[FFmpeg-cvslog] matroskadec: Pad AAC extradata.

[Alex Converse]

ffmpeg | branch: release/0.8 | Alex Converse <alex.converse at gmail.com> | Wed Jan 25 14:34:21 2012 -0800| [dd7b323d9a2f6ddc0e277403fdbd06226306f4a1] | committer: Reinhard Tartler

matroskadec: Pad AAC extradata.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind

CC: libav-stable at libav.org
(cherry picked from commit d2ee8c17793201ce969afd1f433ba1580c143cd2)

Signed-off-by: Anton Khirnov <anton at khirnov.net>
Signed-off-by: Reinhard Tartler <siretart at tauware.de>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=dd7b323d9a2f6ddc0e277403fdbd06226306f4a1
---

 libavformat/matroskadec.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index fad554f..5c814f4 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -1384,7 +1384,7 @@ static int matroska_read_header(AVFormatContext *s, AVFormatParameters *ap)
         } else if (codec_id == CODEC_ID_AAC && !track->codec_priv.size) {
             int profile = matroska_aac_profile(track->codec_id);
             int sri = matroska_aac_sri(track->audio.samplerate);
-            extradata = av_malloc(5);
+            extradata = av_mallocz(5 + FF_INPUT_BUFFER_PADDING_SIZE);
             if (extradata == NULL)
                 return AVERROR(ENOMEM);
             extradata[0] = (profile << 3) | ((sri&0x0E) >> 1);