ALSA: sgio2audio.c: clean up checking

vfree() does it's own 'NULL' check,so no need for check before calling it. Signed-off-by: Figo.zhang <[email protected]> Signed-off-by: Takashi Iwai <[email protected]>
kyagi · Jun 7, 2009 · ad0b082 · ad0b082
1 parent 13be1bf
commit ad0b082
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/sound/mips/sgio2audio.c b/sound/mips/sgio2audio.c
@@ -619,8 +619,7 @@ static int snd_sgio2audio_pcm_hw_params(struct snd_pcm_substream *substream,
 /* hw_free callback */
 static int snd_sgio2audio_pcm_hw_free(struct snd_pcm_substream *substream)
 {
-	if (substream->runtime->dma_area)
-		vfree(substream->runtime->dma_area);
+	vfree(substream->runtime->dma_area);
 	substream->runtime->dma_area = NULL;
 	return 0;
 }