[FFmpeg-cvslog] avcodec/bitstream: zero vlc tables on allocation

Michael Niedermayer git at videolan.org
Mon Jun 16 20:16:55 CEST 2014


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Mon Jun 16 18:45:18 2014 +0200| [600cbf367231b187c6d7194810c3b350f8fa1d39] | committer: Michael Niedermayer

avcodec/bitstream: zero vlc tables on allocation

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=600cbf367231b187c6d7194810c3b350f8fa1d39
---

 libavcodec/bitstream.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/bitstream.c b/libavcodec/bitstream.c
index 5cb8631..2d3f606 100644
--- a/libavcodec/bitstream.c
+++ b/libavcodec/bitstream.c
@@ -117,6 +117,7 @@ static int alloc_table(VLC *vlc, int size, int use_static)
             vlc->table_size = 0;
             return AVERROR(ENOMEM);
         }
+        memset(vlc->table + vlc->table_allocated - (1 << vlc->bits), 0, sizeof(VLC_TYPE) * 2 << vlc->bits);
     }
     return index;
 }



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