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gifdec: fix invalid write in giff_fill_rect

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2012-12-20 17:45:04 +00:00
parent 103410d67e
commit c004de0b1c
1 changed files with 1 additions and 1 deletions
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2
libavcodec/gifdec.c
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@ -99,7 +99,7 @@ static void gif_fill_rect(AVFrame *picture, uint32_t color, int l, int t, int w,
{
const int linesize = picture->linesize[0] / sizeof(uint32_t);
const uint32_t *py = (uint32_t *)picture->data[0] + t * linesize;
const uint32_t *pr, *pb = py + (t + h) * linesize;
const uint32_t *pr, *pb = py + h * linesize;
uint32_t *px;
for (; py < pb; py += linesize) {