Optimize NULL check in snd_dlobj_cache_put()

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2013-04-09 14:58:52 +02:00
parent e79990ac5d
commit 91de1212d0

View file

@ -275,6 +275,9 @@ int snd_dlobj_cache_put(void *func)
struct dlobj_cache *c;
unsigned int refcnt;
if (!func)
return -ENOENT;
snd_dlobj_lock();
list_for_each(p, &pcm_dlobj_list) {
c = list_entry(p, struct dlobj_cache, list);