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Changed to prevent decoder crash

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The change prevent a decoder crash for invalid stream with negative
size.

Change-Id: I7411765f3524c783058fa3d436549be4e75d8969
This commit is contained in:
Yaowu Xu 2014-01-23 15:43:08 -08:00
parent a72cc78ec5
commit 10b0813a9c
1 changed files with 1 additions and 1 deletions
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2
vp9/decoder/vp9_decodeframe.c
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@ -743,7 +743,7 @@ static void setup_frame_size_with_refs(VP9D_COMP *pbi,
if (!found)
read_frame_size(rb, &width, &height);
if (!width || !height)
if (width <= 0 || height <= 0)
vpx_internal_error(&cm->error, VPX_CODEC_CORRUPT_FRAME,
"Referenced frame with invalid size");