From adc39b28a5264591b9f8e5838a752c3d547e8110 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Wed, 31 Oct 2012 18:57:21 +0100
Subject: [PATCH] av_image_copy: check for av_image_get_linesize() failure.
Fixes CID703722
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
libavutil/imgutils.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libavutil/imgutils.c b/libavutil/imgutils.c
index 0cff34123c6..b946d6dc0c5 100644
--- a/libavutil/imgutils.c
+++ b/libavutil/imgutils.c
@@ -276,6 +276,10 @@ void av_image_copy(uint8_t *dst_data[4], int dst_linesizes[4],
for (i = 0; i < planes_nb; i++) {
int h = height;
int bwidth = av_image_get_linesize(pix_fmt, width, i);
+ if (bwidth < 0) {
+ av_log(0, AV_LOG_ERROR, "av_image_get_linesize failed\n");
+ return;
+ }
if (i == 1 || i == 2) {
h= -((-height)>>desc->log2_chroma_h);
}
--
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