Commit 2371adea authored by 蒋家盛's avatar 蒋家盛 Committed by Mauro Carvalho Chehab
Browse files

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: 28ffeebb ("[media] bdisp: 2D blitter driver using v4l2 mem2mem framework")
Signed-off-by: default avatarJiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent 474acc63

drivers/media/platform/st/sti/bdisp/bdisp-v4l2.c

+2 −0
Original line number Diff line number Diff line
@@ -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);