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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: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Mauro Carvalho Chehab 2008-01-31 13:59:29 -03:00
parent 64f9477f95
commit fb62a5953e
1 changed files with 0 additions and 2 deletions
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2
drivers/media/video/saa7134/saa7134-empress.c
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@ -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;
}