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V4L/DVB (7547): em28xx: Fix a broken lock

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Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Mauro Carvalho Chehab 2008-04-13 14:55:38 -03:00
parent f245e549f0
commit e74153d44a
1 changed files with 4 additions and 7 deletions
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11
drivers/media/video/em28xx/em28xx-video.c
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@ -790,15 +790,12 @@ static int res_get(struct em28xx_fh *fh)
if (fh->stream_on)
return rc;
mutex_lock(&dev->lock);
if (dev->stream_on)
rc = -EINVAL;
else {
dev->stream_on = 1;
fh->stream_on = 1;
}
return -EINVAL;
mutex_lock(&dev->lock);
dev->stream_on = 1;
fh->stream_on = 1;
mutex_unlock(&dev->lock);
return rc;
}