Commit 88336e17 authored Mar 21, 2016 by Max Kellermann Committed by Mauro Carvalho Chehab Apr 06, 2016

[media] media-devnode: add missing mutex lock in error handler



We should protect the device unregister patch too, at the error
condition.

Signed-off-by: Max Kellermann <max@duempel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

parent 952f8eef

drivers/media/media-devnode.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -267,8 +267,11 @@ int __must_check media_devnode_register(struct media_devnode *mdev,
		return 0;

		error:
		mutex_lock(&media_devnode_lock);
		cdev_del(&mdev->cdev);
		clear_bit(mdev->minor, media_devnode_nums);
		mutex_unlock(&media_devnode_lock);

		return ret;
		}