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| author | Takashi Iwai <tiwai@suse.de> | 2013-04-09 14:58:52 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-04-09 15:00:23 +0200 |
| commit | 91de1212d0da0e52c64f7392f35e3c129d6bbce5 (patch) | |
| tree | 03b8857749f600728f3973c46b31c646b932a529 /src | |
| parent | e79990ac5d09001c8c678feaed057e991ee8379e (diff) | |
| download | alsa-lib-91de1212d0da0e52c64f7392f35e3c129d6bbce5.tar.gz | |
Optimize NULL check in snd_dlobj_cache_put()
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'src')
| -rw-r--r-- | src/dlmisc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/dlmisc.c b/src/dlmisc.c index 585c7f60..37883822 100644 --- a/src/dlmisc.c +++ b/src/dlmisc.c @@ -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); |