movenc: memset(0) new cluster elements after realloc()

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago · 4710993800
parent dae7ff0416
commit 4710993800
1 changed files with 1 additions and 0 deletions
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@ -2090,6 +2090,7 @@ int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt)
        trk->cluster = av_realloc_f(trk->cluster, sizeof(*trk->cluster), (trk->entry + MOV_INDEX_CLUSTER_SIZE));
        if (!trk->cluster)
            return -1;
+        memset(trk->cluster + trk->entry, 0, sizeof(*trk->cluster)*MOV_INDEX_CLUSTER_SIZE);
    }

    trk->cluster[trk->entry].pos = avio_tell(pb) - size;