[libav-stable] svq3: Check for any negative return value from ff_h264_check_intra_pred_mode

Martin Storsjö git at libav.org
Tue Sep 17 10:41:07 CEST 2013


Module: libav
Branch: master
Commit: 1115689d54ea95a084421f5a182b8dc56cbff978

Author:    Martin Storsjö <martin at martin.st>
Committer: Martin Storsjö <martin at martin.st>
Date:      Mon Sep 16 15:05:03 2013 +0300

svq3: Check for any negative return value from ff_h264_check_intra_pred_mode

Also pass on any returned error code.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable at libav.org
Signed-off-by: Martin Storsjö <martin at martin.st>

---

 libavcodec/svq3.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libavcodec/svq3.c b/libavcodec/svq3.c
index f99a83f..82fa632 100644
--- a/libavcodec/svq3.c
+++ b/libavcodec/svq3.c
@@ -652,9 +652,9 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type)
         dir = i_mb_type_info[mb_type - 8].pred_mode;
         dir = (dir >> 1) ^ 3 * (dir & 1) ^ 1;
 
-        if ((h->intra16x16_pred_mode = ff_h264_check_intra_pred_mode(h, dir, 0)) == -1) {
-            av_log(h->avctx, AV_LOG_ERROR, "check_intra_pred_mode = -1\n");
-            return -1;
+        if ((h->intra16x16_pred_mode = ff_h264_check_intra_pred_mode(h, dir, 0)) < 0) {
+            av_log(h->avctx, AV_LOG_ERROR, "ff_h264_check_intra_pred_mode < 0\n");
+            return h->intra16x16_pred_mode;
         }
 
         cbp     = i_mb_type_info[mb_type - 8].cbp;



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