diff options
| author | Jiasheng Jiang <jiasheng@iscas.ac.cn> | 2023-02-08 08:14:42 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@kernel.org> | 2023-03-19 22:52:04 +0100 |
| commit | 2371adeab717d8fe32144a84f3491a03c5838cfb (patch) | |
| tree | 05902f70bc96698465a53b7c8906615b21de592b /drivers | |
| parent | 474acc639fc8671fa4c1919d9e03253c82b6d321 (diff) | |
media: bdisp: Add missing check for create_workqueue
Add the check for the return value of the create_workqueue
in order to avoid NULL pointer dereference.
Fixes: 28ffeebbb7bd ("[media] bdisp: 2D blitter driver using v4l2 mem2mem framework")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/platform/st/sti/bdisp/bdisp-v4l2.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/media/platform/st/sti/bdisp/bdisp-v4l2.c b/drivers/media/platform/st/sti/bdisp/bdisp-v4l2.c index dd74cc43920d..080da254b910 100644 --- a/drivers/media/platform/st/sti/bdisp/bdisp-v4l2.c +++ b/drivers/media/platform/st/sti/bdisp/bdisp-v4l2.c @@ -1309,6 +1309,8 @@ static int bdisp_probe(struct platform_device *pdev) init_waitqueue_head(&bdisp->irq_queue); INIT_DELAYED_WORK(&bdisp->timeout_work, bdisp_irq_timeout); bdisp->work_queue = create_workqueue(BDISP_NAME); + if (!bdisp->work_queue) + return -ENOMEM; spin_lock_init(&bdisp->slock); mutex_init(&bdisp->lock); |