From f540ca22c5fb4504d959c295f55591a9ec2a8859 Mon Sep 17 00:00:00 2001
From: Justin Ruggles <justin.ruggles@gmail.com>
Date: Fri, 23 Sep 2011 19:22:06 -0400
Subject: [PATCH] tta: check for extradata allocation failure in tta demuxer

---
 libavformat/tta.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavformat/tta.c b/libavformat/tta.c
index 87174c1abd..9efcd1d499 100644
--- a/libavformat/tta.c
+++ b/libavformat/tta.c
@@ -107,6 +107,10 @@ static int tta_read_header(AVFormatContext *s, AVFormatParameters *ap)
         return -1;
     }
     st->codec->extradata = av_mallocz(st->codec->extradata_size+FF_INPUT_BUFFER_PADDING_SIZE);
+    if (!st->codec->extradata) {
+        st->codec->extradata_size = 0;
+        return AVERROR(ENOMEM);
+    }
     avio_seek(s->pb, start_offset, SEEK_SET);
     avio_read(s->pb, st->codec->extradata, st->codec->extradata_size);