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| author | Baptiste Coudurier <baptiste.coudurier@gmail.com> | 2011-05-04 18:45:36 -0700 |
|---|---|---|
| committer | Diego Biurrun <diego@biurrun.de> | 2011-06-03 13:55:55 +0200 |
| commit | 93d06bd1df73861c73bc12c659aecdf404d1de2a (patch) | |
| tree | aaea2fe8d27f7f3790f19986f96b280d7a59dff4 /libavcodec | |
| parent | 8dfc6d1f7c33a482aba23e75870076f79b0ea485 (diff) | |
| download | ffmpeg-93d06bd1df73861c73bc12c659aecdf404d1de2a.tar.gz | |
svq3: Check negative mb_type to fix potential crash.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Diego Biurrun <diego@biurrun.de>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/svq3.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/svq3.c b/libavcodec/svq3.c index b55fa52fdb..7cde5e5552 100644 --- a/libavcodec/svq3.c +++ b/libavcodec/svq3.c @@ -1037,7 +1037,7 @@ static int svq3_decode_frame(AVCodecContext *avctx, } else if (s->pict_type == AV_PICTURE_TYPE_B && mb_type >= 4) { mb_type += 4; } - if (mb_type > 33 || svq3_decode_mb(svq3, mb_type)) { + if ((unsigned)mb_type > 33 || svq3_decode_mb(svq3, mb_type)) { av_log(h->s.avctx, AV_LOG_ERROR, "error while decoding MB %d %d\n", s->mb_x, s->mb_y); return -1; } |