:
dev_err(&adapter->pdev->dev,
"LB Test: failed, TX[%d], RX[%d]\n", i, cnt);
if (mode != QLCNIC_ILB_MODE)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c
index fc1fa0f9f338..fe4128405bbb 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c
@@ -39,7 +39,7 @@ struct sunxi_priv_data {
static int sun7i_gmac_init(struct platform_device *pdev, void *priv)
{
struct sunxi_priv_data *gmac = priv;
- int ret;
+ int ret = 0;

if (gmac->regulator) {
ret = regulator_enable(gmac->regulator);
@@ -60,11 +60,11 @@ static int sun7i_gmac_init(struct platform_device *pdev, void *priv)
} else {
clk_set_rate(gmac->tx_clk, SUN7I_GMAC_MII_RATE);
ret = clk_prepare(gmac->tx_clk);
- if (ret)
- return ret;
+ if (ret && gmac->regulator)
+ regulator_disable(gmac->regulator);
}

- return 0;
+ return ret;
}

static void sun7i_gmac_exit(struct platform_device *pdev, void *priv)
diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index 5bf47279f9c1..306d5d08141e 100644
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -8166,10 +8166,10 @@ static int niu_pci_vpd_scan_props(struct niu *np, u32 start, u32 end)
"VPD_SCAN: Reading in property [%s] len[%d]\n",
namebuf, prop_len);
for (i = 0; i < prop_len; i++) {
- err = niu_pci_eeprom_read(np, off + i);
- if (err >= 0)
- *prop_buf = err;
- ++prop_buf;
+ err = niu_pci_eeprom_read(np, off + i);
+ if (err < 0)
+ return err;
+ *prop_buf++ = err;
}
}

@@ -8180,14 +8180,14 @@ static int niu_pci_vpd_scan_props(struct niu *np, u32 start, u32 end)
}

/* ESPC_PIO_EN_ENABLE must be set */
-static void niu_pci_vpd_fetch(struct niu *np, u32 start)
+static int niu_pci_vpd_fetch(struct niu *np, u32 start)
{
u32 offset;
int err;

err = niu_pci_eeprom_read16_swp(np, start + 1);
if (err < 0)
- return;
+ return err;

offset = err + 3;

@@ -8196,12 +8196,14 @@ static void niu_pci_vpd_fetch(struct niu *np, u32 start)
u32 end;

err = niu_pci_eeprom_read(np, here);
+ if (err < 0)
+ return err;
if (err != 0x90)
- return;
+ return -EINVAL;

err = niu_pci_eeprom_read16_swp(np, here + 1);
if (err < 0)
- return;
+ return err;

here = start + offset + 3;
end = start + offset + err;
@@ -8209,9 +8211,12 @@ static void niu_pci_vpd_fetch(struct niu *np, u32 start)
offset += err;

err = niu_pci_vpd_scan_props(np, here, end);
- if (err < 0 || err == 1)
- return;
+ if (err < 0)
+ return err;
+ if (err == 1)
+ return -EINVAL;
}
+ return 0;
}

/* ESPC_PIO_EN_ENABLE must be set */
@@ -9304,8 +9309,11 @@ static int niu_get_invariants(struct niu *np)
offset = niu_pci_vpd_offset(np);
netif_printk(np, probe, KERN_DEBUG, np->dev,
"%s() VPD offset [%08x]\n", __func__, offset);
- if (offset)
- niu_pci_vpd_fetch(np, offset);
+ if (offset) {
+ err = niu_pci_vpd_fetch(np, offset);
+ if (err < 0)
+ return err;
+ }
nw64(ESPC_PIO_EN, 0);

if (np->flags & NIU_FLAGS_VPD_VALID) {
diff --git a/drivers/net/wireless/realtek/rtlwifi/base.c b/drivers/net/wireless/realtek/rtlwifi/base.c
index 7de18ed10db8..e1992de500b0 100644
--- a/drivers/net/wireless/realtek/rtlwifi/base.c
+++ b/drivers/net/wireless/realtek/rtlwifi/base.c
@@ -454,9 +454,14 @@ static void _rtl_init_mac80211(struct ieee80211_hw *hw)
}
}

