Function devm_gpiod_get_optional() returns an ERR_PTR on failure. Its
return value should not be validated by a NULL check. Instead, use IS_ERR.
Signed-off-by: Pan Bian
---
drivers/net/dsa/lan9303-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/dsa/lan9303
ate the return
value of platform_get_irq_byname().
Signed-off-by: Pan Bian
---
drivers/power/supply/cpcap-charger.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/power/supply/cpcap-charger.c
b/drivers/power/supply/cpcap-charger.c
index 11a0763..e4905be 100644
--- a/dri
validate the
return value of platform_get_irq_byname().
Signed-off-by: Pan Bian
---
drivers/iio/adc/cpcap-adc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iio/adc/cpcap-adc.c b/drivers/iio/adc/cpcap-adc.c
index 6e419d5..f153e026 100644
--- a/drivers/iio/adc/cpca
In function advansys_eisa_probe(), data->host[i] holds the return value
of scsi_host_alloc(). The memory allocated by scsi_host_alloc() should
be deallocated with scsi_host_put(), not kfree().
Signed-off-by: Pan Bian
---
drivers/scsi/advansys.c | 4 ++--
1 file changed, 2 insertions(+)
The function kunmap_atomatic() is called on the same variable twice,
i.e. pt->v. In the second call, its parameter should be variable v
rather than pt->v.
Signed-off-by: Pan Bian
---
drivers/gpu/drm/gma500/mmu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/g
Memory allocated by kmem_cache_alloc() should not be deallocated with
kfree(). Use kmem_cache_free() instead.
Signed-off-by: Pan Bian
---
drivers/mtd/ubi/fastmap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c
index
The function netdev_priv() returns the private data of the device. The
memory to store the private data is allocated in alloc_netdev() and is
released in netdev_free(). Calling kfree() on the return value of
netdev_priv() after netdev_free() results in a double free bug.
Signed-off-by: Pan Bian
unexpected.
Signed-off-by: Pan Bian
---
drivers/net/ethernet/hisilicon/hns/hns_enet.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c
b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
index 3652063..e771926 100644
--- a/drivers
The remapping result of memremap should be freed with memunmap, not
kfree.
Signed-off-by: Pan Bian
---
drivers/firmware/efi/esrt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/firmware/efi/esrt.c b/drivers/firmware/efi/esrt.c
index bd7ed3c..3ef7001 100644
--- a
In function advansys_eisa_probe(), data->host[i] holds the return value
of scsi_host_alloc(). The memory allocated by scsi_host_alloc() should
be deallocated with scsi_host_put(), not kfree().
Signed-off-by: Pan Bian
---
drivers/scsi/advansys.c | 4 ++--
1 file changed, 2 insertions(+)
unexpected.
Signed-off-by: Pan Bian
---
drivers/net/ethernet/hisilicon/hns/hns_enet.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c
b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
index 3652063..e771926 100644
--- a/drivers
try with its parent obtained before
dropping the reference.
Fixes: a056cc8934c("exportfs: stop retrying once we race with
rename/remove")
Signed-off-by: Pan Bian
---
fs/exportfs/expfs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/exportfs/expfs.c b/fs/exportfs/
try with its parent obtained before
dropping the reference.
Fixes: a056cc8934c("exportfs: stop retrying once we race with
rename/remove")
Signed-off-by: Pan Bian
---
V2: get rid of the comment
---
fs/exportfs/expfs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git
s to pr_")
Signed-off-by: Pan Bian
---
fs/hfs/btree.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/hfs/btree.c b/fs/hfs/btree.c
index 98b96ff..19017d2 100644
--- a/fs/hfs/btree.c
+++ b/fs/hfs/btree.c
@@ -338,13 +338,14 @@ void hfs_bmap_free(struct hf
The function hfs_bmap_free frees node via hfs_bnode_put(node). However,
it then reads node->this when dumping error message on an error path,
which may result in a use-after-free bug. This patch frees node only
when it is never used.
Fixes: a1185ffa2fc("HFS rewrite")
Signed-off
After calling dput(new_dentry), new_dentry is passed to fsnotify_move.
