diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/core/control.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/sound/core/control.c b/sound/core/control.c index d1b5ce8..dc4afa6 100644 --- a/sound/core/control.c +++ b/sound/core/control.c @@ -279,31 +279,31 @@ void snd_ctl_free_one(struct snd_kcontrol *kcontrol) EXPORT_SYMBOL(snd_ctl_free_one); -static unsigned int snd_ctl_hole_check(struct snd_card *card, - unsigned int count) +static bool snd_ctl_remove_numid_conflict(struct snd_card *card, + unsigned int count) { struct snd_kcontrol *kctl; list_for_each_entry(kctl, &card->controls, list) { if (kctl->id.numid < card->last_numid + 1 + count && - kctl->id.numid + kctl->count > card->last_numid + 1) - return card->last_numid = kctl->id.numid + kctl->count - 1; + kctl->id.numid + kctl->count > card->last_numid + 1) { + card->last_numid = kctl->id.numid + kctl->count - 1; + return true; + } } - return card->last_numid; + return false; } static int snd_ctl_find_hole(struct snd_card *card, unsigned int count) { - unsigned int last_numid, iter = 100000; + unsigned int iter = 100000; - last_numid = card->last_numid; - while (last_numid != snd_ctl_hole_check(card, count)) { + while (snd_ctl_remove_numid_conflict(card, count)) { if (--iter == 0) { /* this situation is very unlikely */ snd_printk(KERN_ERR "unable to allocate new control numid\n"); return -ENOMEM; } - last_numid = card->last_numid; } return 0; } |