V4L/DVB (12203): radio-si470x: fix lock imbalance

There is one path with omitted unlock in si470x_fops_release. Fix that.

Cc: Tobias Lorenz <tobias.lorenz@gmx.net>
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/media/radio/radio-si470x.c b/drivers/media/radio/radio-si470x.c
index 640421ceb24..46d21632961 100644
--- a/drivers/media/radio/radio-si470x.c
+++ b/drivers/media/radio/radio-si470x.c
@@ -1200,7 +1200,7 @@ static int si470x_fops_release(struct file *file)
                         video_unregister_device(radio->videodev);
                         kfree(radio->buffer);
                         kfree(radio);
-                        goto done;
+                        goto unlock;
                 }
 
                 /* stop rds reception */
@@ -1213,9 +1213,8 @@ static int si470x_fops_release(struct file *file)
                 retval = si470x_stop(radio);
                 usb_autopm_put_interface(radio->intf);
         }
-
+unlock:
         mutex_unlock(&radio->disconnect_lock);
-
 done:
         return retval;
 }