This may result in a use-after-free bug. This patch moves the put
operation late.
Fixes: 49d31c2f389a("dentry name snapshots")
Signed-off-by: Pan Bian
---
fs/namei.c | 2 +-
1 file changed, 1 insertion(+),
The function xfs_alloc_get_freelist calls xfs_perag_put to drop the
reference. In this case, pag may be released. However,
pag->pagf_btreeblks is read and write after the put operation. This may
result in a use-after-free bug. This patch moves the put operation late.
Signed-off-by: Pan B
The function hfs_bmap_free frees node via hfs_bnode_put(node).
However, it then reads node->this when dumping error message on an error
path, which may result in a use-after-free bug. This patch frees node
only when it is never used.
Signed-off-by: Pan Bian
---
fs/hfsplus/btree.c | 3 ++-
After calling dput(new_dentry), new_dentry is passed to fsnotify_move.
This may result in a use-after-free bug. This patch moves the put
operation late.
Fixes: da1ce0670c14("vfs: add cross-rename")
Signed-off-by: Pan Bian
---
V2: correct the fixes commit information
---
fs/namei.c
The function ext2_xattr_set calls brelse(bh) to drop the reference count
of bh. After that, bh may be freed. However, following brelse(bh),
it reads bh->b_data via macro HDR(bh). This may result in a
use-after-free bug. This patch moves brelse(bh) after reading field.
Signed-off-by: Pan B
-off-by: Pan Bian
---
fs/freevxfs/vxfs_bmap.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/freevxfs/vxfs_bmap.c b/fs/freevxfs/vxfs_bmap.c
index 1fd41cf..136e5d1 100644
--- a/fs/freevxfs/vxfs_bmap.c
+++ b/fs/freevxfs/vxfs_bmap.c
@@ -150,6 +150,7 @@ vxfs_bmap_indir(struct inode *ip, long
The function autofs_expire_run calls dput(dentry) to drop the reference
count of dentry. However, dentry is read via autofs_dentry_ino(dentry)
after that. This may result in a use-free-bug. The patch drops the
reference count of dentry only when it is never used.
Signed-off-by: Pan Bian
---
fs
. The patch sets bh1 and bh2 to NULL after their
reference counts are decreased.
Signed-off-by: Pan Bian
---
fs/qnx6/inode.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/qnx6/inode.c b/fs/qnx6/inode.c
index 4aeb26b..e8a8536 100644
--- a/fs/qnx6/inode.c
+++ b/fs/qnx6/inode.c
@@ -405,12
ing and putting the page.
Signed-off-by: Pan Bian
---
fs/nilfs2/gcinode.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/fs/nilfs2/gcinode.c b/fs/nilfs2/gcinode.c
index aa3c328..a24bb29 100644
--- a/fs/nilfs2/gcinode.c
+++ b/fs/nilfs2/gcinode.c
@@ -73,10 +73,8 @@
The function frees qf_inode via iput but then pass qf_inode to
lockdep_set_quota_inode on the failure path. This may result in a
use-after-free bug. The patch frees df_inode only when it is never used.
Signed-off-by: Pan Bian
Fixes: daf647d2dd5("ext4: add lockdep annotations for i_dat
The function xfs_alloc_get_freelist calls xfs_perag_put to drop the
reference. However, pag->pagf_btreeblks is read and write after the
put operation. This patch moves the put operation late.
Signed-off-by: Pan Bian
---
V2: correct the commit log
---
fs/xfs/libxfs/xfs_alloc.c | 2 +-
1 f
The memory chunk allocated by hid_allocate_device() should be released
by hid_destroy_device(), not kfree().
Fixes: 0b28cb4bcb1("HID: intel-ish-hid: ISH HID client driver")
Signed-off-by: Pan Bian
---
drivers/hid/intel-ish-hid/ishtp-hid.c | 2 +-
1 file changed, 1 insertion(+),
kfree() is incorrectly used to free the memory chunk allocated by
memstick_alloc_host(). Instead, memstick_free_host() should be used.
Fixes: 60fdd931d577("memstick: add support for JMicron jmb38x ...")
