V4L/DVB: saa7134: remove stray unlock_kernel

An earlier commit removed the lock_kernel/unlock_kernel pair but forgot
to remove the unlock_kernel call in the cleanup path at the end of the
function.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 3 insertions, 5 deletions

diff --git a/drivers/media/video/saa7134/saa7134-empress.c b/drivers/media/video/saa7134/saa7134-empress.c
index 7dfecfc6017c..ee5bff02a92c 100644
--- a/drivers/media/video/saa7134/saa7134-empress.c
+++ b/drivers/media/video/saa7134/saa7134-empress.c
@@ -93,9 +93,9 @@ static int ts_open(struct file *file)
         dprintk("open dev=%s\n", video_device_node_name(vdev));
         err = -EBUSY;
         if (!mutex_trylock(&dev->empress_tsq.vb_lock))
-                goto done;
+                return err;
         if (atomic_read(&dev->empress_users))
-                goto done_up;
+                goto done;
 
         /* Unmute audio */
         saa_writeb(SAA7134_AUDIO_MUTE_CTRL,
@@ -105,10 +105,8 @@ static int ts_open(struct file *file)
         file->private_data = dev;
         err = 0;
 
-done_up:
-        mutex_unlock(&dev->empress_tsq.vb_lock);
 done:
-        unlock_kernel();
+        mutex_unlock(&dev->empress_tsq.vb_lock);
         return err;
 }