V4L/DVB (9355): de-BKL cafe_ccic.c

Remove lock_kernel() call from cafe_ccic.c

Commit d56dc61265 added lock_kernel()
calls to cafe_ccic.c.  But that driver was written with proper locking
and does not need the BKL, so take it back out.

Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Jonathan Corbet 2008-10-17 20:19:29 -03:00 committed by Mauro Carvalho Chehab
parent c7f09db685
commit 74084d33cb

View File

@ -1476,12 +1476,9 @@ static int cafe_v4l_open(struct inode *inode, struct file *filp)
{
struct cafe_camera *cam;
lock_kernel();
cam = cafe_find_dev(iminor(inode));
if (cam == NULL) {
unlock_kernel();
if (cam == NULL)
return -ENODEV;
}
filp->private_data = cam;
mutex_lock(&cam->s_mutex);
@ -1493,7 +1490,6 @@ static int cafe_v4l_open(struct inode *inode, struct file *filp)
}
(cam->users)++;
mutex_unlock(&cam->s_mutex);
unlock_kernel();
return 0;
}