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v410dec: Check for sufficient input data.

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Fixes crash

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 11ca3416f9)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2011-12-28 18:33:29 +01:00
parent b0355d3253
commit a47c277205
1 changed files with 5 additions and 0 deletions
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5
libavcodec/v410dec.c
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@@ -55,6 +55,11 @@ static int v410_decode_frame(AVCodecContext *avctx, void *data,
if (pic->data[0]) if (pic->data[0])
avctx->release_buffer(avctx, pic); avctx->release_buffer(avctx, pic);
if (avpkt->size < 4*avctx->height*avctx->width) {
av_log(avctx, AV_LOG_ERROR, "Insufficient input data.\n");
return AVERROR(EINVAL);
}
pic->reference = 0; pic->reference = 0;
if (avctx->get_buffer(avctx, pic) < 0) { if (avctx->get_buffer(avctx, pic) < 0) {