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qpeg: Fix out of array writes. 

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-03-03 03:37:52 +01:00
parent c91a14638e
commit 5dbc75870f
1 changed files with 4 additions and 0 deletions
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4
libavcodec/qpeg.c
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@ -203,6 +203,8 @@ static void qpeg_decode_inter(const uint8_t *src, uint8_t *dst, int size,
filled = 0;
dst -= stride;
height--;
if(height < 0)
break;
}
}
} else if(code >= 0xC0) { /* copy code: 0xC0..0xDF */
@ -214,6 +216,8 @@ static void qpeg_decode_inter(const uint8_t *src, uint8_t *dst, int size,
filled = 0;
dst -= stride;
height--;
if(height < 0)
break;
}
}
size -= code + 1;