-static void _rtl_init_deferred_work(struct ieee80211_hw *hw)
+static int _rtl_init_deferred_work(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct workqueue_struct *wq;
+
+ wq = alloc_workqueue("%s", 0, 0, rtlpriv->cfg->name);
+ if (!wq)
+ return -ENOMEM;

/* <1> timer */
setup_timer(&rtlpriv->works.watchdog_timer,
@@ -465,11 +470,7 @@ static void _rtl_init_deferred_work(struct ieee80211_hw *hw)
rtl_easy_concurrent_retrytimer_callback, (unsigned long)hw);
/* <2> work queue */
rtlpriv->works.hw = hw;
- rtlpriv->works.rtl_wq = alloc_workqueue("%s", 0, 0, rtlpriv->cfg->name);
- if (unlikely(!rtlpriv->works.rtl_wq)) {
- pr_err("Failed to allocate work queue\n");
- return;
- }
+ rtlpriv->works.rtl_wq = wq;

INIT_DELAYED_WORK(&rtlpriv->works.watchdog_wq,
(void *)rtl_watchdog_wq_callback);
@@ -481,7 +482,7 @@ static void _rtl_init_deferred_work(struct ieee80211_hw *hw)
(void *)rtl_swlps_rfon_wq_callback);
INIT_DELAYED_WORK(&rtlpriv->works.fwevt_wq,
(void *)rtl_fwevt_wq_callback);
-
+ return 0;
}

void rtl_deinit_deferred_work(struct ieee80211_hw *hw)
@@ -573,9 +574,7 @@ int rtl_init_core(struct ieee80211_hw *hw)
rtlmac->link_state = MAC80211_NOLINK;

/* <6> init deferred work */
- _rtl_init_deferred_work(hw);
-
- return 0;
+ return _rtl_init_deferred_work(hw);
}
EXPORT_SYMBOL_GPL(rtl_init_core);

diff --git a/drivers/rapidio/rio_cm.c b/drivers/rapidio/rio_cm.c
index b29fc258eeba..ab57a1eb519f 100644
--- a/drivers/rapidio/rio_cm.c
+++ b/drivers/rapidio/rio_cm.c
@@ -2136,6 +2136,14 @@ static int riocm_add_mport(struct device *dev,
return -ENODEV;
}

+ cm->rx_wq = create_workqueue(DRV_NAME "/rxq");
+ if (!cm->rx_wq) {
+ rio_release_inb_mbox(mport, cmbox);
+ rio_release_outb_mbox(mport, cmbox);
+ kfree(cm);
+ return -ENOMEM;
+ }
+
/*
* Allocate and register inbound messaging buffers to be ready
* to receive channel and system management requests
@@ -2146,15 +2154,6 @@ static int riocm_add_mport(struct device *dev,
cm->rx_slots = RIOCM_RX_RING_SIZE;
mutex_init(&cm->rx_lock);
riocm_rx_fill(cm, RIOCM_RX_RING_SIZE);
- cm->rx_wq = create_workqueue(DRV_NAME "/rxq");
- if (!cm->rx_wq) {
- riocm_error("failed to allocate IBMBOX_%d on %s",
- cmbox, mport->name);
- rio_release_outb_mbox(mport, cmbox);
- kfree(cm);
- return -ENOMEM;
- }
-
INIT_WORK(&cm->rx_work, rio_ibmsg_handler);

cm->tx_slot = 0;
diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c
index 104e13ae3428..9ec18463b452 100644
--- a/drivers/scsi/qla2xxx/qla_nx.c
+++ b/drivers/scsi/qla2xxx/qla_nx.c
@@ -1102,7 +1102,8 @@ qla82xx_write_flash_dword(struct qla_hw_data *ha, uint32_t flashaddr,
return ret;
}

