From deff8a6d3a7020fdda7fdb3f80d0003b5f44279b Mon Sep 17 00:00:00 2001
From: Justin Ruggles <justin.ruggles@gmail.com>
Date: Sun, 3 Apr 2011 15:18:36 -0400
Subject: [PATCH] flvdec: fix segfault in amf_parse_object() due to NULL key

fixes Issue 2674

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

diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c
index cbc44618f3..ccaee9247a 100644
--- a/libavformat/flvdec.c
+++ b/libavformat/flvdec.c
@@ -202,7 +202,7 @@ static int amf_parse_object(AVFormatContext *s, AVStream *astream, AVStream *vst
         case AMF_DATA_TYPE_OBJECT: {
             unsigned int keylen;
 
-            if (!strcmp(KEYFRAMES_TAG, key) && depth == 1)
+            if (key && !strcmp(KEYFRAMES_TAG, key) && depth == 1)
                 if (parse_keyframes_index(s, ioc, vstream, max_pos) < 0)
                     return -1;