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-rw-r--r--libavformat/movenc.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 7256eb2a0f..6ed93d89ea 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -6983,6 +6983,7 @@ static int mov_write_trailer(AVFormatContext *s)
AVCodecParameters *par = track->par;
track->vos_len = par->extradata_size;
+ av_freep(&track->vos_data);
track->vos_data = av_malloc(track->vos_len + AV_INPUT_BUFFER_PADDING_SIZE);
if (!track->vos_data)
return AVERROR(ENOMEM);