- if (qla82xx_flash_set_write_enable(ha))
+ ret = qla82xx_flash_set_write_enable(ha);
+ if (ret < 0)
goto done_write;

qla82xx_wr_32(ha, QLA82XX_ROMUSB_ROM_WDATA, data);
diff --git a/drivers/staging/iio/light/tsl2583.c b/drivers/staging/iio/light/tsl2583.c
index 08f1583ee34e..fb3ec56d45b6 100644
--- a/drivers/staging/iio/light/tsl2583.c
+++ b/drivers/staging/iio/light/tsl2583.c
@@ -382,6 +382,15 @@ static int taos_als_calibrate(struct iio_dev *indio_dev)
dev_err(&chip->client->dev, "taos_als_calibrate failed to get lux\n");
return lux_val;
}
+
+ /* Avoid division by zero of lux_value later on */
+ if (lux_val == 0) {
+ dev_err(&chip->client->dev,
+ "%s: lux_val of 0 will produce out of range trim_value\n",
+ __func__);
+ return -ENODATA;
+ }
+
gain_trim_val = (unsigned int)(((chip->taos_settings.als_cal_target)
* chip->taos_settings.als_gain_trim) / lux_val);

diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 2fa7527b1230..8c74d9ebfc50 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -838,7 +838,7 @@ static inline int resize_screen(struct vc_data *vc, int width, int height,
/* Resizes the resolution of the display adapater */
int err = 0;

- if (vc->vc_mode != KD_GRAPHICS && vc->vc_sw->con_resize)
+ if (vc->vc_sw->con_resize)
err = vc->vc_sw->con_resize(vc, width, height, user);

return err;
diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c
index 275ec49b30b9..9206fd248935 100644
--- a/drivers/tty/vt/vt_ioctl.c
+++ b/drivers/tty/vt/vt_ioctl.c
@@ -898,17 +898,17 @@ int vt_ioctl(struct tty_struct *tty,
if (vcp) {
int ret;
int save_scan_lines = vcp->vc_scan_lines;
- int save_font_height = vcp->vc_font.height;
+ int save_cell_height = vcp->vc_cell_height;

if (v.v_vlin)
vcp->vc_scan_lines = v.v_vlin;
if (v.v_clin)
- vcp->vc_font.height = v.v_clin;
+ vcp->vc_cell_height = v.v_clin;
vcp->vc_resize_user = 1;
ret = vc_resize(vcp, v.v_cols, v.v_rows);
if (ret) {
vcp->vc_scan_lines = save_scan_lines;
- vcp->vc_font.height = save_font_height;
+ vcp->vc_cell_height = save_cell_height;
console_unlock();
return ret;
}
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index 44df6f6fd063..510bc3f51dcc 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -1986,7 +1986,7 @@ static int fbcon_resize(struct vc_data *vc, unsigned int width,
return -EINVAL;

DPRINTK("resize now %ix%i\n", var.xres, var.yres);
- if (con_is_visible(vc)) {
+ if (con_is_visible(vc) && vc->vc_mode == KD_TEXT) {
var.activate = FB_ACTIVATE_NOW |
FB_ACTIVATE_FORCE;
fb_set_var(info, &var);
diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
index b38ee2354cbf..cb9b87963129 100644
--- a/drivers/video/console/vgacon.c
+++ b/drivers/video/console/vgacon.c
@@ -434,7 +434,7 @@ static void vgacon_init(struct vc_data *c, int init)
vc_resize(c, vga_video_num_columns, vga_video_num_lines);

