diff options
Diffstat (limited to 'sound/usb/mixer_us16x08.c')
| -rw-r--r-- | sound/usb/mixer_us16x08.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/sound/usb/mixer_us16x08.c b/sound/usb/mixer_us16x08.c index 236b69054867..1c5712c31f5e 100644 --- a/sound/usb/mixer_us16x08.c +++ b/sound/usb/mixer_us16x08.c @@ -152,12 +152,11 @@ static int snd_us16x08_recv_urb(struct snd_usb_audio *chip, unsigned char *buf, int size) { - mutex_lock(&chip->mutex); + guard(mutex)(&chip->mutex); snd_usb_ctl_msg(chip->dev, usb_rcvctrlpipe(chip->dev, 0), SND_US16X08_URB_METER_REQUEST, SND_US16X08_URB_METER_REQUESTTYPE, 0, 0, buf, size); - mutex_unlock(&chip->mutex); return 0; } |