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dsicinav: update bitmap_frame_size, avoid out of array reads. 

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-11-11 19:46:16 +01:00
parent 26452e24ed
commit 7faa17764a
1 changed files with 1 additions and 1 deletions
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2
libavcodec/dsicinav.c
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@ -270,7 +270,7 @@ static int cinvideo_decode_frame(AVCodecContext *avctx,
cin->bitmap_table[CIN_CUR_BMP], cin->bitmap_size);
break;
case 35:
cin_decode_huffman(buf, bitmap_frame_size,
bitmap_frame_size = cin_decode_huffman(buf, bitmap_frame_size,
cin->bitmap_table[CIN_INT_BMP], cin->bitmap_size);
cin_decode_rle(cin->bitmap_table[CIN_INT_BMP], bitmap_frame_size,
cin->bitmap_table[CIN_CUR_BMP], cin->bitmap_size);