Commit fb62a595 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab

V4L/DVB (7122): saa7134-empress: Remove back lock

videobuf functions at close() method already locks videobuf. It makes no sense
to keep the locking at empress close() method.

There is also a lock at open() method. I'm not sure if it is safe to remove the
locking there.
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 64f9477f
......@@ -110,7 +110,6 @@ static int ts_release(struct inode *inode, struct file *file)
{
struct saa7134_dev *dev = file->private_data;
mutex_lock(&dev->empress_tsq.vb_lock);
videobuf_stop(&dev->empress_tsq);
videobuf_mmap_free(&dev->empress_tsq);
dev->empress_users--;
......@@ -122,7 +121,6 @@ static int ts_release(struct inode *inode, struct file *file)
saa_writeb(SAA7134_AUDIO_MUTE_CTRL,
saa_readb(SAA7134_AUDIO_MUTE_CTRL) | (1 << 6));
mutex_unlock(&dev->empress_tsq.vb_lock);
return 0;
}
......
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