Signed-off-by: Pan Bian
---
drivers/memstick/host/jmb38x_ms.c | 2 +-
1 file
The function sis_find_family drops lpc_bridge reference via pci_dev_put,
however, after that, field lpc_bridge->revision is read. This may result
in a use after free bug. The patch moves the put operation after the
condition check.
Signed-off-by: Pan Bian
---
drivers/ide/sis5513.c | 3 ++-
pci_device->revision is read after dropping pci_device reference via
pci_dev_put, which may result in use-after-free bugs. To fix this, the
patch reads ->revision before dropping reference.
Signed-off-by: Pan Bian
---
drivers/ata/pata_sis.c | 4 +++-
drivers/ata/pata_sl82c105.c | 4 +
The MTD device reference is dropped via put_mtd_device, however its
field ->index is read and passed to ubi_msg. To fix this, the patch
moves the reference dropping after calling ubi_msg.
Signed-off-by: Pan Bian
---
drivers/mtd/ubi/build.c | 2 +-
1 file changed, 1 insertion(+), 1 delet
/messaging capabilities")
Signed-off-by: Pan Bian
---
drivers/mtd/ubi/kapi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mtd/ubi/kapi.c b/drivers/mtd/ubi/kapi.c
index e9e9ecb..0b8f0c4 100644
--- a/drivers/mtd/ubi/kapi.c
+++ b/drivers/mtd/ubi/kapi.c
@@ -227,9 +
owever, after put_device, host is used and released
again. Resulting in a use-after-free bug.
Fixes: 1ed21719448("mmc: core: fix error path in mmc_host_alloc")
Signed-off-by: Pan Bian
---
drivers/mmc/core/host.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/mmc/core/host.c b/
There are two issues in the error handling code. First, if ID allocation
fails, the reference count of carrier is decremented, which has
not been incremented yet. Second, if device_add fails, the allocated ID
will not be released. This patches fixes them.
Signed-off-by: Pan Bian
---
drivers/mcb
ned-off-by: Pan Bian
---
drivers/fsi/fsi-core.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/fsi/fsi-core.c b/drivers/fsi/fsi-core.c
index 2c31563..2bb6625 100644
--- a/drivers/fsi/fsi-core.c
+++ b/drivers/fsi/fsi-core.c
@@ -1056,8 +1056,7 @@ static int fsi_slave_i
The RMI4 function structure has been released in rmi_register_function
if error occurs. However, it will be released again in the function
rmi_create_function, which may result in a double-free bug.
Signed-off-by: Pan Bian
---
drivers/input/rmi4/rmi_driver.c | 6 +-
1 file changed, 1
In the function that creates a CSROW object, the object is not released
when failing to add the device to device hierarchy. This may result in a
memory leak bug.
Signed-off-by: Pan Bian
---
drivers/edac/edac_mc_sysfs.c | 6 +-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a
The memory allocated in the function iio_dummy_evgen_create is not
released if it fails to add the evgen device to device hierarchy. This
may result in a memory leak bug.
Signed-off-by: Pan Bian
---
drivers/iio/dummy/iio_dummy_evgen.c | 5 -
1 file changed, 4 insertions(+), 1 deletion
_device. This patch fixes these issues.
Signed-off-by: Pan Bian
---
drivers/hwtracing/stm/core.c | 9 -
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/hwtracing/stm/core.c b/drivers/hwtracing/stm/core.c
index c7ba8ac..cfb5c4d 100644
--- a/drivers/hwtracing/stm/core.
The reference to iloc.bh has been dropped in ext4_mark_iloc_dirty.
However, the reference is dropped again if error occurs during
ext4_handle_dirty_metadata, which may result in use-after-free bugs.
Fixes: fb265c9cb49e("ext4: add ext4_sb_bread() to disambiguate ENOMEM
cases")
Signed-o
Release the buffer header before returning error code.
Fixes: 2deb1acc653c ("isofs: fix access to unallocated memory when reading
corrupted filesystem")
Signed-off-by: Pan Bian
---
fs/isofs/dir.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/isofs/dir.c b/fs/isofs/d
Stop inode updating before returning the error code.
