From 76b9a0961c33c9eb19b220c6f0edfbb3e79fcd59 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Wed, 14 Dec 2011 21:23:03 +0100
Subject: [PATCH] riff: Fix freeing of random value. Fixes Ticket752
 Bug-found-by: Diana Elena Muscalu

---
 libavformat/riff.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/libavformat/riff.c b/libavformat/riff.c
index 8c4d797e93..ea598d272e 100644
--- a/libavformat/riff.c
+++ b/libavformat/riff.c
@@ -715,8 +715,7 @@ int ff_read_riff_info(AVFormatContext *s, int64_t size)
         AV_WL32(key, chunk_code);
 
         if (avio_read(pb, value, chunk_size) != chunk_size) {
-            av_freep(key);
-            av_freep(value);
+            av_freep(&value);
             av_log(s, AV_LOG_ERROR, "premature end of file while reading INFO tag\n");
             return AVERROR_INVALIDDATA;
         }