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V4L/DVB (9875): gspca - main: Fix vidioc_s_jpegcomp locking.

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Signed-off-by: Jim Paris <jim@jtan.com>
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Jim Paris 2008-12-10 05:50:44 -03:00 committed by Mauro Carvalho Chehab
parent 11c6c7fb89
commit f86d4a9173
1 changed files with 2 additions and 2 deletions
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4
drivers/media/video/gspca/gspca.c
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@ -1264,10 +1264,10 @@ static int vidioc_s_jpegcomp(struct file *file, void *priv,
struct gspca_dev *gspca_dev = priv;
int ret;
if (mutex_lock_interruptible(&gspca_dev->usb_lock))
return -ERESTARTSYS;
if (!gspca_dev->sd_desc->set_jcomp)
return -EINVAL;
if (mutex_lock_interruptible(&gspca_dev->usb_lock))
return -ERESTARTSYS;
ret = gspca_dev->sd_desc->set_jcomp(gspca_dev, jpegcomp);
mutex_unlock(&gspca_dev->usb_lock);
return ret;