Fixes: aa75f4d3daae ("ext4: main fast-commit commit path")
Signed-off-by: Pan Bian
---
fs/ext4/inode.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index c173c8405856..64
Free the request rq before returning error code.
Fixes: 972248e9111e ("scsi: bsg-lib: handle bidi requests without block layer
help")
Signed-off-by: Pan Bian
---
block/bsg.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/block/bsg.c b/block/bsg.c
index d7
On the error path, it should goto the error handling label to free
allocated memory rather than directly return.
Fixes: 6328a126896e ("net: systemport: Manage Wake-on-LAN clock")
Signed-off-by: Pan Bian
---
drivers/net/ethernet/broadcom/bcmsysport.c | 6 --
1 file changed, 4
The reference count of the old buffer head should be decremented on path
that fails to get the new buffer head.
Fixes: 6b4657667ba0 ("fs/affs: add rename exchange")
Signed-off-by: Pan Bian
---
fs/affs/namei.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/af
Put DRM device on initialization failure path rather than directly
return error code.
Fixes: a67d5088ceb8 ("drm/imx: drop explicit drm_mode_config_cleanup")
Signed-off-by: Pan Bian
---
drivers/gpu/drm/imx/imx-drm-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git
Decrements the reference count of device node and its child node.
Fixes: dfe7a1b058bb ("regulator: AXP20x: Add support for regulators subsystem")
Signed-off-by: Pan Bian
---
drivers/regulator/axp20x-regulator.c | 7 +++
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git
Also drop the reference count of the node on error path.
Fixes: 508f610648b9 ("PCI: xilinx-cpm: Add Versal CPM Root Port driver")
Signed-off-by: Pan Bian
---
drivers/pci/controller/pcie-xilinx-cpm.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/pci/controller/pcie-xilin
Drop the reference of the child node sen_child before goto out of
the loop.
Signed-off-by: Pan Bian
---
drivers/thermal/sprd_thermal.c | 4
1 file changed, 4 insertions(+)
diff --git a/drivers/thermal/sprd_thermal.c b/drivers/thermal/sprd_thermal.c
index 3682edb2f466..e843f10167b8 100644
Remove the config data when rate setting fails.
Fixes: 9efc9b2b04c7 ("net: stmmac: Add dwmac-intel-plat for GBE driver")
Signed-off-by: Pan Bian
---
drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/d
Also decrement the reference count of child device on error path.
Fixes: 3e782985cb3c ("net: ethernet: fec: Allow configuration of MDIO bus
speed")
Signed-off-by: Pan Bian
---
drivers/net/ethernet/freescale/fec_main.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
di
Put tlink before returning error code.
Fixes: 8ceb98437946 ("CIFS: Move rename to ops struct")
Signed-off-by: Pan Bian
---
fs/cifs/inode.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index a83b3a8ffaac..9c31b6178638 10064
Put file f if inode_storage_ptr() returns NULL.
Fixes: 8ea636848aca ("bpf: Implement bpf_local_storage for inodes")
Acked-by: KP Singh
Signed-off-by: Pan Bian
---
kernel/bpf/bpf_inode_storage.c | 6 +-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/
Call of_node_put() to drop references of regulators_np and reg_np before
returning error code.
Fixes: 9ae5cc75ceaa ("regulator: s5m8767: Pass descriptor instead of GPIO
number")
Signed-off-by: Pan Bian
---
drivers/regulator/s5m8767.c | 7 +--
1 file changed, 5 insertions(+), 2
Jump to the label done to decrement the reference count of HCI device
hdev on path that the Inquiry procedure is interrupted.
Fixes: 3e13fa1e1fab ("Bluetooth: Fix hci_inquiry ioctl usage")
Signed-off-by: Pan Bian
---
net/bluetooth/hci_core.c | 6 --
1 file changed, 4 insert
Instead of directly return, goto the error handling label to free
allocated page.
Fixes: 5f29458b77d5 ("net/mlx5e: Support dump callback in TX reporter")
Signed-off-by: Pan Bian
---
drivers/net/ethernet/mellanox/mlx5/core/en/health.c | 2 +-
1 file changed, 1 insertion(+), 1 deletio
Put the child node np when it fails to get or register device.
