[FFmpeg-cvslog] ffv1: make sure gob_count is not 0

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Sat Oct 13 22:33:40 2012 +0200| [670b927aa22125a20b7915014ae41335cbf20ec4] | committer: Michael Niedermayer

ffv1: make sure gob_count is not 0

Fixes division by 0
Fixes CID733736

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=670b927aa22125a20b7915014ae41335cbf20ec4
---

 libavcodec/ffv1.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/ffv1.c b/libavcodec/ffv1.c
index 7787070..0a70b65 100644
--- a/libavcodec/ffv1.c
+++ b/libavcodec/ffv1.c
@@ -1120,7 +1120,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
                 }
             }
             gob_count= strtol(p, &next, 0);
-            if(next==p || gob_count <0){
+            if(next==p || gob_count <=0){
                 av_log(avctx, AV_LOG_ERROR, "2Pass file invalid\n");
                 return AVERROR_INVALIDDATA;
             }