c->vc_scan_lines = vga_scan_lines;
- c->vc_font.height = vga_video_font_height;
+ c->vc_font.height = c->vc_cell_height = vga_video_font_height;
c->vc_complement_mask = 0x7700;
if (vga_512_chars)
c->vc_hi_font_mask = 0x0800;
@@ -572,32 +572,32 @@ static void vgacon_cursor(struct vc_data *c, int mode)
switch (c->vc_cursor_type & 0x0f) {
case CUR_UNDERLINE:
vgacon_set_cursor_size(c->vc_x,
- c->vc_font.height -
- (c->vc_font.height <
+ c->vc_cell_height -
+ (c->vc_cell_height <
10 ? 2 : 3),
- c->vc_font.height -
- (c->vc_font.height <
+ c->vc_cell_height -
+ (c->vc_cell_height <
10 ? 1 : 2));
break;
case CUR_TWO_THIRDS:
vgacon_set_cursor_size(c->vc_x,
- c->vc_font.height / 3,
- c->vc_font.height -
- (c->vc_font.height <
+ c->vc_cell_height / 3,
+ c->vc_cell_height -
+ (c->vc_cell_height <
10 ? 1 : 2));
break;
case CUR_LOWER_THIRD:
vgacon_set_cursor_size(c->vc_x,
- (c->vc_font.height * 2) / 3,
- c->vc_font.height -
- (c->vc_font.height <
+ (c->vc_cell_height * 2) / 3,
+ c->vc_cell_height -
+ (c->vc_cell_height <
10 ? 1 : 2));
break;
case CUR_LOWER_HALF:
vgacon_set_cursor_size(c->vc_x,
- c->vc_font.height / 2,
- c->vc_font.height -
- (c->vc_font.height <
+ c->vc_cell_height / 2,
+ c->vc_cell_height -
+ (c->vc_cell_height <
10 ? 1 : 2));
break;
case CUR_NONE:
@@ -608,7 +608,7 @@ static void vgacon_cursor(struct vc_data *c, int mode)
break;
default:
vgacon_set_cursor_size(c->vc_x, 1,
- c->vc_font.height);
+ c->vc_cell_height);
break;
}
break;
@@ -619,13 +619,13 @@ static int vgacon_doresize(struct vc_data *c,
unsigned int width, unsigned int height)
{
unsigned long flags;
- unsigned int scanlines = height * c->vc_font.height;
+ unsigned int scanlines = height * c->vc_cell_height;
u8 scanlines_lo = 0, r7 = 0, vsync_end = 0, mode, max_scan;

raw_spin_lock_irqsave(&vga_lock, flags);

vgacon_xres = width * VGA_FONTWIDTH;
- vgacon_yres = height * c->vc_font.height;
+ vgacon_yres = height * c->vc_cell_height;
if (vga_video_type >= VIDEO_TYPE_VGAC) {
outb_p(VGA_CRTC_MAX_SCAN, vga_video_port_reg);
max_scan = inb_p(vga_video_port_val);
@@ -680,9 +680,9 @@ static int vgacon_doresize(struct vc_data *c,
static int vgacon_switch(struct vc_data *c)
{
int x = c->vc_cols * VGA_FONTWIDTH;
- int y = c->vc_rows * c->vc_font.height;
+ int y = c->vc_rows * c->vc_cell_height;
int rows = screen_info.orig_video_lines * vga_default_font_height/
- c->vc_font.height;
+ c->vc_cell_height;
/*
* We need to save screen size here as it's the only way
* we can spot the screen has been resized and we need to
@@ -1120,7 +1120,7 @@ static int vgacon_adjust_height(struct vc_data *vc, unsigned fontheight)
cursor_size_lastto = 0;
c->vc_sw->con_cursor(c, CM_DRAW);
}
- c->vc_font.height = fontheight;
+ c->vc_font.height = c->vc_cell_height = fontheight;
vc_resize(c, 0, rows); /* Adjust console size */
}
}
@@ -1174,12 +1174,20 @@ static int vgacon_resize(struct vc_data *c, unsigned int width,
if ((width << 1) * height > vga_vram_size)
return -EINVAL;

+ if (user) {
+ /*
+ * Ho ho! Someone (svgatextmode, eh?) may have reprogrammed
+ * the video mode! Set the new defaults then and go away.
+ */
+ screen_info.orig_video_cols = width;
+ screen_info.orig_video_lines = height;
+ vga_default_font_height = c->vc_cell_height;
+ return 0;
+ }
if (width % 2 || width > screen_info.orig_video_cols ||
height > (screen_info.orig_video_lines * vga_default_font_height)/
- c->vc_font.height)
- /* let svgatextmode tinker with video timings and
- return success */
- return (user) ? 0 : -EINVAL;
+ c->vc_cell_height)
+ return -EINVAL;