Signed-off-by: Pan Bian
---
drivers/mtd/spi-nor/controllers/hisi-sfc.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/mtd/spi-nor/controllers/hisi-sfc.c
b/drivers/mtd/spi-nor/controllers/hisi-sfc.c
be dropped manually.
Fixes: 5a7c81547c1d ("memory: ti-aemif: introduce AEMIF driver")
Signed-off-by: Pan Bian
---
drivers/memory/ti-aemif.c | 8 ++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/memory/ti-aemif.c b/drivers/memory/ti-aemif.c
index 15
Put the device node dn before return error code on failure path.
Fixes: 461cd1b03e32 ("net: dsa: bcm_sf2: Register our slave MDIO bus")
Signed-off-by: Pan Bian
---
drivers/net/dsa/bcm_sf2.c | 8 ++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/net/dsa/b
The allocated page is not released if error occurs in
nvm_submit_io_sync_raw(). __free_page() is moved ealier to avoid
possible memory leak issue.
Fixes: aff3fb18f957 ("lightnvm: move bad block and chunk state logic to core")
Signed-off-by: Pan Bian
---
drivers/lightnvm/core.c | 3 +
Call hci_dev_put() to decrement reference count of HCI device hdev if
fails to duplicate memory.
Fixes: 0b26ab9dce74 ("Bluetooth: AMP: Handle Accept phylink command status evt")
Signed-off-by: Pan Bian
---
net/bluetooth/a2mp.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net
t;bus: qcom: add EBI2 driver")
Signed-off-by: Pan Bian
---
drivers/bus/qcom-ebi2.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/bus/qcom-ebi2.c b/drivers/bus/qcom-ebi2.c
index 03ddcf426887..0b8f53a688b8 100644
--- a/drivers/bus/qcom-ebi2.c
+++ b/drivers/bus/q
Put parent device node parent_np if there is no enough memory.
Fixes: aed6f3cadc86 ("reset: berlin: convert to a platform driver")
Signed-off-by: Pan Bian
---
drivers/reset/reset-berlin.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/reset/reset-
Put the device to avoid resource leak on path that the polling flag is
invalid.
Fixes: a831b9132065 ("NFC: Do not return EBUSY when stopping a poll that's
already stopped")
Signed-off-by: Pan Bian
---
net/nfc/netlink.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/nfc/
Goto to the label put_dev instead of the label error to fix potential
resource leak on path that the target index is invalid.
Fixes: c4fbb6515a4d ("NFC: The core part should generate the target index")
Signed-off-by: Pan Bian
---
net/nfc/rawsock.c | 2 +-
1 file changed, 1 inser
The dst entry should be released if no neighbour is found. Goto label
free_dst to fix the issue. Besides, the check of ndev against NULL is
redundant.
Signed-off-by: Pan Bian
---
.../net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c| 7 +++
1 file changed, 3 insertions(+), 4 deletions
Object out is not released on path that no VMA instance found. The root
cause is jumping to an unexpected label on the error path.
