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assdec: check that the alloc+init of the private data succeeded. 

Fixes a part of Ticket1208

Found-by: John Villamil and Piotr Bandurski
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-05-15 02:26:19 +02:00
parent 3938a0eeae
commit dd20e7ede5
1 changed files with 2 additions and 0 deletions
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2
libavcodec/assdec.c
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@ -31,6 +31,8 @@ static av_cold int ass_decode_init(AVCodecContext *avctx)
memcpy(avctx->subtitle_header, avctx->extradata, avctx->extradata_size); memcpy(avctx->subtitle_header, avctx->extradata, avctx->extradata_size);
avctx->subtitle_header_size = avctx->extradata_size; avctx->subtitle_header_size = avctx->extradata_size;
avctx->priv_data = ff_ass_split(avctx->extradata); avctx->priv_data = ff_ass_split(avctx->extradata);
if(!avctx->priv_data)
return -1;
return 0; return 0;
} }