[PATCH]no need to check pointers passed to vfree() for NULL in sound/usb/usbaudio.c

There's no need to check pointers passed to vfree() for NULL.


Signed-off-by: Jesper Juhl <[email protected]>
---

 sound/usb/usbaudio.c |    7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)

--- linux-2.6.16-rc2-git1-orig/sound/usb/usbaudio.c	2006-02-04 14:44:23.000000000 +0100
+++ linux-2.6.16-rc2-git1/sound/usb/usbaudio.c	2006-02-04 21:19:03.000000000 +0100
@@ -725,10 +725,9 @@ static int snd_pcm_alloc_vmalloc_buffer(
 static int snd_pcm_free_vmalloc_buffer(struct snd_pcm_substream *subs)
 {
 	struct snd_pcm_runtime *runtime = subs->runtime;
-	if (runtime->dma_area) {
-		vfree(runtime->dma_area);
-		runtime->dma_area = NULL;
-	}
+
+	vfree(runtime->dma_area);
+	runtime->dma_area = NULL;
 	return 0;
 }
 
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