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| author | Richard Knutsson <ricknu-0@student.ltu.se> | 2007-05-14 10:38:57 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2007-07-20 11:11:14 +0200 |
| commit | c111b8de975a357ff58e73047e9af48afacf2347 (patch) | |
| tree | a0332849bf8c3ad7df2bc73859b06265c888e1b2 | |
| parent | 500bec3d2ba4787e6ab110d159b2926093c27304 (diff) | |
| download | linux-c111b8de975a357ff58e73047e9af48afacf2347.tar.gz linux-c111b8de975a357ff58e73047e9af48afacf2347.tar.bz2 linux-c111b8de975a357ff58e73047e9af48afacf2347.zip | |
[ALSA] usbusx2yaudio: kfree(NULL) is valid
if (!x) kfree(x); is not needed since kfree(NULL) is valid.
Signed-off-by: Richard Knutsson <ricknu-0@student.ltu.se>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
| -rw-r--r-- | sound/usb/usx2y/usbusx2yaudio.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c index 0a352e46862f..48e9aa3f18c9 100644 --- a/sound/usb/usx2y/usbusx2yaudio.c +++ b/sound/usb/usx2y/usbusx2yaudio.c @@ -935,10 +935,9 @@ static struct snd_pcm_ops snd_usX2Y_pcm_ops = */ static void usX2Y_audio_stream_free(struct snd_usX2Y_substream **usX2Y_substream) { - if (NULL != usX2Y_substream[SNDRV_PCM_STREAM_PLAYBACK]) { - kfree(usX2Y_substream[SNDRV_PCM_STREAM_PLAYBACK]); - usX2Y_substream[SNDRV_PCM_STREAM_PLAYBACK] = NULL; - } + kfree(usX2Y_substream[SNDRV_PCM_STREAM_PLAYBACK]); + usX2Y_substream[SNDRV_PCM_STREAM_PLAYBACK] = NULL; + kfree(usX2Y_substream[SNDRV_PCM_STREAM_CAPTURE]); usX2Y_substream[SNDRV_PCM_STREAM_CAPTURE] = NULL; } |