[FFmpeg-cvslog] ffv1enc: Check return value of av_frame_ref()

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Mon Jun  3 14:06:25 2013 +0200| [7e99d528f95a56f365a8d8e3624f9be4fe87687b] | committer: Michael Niedermayer

ffv1enc: Check return value of av_frame_ref()

Fixes CID1026740
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7e99d528f95a56f365a8d8e3624f9be4fe87687b
---

 libavcodec/ffv1enc.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavcodec/ffv1enc.c b/libavcodec/ffv1enc.c
index e745c7c..2e58f95 100644
--- a/libavcodec/ffv1enc.c
+++ b/libavcodec/ffv1enc.c
@@ -1016,7 +1016,8 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     ff_build_rac_states(c, 0.05 * (1LL << 32), 256 - 8);
 
     av_frame_unref(p);
-    av_frame_ref(p, pict);
+    if ((ret = av_frame_ref(p, pict)) < 0)
+        return ret;
     p->pict_type = AV_PICTURE_TYPE_I;
 
     if (avctx->gop_size == 0 || f->picture_number % avctx->gop_size == 0) {