Fixes: a47e788c2310 ("drm/i915/selftests: Exercise CS TLB invalidation")
Signed-off-by: Pan Bian
---
drivers/gpu/drm/i915/selftests/i915_gem_gtt.c | 2
bug.cgi?id=188671
Signed-off-by: Pan Bian
---
drivers/net/wireless/intersil/orinoco/wext.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/wireless/intersil/orinoco/wext.c
b/drivers/net/wireless/intersil/orinoco/wext.c
index 1d4dae4..fee57ea 100644
--- a/drivers/ne
.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188591
Signed-off-by: Pan Bian
---
drivers/dma/ioat/init.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/dma/ioat/init.c b/drivers/dma/ioat/init.c
index 015f711..32383ef 100644
--- a/drivers/dma/ioat/init.c
+++ b/drivers/dma/ioat
error path.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188601
Signed-off-by: Pan Bian
---
drivers/dma/ioat/init.c | 16
1 file changed, 12 insertions(+), 4 deletions(-)
diff --git a/drivers/dma/ioat/init.c b/drivers/dma/ioat/init.c
index 32383ef..3d589f4 100644
--- a/d
-ENOMEM.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188611
Signed-off-by: Pan Bian
---
drivers/extcon/extcon.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c
index 7829846..7c1e3a7 100644
--- a/drivers/extcon
kernel.org/show_bug.cgi?id=188631
Signed-off-by: Pan Bian
---
drivers/gpu/drm/vc4/vc4_gem.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/vc4/vc4_gem.c b/drivers/gpu/drm/vc4/vc4_gem.c
index 47a095f..2592a94 100644
--- a/drivers/gpu/drm/vc4/vc4_gem.c
+++ b/drivers/gpu/drm/vc4
patch fixes the bug.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188641
Signed-off-by: Pan Bian
---
drivers/iio/light/cm3232.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iio/light/cm3232.c b/drivers/iio/light/cm3232.c
index fe89b68..263e972 100644
--- a
lla: https://bugzilla.kernel.org/show_bug.cgi?id=188651
Signed-off-by: Pan Bian
---
drivers/misc/sram.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/misc/sram.c b/drivers/misc/sram.c
index f84b53d..0ef7d65 100644
--- a/drivers/misc/sram.c
+++ b/drivers/misc/sram.c
Function bnxt_hwrm_stat_ctx_alloc() always returns 0, even if the call
to _hwrm_send_message() fails. It may be better to propagate the errors
to the caller of bnxt_hwrm_stat_ctx_alloc().
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188661
Signed-off-by: Pan Bian
---
drivers/net
bug.cgi?id=188671
Signed-off-by: Pan Bian
---
drivers/net/wireless/intersil/orinoco/wext.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/wireless/intersil/orinoco/wext.c
b/drivers/net/wireless/intersil/orinoco/wext.c
index 1d4dae4..fee57ea 100644
--- a/drivers/ne
bug.cgi?id=188671
Signed-off-by: Pan Bian
---
drivers/net/wireless/intersil/orinoco/wext.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/wireless/intersil/orinoco/wext.c
b/drivers/net/wireless/intersil/orinoco/wext.c
index 1d4dae4..fee57ea 100644
--- a/drivers/ne
gi?id=188681
Signed-off-by: Pan Bian
---
drivers/scsi/csiostor/csio_hw.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/csiostor/csio_hw.c b/drivers/scsi/csiostor/csio_hw.c
index 622bdab..8970df2 100644
--- a/drivers/scsi/csiostor/csio_hw.c
+++ b/drivers/scs
assigns "-ENOMEM" to the return
variable ret.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188691
Signed-off-by: Pan Bian
---
drivers/tty/serial/sh-sci.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/seria
stack memory to user sapce, resulting in stack information
leak. To avoid the bug, this patch returns variable ret (which takes
the return value of lbs_cmd_with_response()) instead of 0.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188451
Signed-off-by: Pan Bian
---
drivers/net/wireless
kernel.org/show_bug.cgi?id=188721
Signed-off-by: Pan Bian
---
drivers/xen/xenbus/xenbus_probe.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/xen/xenbus/xenbus_probe.c
b/drivers/xen/xenbus/xenbus_probe.c
index 33a31cf..f87d047 100644
--- a/drivers/xen/xenbus/xenbus_pro
In function btrfs_uuid_tree_iterate(), errno is assigned to variable
ret on errors. However, it directly returns 0. It may be better to
return ret.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188731
Signed-off-by: Pan Bian
---
fs/btrfs/uuid-tree.c | 2 +-
1 file changed, 1 insertion
o ret when usb_alloc_urb() returns a NULL pointer.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188771
Signed-off-by: Pan Bian
---
drivers/net/usb/lan78xx.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index db558b8..f33460c 10
Function br_sysfs_addbr() does not set error code when the call
kobject_create_and_add() returns a NULL pointer. It may be better to
return "-ENOMEM" when kobject_create_and_add() fails.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188781
Signed-off-by: Pan Bian
---
In function caif_sktinit_module(), the check of the return value of
sock_register() seems ineffective. This patch fixes it.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188751
Signed-off-by: Pan Bian
---
net/caif/caif_socket.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion
Variable ret takes the errno on failures. However, it directly returns 0.
