From 05e74ac2f3f3390952893b983939f026f7ab1cec Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Sat, 27 Dec 2014 15:50:01 +0100
Subject: [PATCH] avutil/hmac: use av_freep() to avoid leaving stale pointers
 in memory

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavutil/hmac.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavutil/hmac.c b/libavutil/hmac.c
index 02bdc182a1..300436cb07 100644
--- a/libavutil/hmac.c
+++ b/libavutil/hmac.c
@@ -127,7 +127,7 @@ void av_hmac_free(AVHMAC *c)
 {
     if (!c)
         return;
-    av_free(c->hash);
+    av_freep(&c->hash);
     av_free(c);
 }