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ALSA: seq: oss/rw: Cleanup with guard

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Replace the manual spin lock/unlock pairs with guard() for code
simplification.

Only code refactoring, and no behavior change.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/20250827080520.7544-12-tiwai@suse.de
This commit is contained in:
Takashi Iwai 2025-08-27 10:05:17 +02:00
parent 80ccbe91ad
commit da24e6b3c2
2 changed files with 3 additions and 12 deletions
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10
sound/core/seq/oss/seq_oss_readq.c
View File

@ -140,13 +140,9 @@ int snd_seq_oss_readq_sysex(struct seq_oss_readq *q, int dev,
int
snd_seq_oss_readq_put_event(struct seq_oss_readq *q, union evrec *ev)
{
unsigned long flags;
spin_lock_irqsave(&q->lock, flags);
if (q->qlen >= q->maxlen - 1) {
spin_unlock_irqrestore(&q->lock, flags);
guard(spinlock_irqsave)(&q->lock);
if (q->qlen >= q->maxlen - 1)
return -ENOMEM;
}
memcpy(&q->q[q->tail], ev, sizeof(*ev));
q->tail = (q->tail + 1) % q->maxlen;
@ -155,8 +151,6 @@ snd_seq_oss_readq_put_event(struct seq_oss_readq *q, union evrec *ev)
/* wake up sleeper */
wake_up(&q->midi_sleep);
spin_unlock_irqrestore(&q->lock, flags);
return 0;
}

5
sound/core/seq/oss/seq_oss_writeq.c
View File

@ -122,13 +122,10 @@ snd_seq_oss_writeq_sync(struct seq_oss_writeq *q)
void
snd_seq_oss_writeq_wakeup(struct seq_oss_writeq *q, abstime_t time)
{
unsigned long flags;
spin_lock_irqsave(&q->sync_lock, flags);
guard(spinlock_irqsave)(&q->sync_lock);
q->sync_time = time;
q->sync_event_put = 0;
wake_up(&q->sync_sleep);
spin_unlock_irqrestore(&q->sync_lock, flags);
}