From c8d0d8bc767309d5e8d9ee64addc11117190338e Mon Sep 17 00:00:00 2001
From: Etienne Buira <etienne.buira.lists@free.fr>
Date: Wed, 8 Jun 2011 02:20:53 +0200
Subject: [PATCH] crypto: Use av_freep instead of av_free
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This fixes a potential double free.

Signed-off-by: Martin Storsjö <martin@martin.st>
---
 libavformat/crypto.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavformat/crypto.c b/libavformat/crypto.c
index 789a4d1e76..5e7ee1eba3 100644
--- a/libavformat/crypto.c
+++ b/libavformat/crypto.c
@@ -97,8 +97,8 @@ static int crypto_open(URLContext *h, const char *uri, int flags)
 
     return 0;
 err:
-    av_free(c->key);
-    av_free(c->iv);
+    av_freep(&c->key);
+    av_freep(&c->iv);
     return ret;
 }