diff --git a/[refs] b/[refs]
index 372104270baf..b4bd31cc1e80 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0eed42e48a6292ebc96606c6a7105c69b37666d0
+refs/heads/master: dd0daf2a6fb6bec436a3ef68bd585ea09a2a54b7
diff --git a/trunk/drivers/media/video/v4l2-dev.c b/trunk/drivers/media/video/v4l2-dev.c
index 65a7b30524ca..0ca7ec9ca902 100644
--- a/trunk/drivers/media/video/v4l2-dev.c
+++ b/trunk/drivers/media/video/v4l2-dev.c
@@ -600,9 +600,7 @@ void video_unregister_device(struct video_device *vdev)
 	if (!vdev || !video_is_registered(vdev))
 		return;
 
-	mutex_lock(&videodev_lock);
 	clear_bit(V4L2_FL_REGISTERED, &vdev->flags);
-	mutex_unlock(&videodev_lock);
 	device_unregister(&vdev->dev);
 }
 EXPORT_SYMBOL(video_unregister_device);