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| author | Michael Niedermayer <michaelni@gmx.at> | 2012-05-28 19:08:06 +0400 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2012-06-09 22:38:09 +0400 |
| commit | 0adc452146a9fc31184db783b3fc4bbea5767ade (patch) | |
| tree | 8d66f61752fea5797287ca04108716f6f7c64381 | |
| parent | 7df0e309fd6e39384f9ed80103e3191049f0a280 (diff) | |
yop: check for missing extradata
Fixes null ptr deref
Fixes Ticket1361
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 77a4c8b959fa9bc6bcaa42b40a0b046cdf3fec38)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/yop.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/yop.c b/libavcodec/yop.c index e5333db2fd..55526c2543 100644 --- a/libavcodec/yop.c +++ b/libavcodec/yop.c @@ -89,6 +89,11 @@ static av_cold int yop_decode_init(AVCodecContext *avctx) return -1; } + if (!avctx->extradata) { + av_log(avctx, AV_LOG_ERROR, "extradata missing\n"); + return AVERROR_INVALIDDATA; + } + avctx->pix_fmt = PIX_FMT_PAL8; avcodec_get_frame_defaults(&s->frame); |