diff options
| author |   Hans Verkuil <hverkuil@xs4all.nl> | 2010-05-02 05:11:32 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-05-19 12:58:56 -0300 |
| commit | dd0daf2a6fb6bec436a3ef68bd585ea09a2a54b7 (patch) | |
| tree | 5583293904a5e1383b9eb0baf6f823e2b4bb6ae5 /drivers/media | |
| parent | V4L/DVB: em28xx: g_tuner must set type field (diff) | |
| download | linux-dev-dd0daf2a6fb6bec436a3ef68bd585ea09a2a54b7.tar.xz linux-dev-dd0daf2a6fb6bec436a3ef68bd585ea09a2a54b7.zip | |
V4L/DVB: v4l2-dev: remove unnecessary lock around atomic clear_bit
No need to lock when unregistering the device: clear_bit is already an
atomic operation.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/video/v4l2-dev.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/media/video/v4l2-dev.c b/drivers/media/video/v4l2-dev.c index 65a7b30524ca..0ca7ec9ca902 100644 --- a/drivers/media/video/v4l2-dev.c +++ b/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); |