if (con_is_visible(c) && !vga_is_gfx) /* who knows */
vgacon_doresize(c, width, height);
diff --git a/drivers/video/fbdev/hgafb.c b/drivers/video/fbdev/hgafb.c
index 59e1cae57948..03c0b1b8747b 100644
--- a/drivers/video/fbdev/hgafb.c
+++ b/drivers/video/fbdev/hgafb.c
@@ -286,7 +286,7 @@ static int hga_card_detect(void)

hga_vram = ioremap(0xb0000, hga_vram_len);
if (!hga_vram)
- goto error;
+ return -ENOMEM;

if (request_region(0x3b0, 12, "hgafb"))
release_io_ports = 1;
@@ -346,13 +346,18 @@ static int hga_card_detect(void)
hga_type_name = "Hercules";
break;
}
- return 1;
+ return 0;
error:
if (release_io_ports)
release_region(0x3b0, 12);
if (release_io_port)
release_region(0x3bf, 1);
- return 0;
+
+ iounmap(hga_vram);
+
+ pr_err("hgafb: HGA card not detected.\n");
+
+ return -EINVAL;
}

/**
@@ -550,13 +555,11 @@ static struct fb_ops hgafb_ops = {
static int hgafb_probe(struct platform_device *pdev)
{
struct fb_info *info;
+ int ret;

- if (! hga_card_detect()) {
- printk(KERN_INFO "hgafb: HGA card not detected.\n");
- if (hga_vram)
- iounmap(hga_vram);
- return -EINVAL;
- }
+ ret = hga_card_detect();
+ if (ret)
+ return ret;

printk(KERN_INFO "hgafb: %s with %ldK of memory detected.\n",
hga_type_name, hga_vram_len/1024);
diff --git a/drivers/video/fbdev/imsttfb.c b/drivers/video/fbdev/imsttfb.c
index 4ef9dc94e813..4363c64d74e8 100644
--- a/drivers/video/fbdev/imsttfb.c
+++ b/drivers/video/fbdev/imsttfb.c
@@ -1516,11 +1516,6 @@ static int imsttfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
info->fix.smem_start = addr;
info->screen_base = (__u8 *)ioremap(addr, par->ramdac == IBM ?
0x400000 : 0x800000);
- if (!info->screen_base) {
- release_mem_region(addr, size);
- framebuffer_release(info);
- return -ENOMEM;
- }
info->fix.mmio_start = addr + 0x800000;
par->dc_regs = ioremap(addr + 0x800000, 0x1000);
par->cmap_regs_phys = addr + 0x840000;
diff --git a/drivers/xen/xen-pciback/xenbus.c b/drivers/xen/xen-pciback/xenbus.c
index 36ec99cff507..291290533102 100644
--- a/drivers/xen/xen-pciback/xenbus.c
+++ b/drivers/xen/xen-pciback/xenbus.c
@@ -357,7 +357,8 @@ static int xen_pcibk_publish_pci_root(struct xen_pcibk_device *pdev,
return err;
}

-static int xen_pcibk_reconfigure(struct xen_pcibk_device *pdev)
+static int xen_pcibk_reconfigure(struct xen_pcibk_device *pdev,
+ enum xenbus_state state)
{
int err = 0;
int num_devs;
@@ -371,9 +372,7 @@ static int xen_pcibk_reconfigure(struct xen_pcibk_device *pdev)
dev_dbg(&pdev->xdev->dev, "Reconfiguring device ...\n");

mutex_lock(&pdev->dev_lock);
- /* Make sure we only reconfigure once */
- if (xenbus_read_driver_state(pdev->xdev->nodename) !=
- XenbusStateReconfiguring)
+ if (xenbus_read_driver_state(pdev->xdev->nodename) != state)
goto out;

err = xenbus_scanf(XBT_NIL, pdev->xdev->nodename, "num_devs", "%d",
@@ -500,6 +499,10 @@ static int xen_pcibk_reconfigure(struct xen_pcibk_device *pdev)
}
}

