From c111b8de975a357ff58e73047e9af48afacf2347 Mon Sep 17 00:00:00 2001 From: Richard Knutsson Date: Mon, 14 May 2007 10:38:57 +0200 Subject: [PATCH] [ALSA] usbusx2yaudio: kfree(NULL) is valid if (!x) kfree(x); is not needed since kfree(NULL) is valid. Signed-off-by: Richard Knutsson Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- sound/usb/usx2y/usbusx2yaudio.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c index 0a352e46862..48e9aa3f18c 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; }