diff options
Diffstat (limited to 'sound/usb/fcp.c')
-rw-r--r-- | sound/usb/fcp.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/sound/usb/fcp.c b/sound/usb/fcp.c index 98f9964311a7..5ee8d8b66058 100644 --- a/sound/usb/fcp.c +++ b/sound/usb/fcp.c @@ -820,7 +820,6 @@ static long fcp_hwdep_read(struct snd_hwdep *hw, char __user *buf, { struct usb_mixer_interface *mixer = hw->private_data; struct fcp_data *private = mixer->private_data; - unsigned long flags; long ret = 0; u32 event; @@ -832,10 +831,10 @@ static long fcp_hwdep_read(struct snd_hwdep *hw, char __user *buf, if (ret) return ret; - spin_lock_irqsave(&private->notify.lock, flags); - event = private->notify.event; - private->notify.event = 0; - spin_unlock_irqrestore(&private->notify.lock, flags); + scoped_guard(spinlock_irqsave, &private->notify.lock) { + event = private->notify.event; + private->notify.event = 0; + } if (copy_to_user(buf, &event, sizeof(event))) return -EFAULT; @@ -946,11 +945,9 @@ static void fcp_notify(struct urb *urb) } if (data) { - unsigned long flags; - - spin_lock_irqsave(&private->notify.lock, flags); - private->notify.event |= data; - spin_unlock_irqrestore(&private->notify.lock, flags); + scoped_guard(spinlock_irqsave, &private->notify.lock) { + private->notify.event |= data; + } wake_up_interruptible(&private->notify.queue); } |