+ if (state != XenbusStateReconfiguring)
+ /* Make sure we only reconfigure once. */
+ goto out;
+
err = xenbus_switch_state(pdev->xdev, XenbusStateReconfigured);
if (err) {
xenbus_dev_fatal(pdev->xdev, err,
@@ -525,7 +528,7 @@ static void xen_pcibk_frontend_changed(struct xenbus_device *xdev,
break;

case XenbusStateReconfiguring:
- xen_pcibk_reconfigure(pdev);
+ xen_pcibk_reconfigure(pdev, XenbusStateReconfiguring);
break;

case XenbusStateConnected:
@@ -664,6 +667,15 @@ static void xen_pcibk_be_watch(struct xenbus_watch *watch,
xen_pcibk_setup_backend(pdev);
break;

+ case XenbusStateInitialised:
+ /*
+ * We typically move to Initialised when the first device was
+ * added. Hence subsequent devices getting added may need
+ * reconfiguring.
+ */
+ xen_pcibk_reconfigure(pdev, XenbusStateInitialised);
+ break;
+
default:
break;
}
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 67edd6e03f80..fffba1b1da2e 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -629,6 +629,8 @@ smb2_clone_range(const unsigned int xid,
cpu_to_le32(min_t(u32, len, tcon->max_bytes_chunk));

/* Request server copy to target from src identified by key */
+ kfree(retbuf);
+ retbuf = NULL;
rc = SMB2_ioctl(xid, tcon, trgtfile->fid.persistent_fid,
trgtfile->fid.volatile_fid, FSCTL_SRV_COPYCHUNK_WRITE,
true /* is_fsctl */, (char *)pcchunk,
diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c
index ff6cf23be8a2..cb77e7ee2c9f 100644
--- a/fs/ecryptfs/crypto.c
+++ b/fs/ecryptfs/crypto.c
@@ -339,10 +339,8 @@ static int crypt_scatterlist(struct ecryptfs_crypt_stat *crypt_stat,
struct extent_crypt_result ecr;
int rc = 0;

- if (!crypt_stat || !crypt_stat->tfm
- || !(crypt_stat->flags & ECRYPTFS_STRUCT_INITIALIZED))
- return -EINVAL;
-
+ BUG_ON(!crypt_stat || !crypt_stat->tfm
+ || !(crypt_stat->flags & ECRYPTFS_STRUCT_INITIALIZED));
if (unlikely(ecryptfs_verbosity > 0)) {
ecryptfs_printk(KERN_DEBUG, "Key size [%zd]; key:\n",
crypt_stat->key_size);
diff --git a/include/linux/console_struct.h b/include/linux/console_struct.h
index 6fd3c908a340..a30112ba06e4 100644
--- a/include/linux/console_struct.h
+++ b/include/linux/console_struct.h
@@ -61,6 +61,7 @@ struct vc_data {
unsigned int vc_rows;
unsigned int vc_size_row; /* Bytes per row */
unsigned int vc_scan_lines; /* # of scan lines */
+ unsigned int vc_cell_height; /* CRTC character cell height */
unsigned long vc_origin; /* [!] Start of real screen */
unsigned long vc_scr_end; /* [!] End of real screen */
unsigned long vc_visible_origin; /* [!] Top of visible window */
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index ea3370e205fb..4f10223bc7b0 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -159,6 +159,21 @@ void __ptrace_unlink(struct task_struct *child)
spin_unlock(&child->sighand->siglock);
}

+static bool looks_like_a_spurious_pid(struct task_struct *task)
+{
+ if (task->exit_code != ((PTRACE_EVENT_EXEC << 8) | SIGTRAP))
+ return false;
+
+ if (task_pid_vnr(task) == task->ptrace_message)
+ return false;
+ /*
+ * The tracee changed its pid but the PTRACE_EVENT_EXEC event
+ * was not wait()'ed, most probably debugger targets the old
+ * leader which was destroyed in de_thread().
+ */
+ return true;
+}
+
/* Ensure that nothing can wake it up, even SIGKILL */
static bool ptrace_freeze_traced(struct task_struct *task)
{
@@ -169,7 +184,8 @@ static bool ptrace_freeze_traced(struct task_struct *task)
return ret;

