gifdec: fix invalid write in gif_copy_img_rect

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2012-12-20 17:56:52 +00:00
parent c004de0b1c
commit 9321e93502

View File

@ -118,7 +118,7 @@ static void gif_copy_img_rect(const uint32_t *src, uint32_t *dst,
const uint32_t *src_px, *src_pr,
*src_py = src + y_start,
*dst_py = dst + y_start;
const uint32_t *src_pb = src_py + (t + h) * linesize;
const uint32_t *src_pb = src_py + t * linesize;
uint32_t *dst_px;
for (; src_py < src_pb; src_py += linesize, dst_py += linesize) {