diff options
Diffstat (limited to 'sound/firewire/dice/dice-stream.c')
-rw-r--r-- | sound/firewire/dice/dice-stream.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/sound/firewire/dice/dice-stream.c b/sound/firewire/dice/dice-stream.c index 4c677c8546c7..d5ffe7c82993 100644 --- a/sound/firewire/dice/dice-stream.c +++ b/sound/firewire/dice/dice-stream.c @@ -677,32 +677,23 @@ static void dice_lock_changed(struct snd_dice *dice) int snd_dice_stream_lock_try(struct snd_dice *dice) { - int err; - - spin_lock_irq(&dice->lock); + guard(spinlock_irq)(&dice->lock); - if (dice->dev_lock_count < 0) { - err = -EBUSY; - goto out; - } + if (dice->dev_lock_count < 0) + return -EBUSY; if (dice->dev_lock_count++ == 0) dice_lock_changed(dice); - err = 0; -out: - spin_unlock_irq(&dice->lock); - return err; + return 0; } void snd_dice_stream_lock_release(struct snd_dice *dice) { - spin_lock_irq(&dice->lock); + guard(spinlock_irq)(&dice->lock); if (WARN_ON(dice->dev_lock_count <= 0)) - goto out; + return; if (--dice->dev_lock_count == 0) dice_lock_changed(dice); -out: - spin_unlock_irq(&dice->lock); } |