It may be better to return "ret".
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188741
Signed-off-by: Pan Bian
---
fs/btrfs/volumes.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git
From: Pan Bian
Function bdisp_debugfs_create() returns 0 even on errors. So its caller
cannot detect the errors. It may be better to return "-ENOMEM" on the
exception paths.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188801
Signed-off-by: Pan Bian
---
drivers/media/pl
?id=188791
Signed-off-by: Pan Bian
---
drivers/atm/lanai.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/atm/lanai.c b/drivers/atm/lanai.c
index ce43ae3..445505d 100644
--- a/drivers/atm/lanai.c
+++ b/drivers/atm/lanai.c
@@ -2143,6 +2143,7 @@ static int lanai_dev_open(struct atm_d
From: Pan Bian
At the end of function lstcon_group_info(), "return 0" seems improper.
It may be better to return the value of rc.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188811
Signed-off-by: Pan Bian
---
drivers/staging/lustre/lnet/selftest/console.c | 2 +-
1 file
From: Pan Bian
In function c4iw_rdev_open(), the value of return variable err should be
negative on errors. However, when the call to __get_free_page() returns
a NULL pointer, its value is not set to "-ENOMEM" and keeps 0. 0 means
no error. And thus, the behavior of its caller may
From: Pan Bian
In function typhoon_init_one(), returns the value of variable err on
errors. However, on some error paths, variable err is not set to a
negative errno. This patch assigns "-EIO" to err on those paths.
Signed-off-by: Pan Bian
---
drivers/net/ethernet/3com/typhoon.c
From: Pan Bian
In function csio_config_device_caps(), returns the value of variable rv
on error paths. However, when validating device capabilities, its value
is reset, and will be 0 on the following error paths. 0 means no error
in this context. It may be better to use variable retval to
From: Pan Bian
In function twa_probe(), returns the value of variable retval on error
paths. However, on some error paths, retval is not set to negative
errnos, and its value will keep 0. This patch fixes them.
Signed-off-by: Pan Bian
---
drivers/scsi/3w-9xxx.c | 6 +-
1 file changed, 5
From: Pan Bian
In function dcbnl_cee_fill(), returns the value of variable err on
errors. However, on some error paths (e.g. nla put fails), its value may
be 0. It may be better to explicitly set a negative errno to variable
err before returning.
Bugzilla: https://bugzilla.kernel.org
From: Pan Bian
In function ocrdma_mbx_create_ah_tbl(), returns the value of status on
errors. However, because status is initialized with 0, 0 will be
returned even if on error paths. This patch initialize status with
"-ENOMEM".
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi
From: Pan Bian
At the end of function ad7150_write_event_config(), directly returns 0.
As a result, the errors will be ignored by the callers. It may be better
to return variable "ret".
Signed-off-by: Pan Bian
---
drivers/staging/iio/cdc/ad7150.c | 2 +-
1 file changed, 1 inser
From: Pan Bian
In function public_key_verify_signature(), returns variable ret on
error paths. When the call to kmalloc() fails, the value of ret is 0,
and it is not set to an errno before returning. This patch fixes the
bug.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188891
Signed
From: Pan Bian
In function cpuidle_add_state_sysfs(), variable ret takes the return
value. Its value should be negative on errors. Because ret is reset in
the loop, its value will be 0 during the second and after repeat of the
loop. If kzalloc() returns a NULL pointer then, it will return 0. It
"-ENOMEM" when kmalloc() fails.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188911
Signed-off-by: Pan Bian
---
drivers/gpu/drm/qxl/qxl_release.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/qxl/qxl_release.c
b/drivers/gpu/drm/qxl/qxl
().
Thanks!
Best regards,
Pan
On Sat, Dec 03, 2016 at 02:53:07PM +0100, Lino Sanfilippo wrote:
> Hi,
>
> On 03.12.2016 14:24, Pan Bian wrote:
> > From: Pan Bian
> >
> > In function typhoon_init_one(), returns the value of variable err on
> > errors. However,
1 - 100 of 205 matches
Mail list logo