[review,7/8] radio-mr800: add few lost mutex locks

Commit Message

Alexey Klimov Feb. 3, 2009, 1:09 a.m. UTC

Patch adds two lost mutex locks.

Signed-off-by: Alexey Klimov <[e-mail]>

--

Patch

diff -r 5f3bbcc00bcf linux/drivers/media/radio/radio-mr800.c
--- a/linux/drivers/media/radio/radio-mr800.c	Tue Feb 03 03:05:09 2009 +0300
+++ b/linux/drivers/media/radio/radio-mr800.c	Tue Feb 03 03:06:20 2009 +0300
@@ -434,7 +434,10 @@ 
 	if (radio->removed)
 		return -EIO;
 
+	mutex_lock(&radio->lock);
 	radio->curfreq = f->frequency;
+	mutex_unlock(&radio->lock);
+
 	retval = amradio_setfreq(radio, radio->curfreq);
 	if (retval < 0)
 		amradio_dev_warn(&radio->videodev->dev,
@@ -602,7 +605,9 @@ 
 	if (!radio)
 		return -ENODEV;
 
+	mutex_lock(&radio->lock);
 	radio->users = 0;
+	mutex_unlock(&radio->lock);
 
 	if (!radio->removed) {
 		retval = amradio_set_mute(radio, AMRADIO_STOP);