spin_lock_irq(&task->sighand->siglock);
- if (task_is_traced(task) && !__fatal_signal_pending(task)) {
+ if (task_is_traced(task) && !looks_like_a_spurious_pid(task) &&
+ !__fatal_signal_pending(task)) {
task->state = __TASK_TRACED;
ret = true;
}
diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c
index 6670b7ffc200..cedfce6f397e 100644
--- a/net/bluetooth/smp.c
+++ b/net/bluetooth/smp.c
@@ -2636,6 +2636,15 @@ static int smp_cmd_public_key(struct l2cap_conn *conn, struct sk_buff *skb)
if (skb->len < sizeof(*key))
return SMP_INVALID_PARAMS;

+ /* Check if remote and local public keys are the same and debug key is
+ * not in use.
+ */
+ if (!test_bit(SMP_FLAG_DEBUG_KEY, &smp->flags) &&
+ !crypto_memneq(key, smp->local_pk, 64)) {
+ bt_dev_err(hdev, "Remote and local public keys are identical");
+ return SMP_UNSPECIFIED;
+ }
+
memcpy(smp->remote_pk, key, 64);

if (test_bit(SMP_FLAG_REMOTE_OOB, &smp->flags)) {
diff --git a/sound/firewire/Kconfig b/sound/firewire/Kconfig
index 8557e54d2659..f7b8dcb57815 100644
--- a/sound/firewire/Kconfig
+++ b/sound/firewire/Kconfig
@@ -36,7 +36,7 @@ config SND_OXFW
* Mackie(Loud) Onyx-i series (former models)
* Mackie(Loud) Onyx Satellite
* Mackie(Loud) Tapco Link.Firewire
- * Mackie(Loud) d.2 pro/d.4 pro
+ * Mackie(Loud) d.4 pro
* Mackie(Loud) U.420/U.420d
* TASCAM FireOne
* Stanton Controllers & Systems 1 Deck/Mixer
@@ -82,7 +82,7 @@ config SND_BEBOB
* PreSonus FIREBOX/FIREPOD/FP10/Inspire1394
* BridgeCo RDAudio1/Audio5
* Mackie Onyx 1220/1620/1640 (FireWire I/O Card)
- * Mackie d.2 (FireWire Option)
+ * Mackie d.2 (FireWire Option) and d.2 Pro
* Stanton FinalScratch 2 (ScratchAmp)
* Tascam IF-FW/DM
* Behringer XENIX UFX 1204/1604
diff --git a/sound/firewire/bebob/bebob.c b/sound/firewire/bebob/bebob.c
index a205b93fd9ac..9d620a7c283f 100644
--- a/sound/firewire/bebob/bebob.c
+++ b/sound/firewire/bebob/bebob.c
@@ -414,7 +414,7 @@ static const struct ieee1394_device_id bebob_id_table[] = {
SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010049, &spec_normal),
/* Mackie, Onyx 1220/1620/1640 (Firewire I/O Card) */
SND_BEBOB_DEV_ENTRY(VEN_MACKIE2, 0x00010065, &spec_normal),
- /* Mackie, d.2 (Firewire Option) */
+ // Mackie, d.2 (Firewire option card) and d.2 Pro (the card is built-in).
SND_BEBOB_DEV_ENTRY(VEN_MACKIE1, 0x00010067, &spec_normal),
/* Stanton, ScratchAmp */
SND_BEBOB_DEV_ENTRY(VEN_STANTON, 0x00000001, &spec_normal),
diff --git a/sound/firewire/oxfw/oxfw.c b/sound/firewire/oxfw/oxfw.c
index a7ab34d5e7b0..44ecf2f5f65f 100644
--- a/sound/firewire/oxfw/oxfw.c
+++ b/sound/firewire/oxfw/oxfw.c
@@ -405,7 +405,6 @@ static const struct ieee1394_device_id oxfw_id_table[] = {
* Onyx-i series (former models): 0x081216
* Mackie Onyx Satellite: 0x00200f
* Tapco LINK.firewire 4x6: 0x000460
- * d.2 pro: Unknown
* d.4 pro: Unknown
* U.420: Unknown
* U.420d: Unknown
diff --git a/sound/isa/sb/sb8.c b/sound/isa/sb/sb8.c
index e75bfc511e3e..ad42d2364199 100644
--- a/sound/isa/sb/sb8.c
+++ b/sound/isa/sb/sb8.c
@@ -111,10 +111,6 @@ static int snd_sb8_probe(struct device *pdev, unsigned int dev)

