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V4L/DVB (10465): dsbr100: Add few lost mutex locks. 

Patch adds two lost mutex locks.

Signed-off-by: Alexey Klimov <klimov.linux@gmail.com>
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Alexey Klimov 2009-02-08 02:00:14 -03:00 committed by Mauro Carvalho Chehab
parent dc025d4a1a
commit fdf9c9979a
1 changed files with 6 additions and 0 deletions
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6
drivers/media/radio/dsbr100.c
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@ -452,7 +452,10 @@ static int vidioc_s_frequency(struct file *file, void *priv,
if (radio->removed)
return -EIO;
mutex_lock(&radio->lock);
radio->curfreq = f->frequency;
mutex_unlock(&radio->lock);
retval = dsbr100_setfreq(radio, radio->curfreq);
if (retval < 0)
dev_warn(&radio->usbdev->dev, "Set frequency failed\n");
@ -603,7 +606,10 @@ static int usb_dsbr100_close(struct file *file)
if (!radio)
return -ENODEV;
mutex_lock(&radio->lock);
radio->users = 0;
mutex_unlock(&radio->lock);
if (!radio->removed) {
retval = dsbr100_stop(radio);
if (retval < 0) {