diff options
| author | Gustavo A. R. Silva <garsilva@embeddedor.com> | 2017-11-22 22:34:44 -0500 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-12-08 11:15:41 -0500 |
| commit | 5a18c2434f8bfc8bc2fb0f8af3e44f7408d63e4f (patch) | |
| tree | 1421b4340a43bf03257ab5ebc43fcb605d7bb2bb /drivers/media/platform | |
| parent | 20772c1a6f0e03d4231e2b539863987fa0c94e89 (diff) | |
| download | linux-5a18c2434f8bfc8bc2fb0f8af3e44f7408d63e4f.tar.gz | |
media: davinci: vpif_capture: add NULL check on devm_kzalloc return value
Check return value from call to devm_kzalloc() in order to prevent
a NULL pointer dereference.
This issue was detected with the help of Coccinelle.
Fixes: 4a5f8ae50b66 ("[media] davinci: vpif_capture: get subdevs from DT when available")
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/platform')
| -rw-r--r-- | drivers/media/platform/davinci/vpif_capture.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c index fca4dc829f73..e45916f69def 100644 --- a/drivers/media/platform/davinci/vpif_capture.c +++ b/drivers/media/platform/davinci/vpif_capture.c @@ -1550,6 +1550,8 @@ vpif_capture_get_pdata(struct platform_device *pdev) sizeof(*chan->inputs) * VPIF_CAPTURE_NUM_CHANNELS, GFP_KERNEL); + if (!chan->inputs) + return NULL; chan->input_count++; chan->inputs[i].input.type = V4L2_INPUT_TYPE_CAMERA; |