[PATCH] vfree can handle NULL (sound/oss/msnd.c)
From: Jesper Juhl (juhl-lkml_at_dif.dk)
Date: 06/30/05
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Date: Thu, 30 Jun 2005 22:39:01 +0200 (CEST) To: linux-kernel@vger.kernel.org
Nothing wrong in handing vfree a NULL pointer.
sound/oss/msnd.c | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)
--- linux-2.6.13-rc1-orig/sound/oss/msnd.c 2005-06-17 21:48:29.000000000 +0200
+++ linux-2.6.13-rc1/sound/oss/msnd.c 2005-06-30 22:35:41.000000000 +0200
@@ -96,10 +96,8 @@ void msnd_fifo_init(msnd_fifo *f)
void msnd_fifo_free(msnd_fifo *f)
{
- if (f->data) {
- vfree(f->data);
- f->data = NULL;
- }
+ vfree(f->data);
+ f->data = NULL;
}
int msnd_fifo_alloc(msnd_fifo *f, size_t n)
-
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