/* block the 0x388 port to avoid PnP conflicts */
acard->fm_res = request_region(0x388, 4, "SoundBlaster FM");
- if (!acard->fm_res) {
- err = -EBUSY;
- goto _err;
- }

if (port[dev] != SNDRV_AUTO_PORT) {
if ((err = snd_sbdsp_create(card, port[dev], irq[dev],
diff --git a/sound/usb/line6/driver.c b/sound/usb/line6/driver.c
index ea3a9bd05e68..0107bbfeb17d 100644
--- a/sound/usb/line6/driver.c
+++ b/sound/usb/line6/driver.c
@@ -687,6 +687,10 @@ static int line6_init_cap_control(struct usb_line6 *line6)
line6->buffer_message = kmalloc(LINE6_MIDI_MESSAGE_MAXLEN, GFP_KERNEL);
if (!line6->buffer_message)
return -ENOMEM;
+
+ ret = line6_init_midi(line6);
+ if (ret < 0)
+ return ret;
} else {
ret = line6_hwdep_init(line6);
if (ret < 0)
diff --git a/sound/usb/line6/pod.c b/sound/usb/line6/pod.c
index 17aa616e61f5..aaa192aee883 100644
--- a/sound/usb/line6/pod.c
+++ b/sound/usb/line6/pod.c
@@ -421,11 +421,6 @@ static int pod_init(struct usb_line6 *line6,
if (err < 0)
return err;

- /* initialize MIDI subsystem: */
- err = line6_init_midi(line6);
- if (err < 0)
- return err;
-
/* initialize PCM subsystem: */
err = line6_init_pcm(line6, &pod_pcm_properties);
if (err < 0)
diff --git a/sound/usb/line6/variax.c b/sound/usb/line6/variax.c
index 0c4512d0382e..a911cff0cec8 100644
--- a/sound/usb/line6/variax.c
+++ b/sound/usb/line6/variax.c
@@ -217,7 +217,6 @@ static int variax_init(struct usb_line6 *line6,
const struct usb_device_id *id)
{
struct usb_line6_variax *variax = (struct usb_line6_variax *) line6;
- int err;

line6->process_message = line6_variax_process_message;
line6->disconnect = line6_variax_disconnect;
@@ -233,11 +232,6 @@ static int variax_init(struct usb_line6 *line6,
if (variax->buffer_activate == NULL)
return -ENOMEM;

- /* initialize MIDI subsystem: */
- err = line6_init_midi(&variax->line6);
- if (err < 0)
- return err;
-
/* initiate startup procedure: */
variax_startup1(variax);
return 0;
diff --git a/sound/usb/midi.c b/sound/usb/midi.c
index ea264727fdf7..f0b41fee7130 100644
--- a/sound/usb/midi.c
+++ b/sound/usb/midi.c
@@ -1867,8 +1867,12 @@ static int snd_usbmidi_get_ms_info(struct snd_usb_midi *umidi,
ms_ep = find_usb_ms_endpoint_descriptor(hostep);
if (!ms_ep)
continue;
+ if (ms_ep->bLength <= sizeof(*ms_ep))
+ continue;
if (ms_ep->bNumEmbMIDIJack > 0x10)
continue;
+ if (ms_ep->bLength < sizeof(*ms_ep) + ms_ep->bNumEmbMIDIJack)
+ continue;
if (usb_endpoint_dir_out(ep)) {
if (endpoints[epidx].out_ep) {
if (++epidx >= MIDI_MAX_ENDPOINTS) {