diff options
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-empress.c')
| -rw-r--r-- | drivers/media/video/saa7134/saa7134-empress.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/video/saa7134/saa7134-empress.c b/drivers/media/video/saa7134/saa7134-empress.c index c0c5d7509c2..6f423d116fb 100644 --- a/drivers/media/video/saa7134/saa7134-empress.c +++ b/drivers/media/video/saa7134/saa7134-empress.c @@ -79,9 +79,11 @@ static int ts_open(struct inode *inode, struct file *file) struct saa7134_dev *dev; int err; + lock_kernel(); list_for_each_entry(dev, &saa7134_devlist, devlist) if (dev->empress_dev && dev->empress_dev->minor == minor) goto found; + unlock_kernel(); return -ENODEV; found: @@ -103,6 +105,7 @@ static int ts_open(struct inode *inode, struct file *file) done_up: mutex_unlock(&dev->empress_tsq.vb_lock); done: + unlock_kernel(); return err; } |