lance.lmw...@gmail.com (12020-04-29):
> From: Limin Wang <lance.lmw...@gmail.com>
> 
> Signed-off-by: Limin Wang <lance.lmw...@gmail.com>
> ---
>  libavformat/movenc.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/libavformat/movenc.c b/libavformat/movenc.c
> index 32e8109268..1a97e7c883 100644
> --- a/libavformat/movenc.c
> +++ b/libavformat/movenc.c
> @@ -5251,10 +5251,11 @@ static int mov_flush_fragment(AVFormatContext *s, int 
> force)
>              return 0;
>          }
>  
> -        buf_size = avio_get_dyn_buf(mov->mdat_buf, &buf);
> +        if ((buf_size = avio_get_dyn_buf(mov->mdat_buf, &buf)) > 0) {
>          avio_wb32(s->pb, buf_size + 8);
>          ffio_wfourcc(s->pb, "mdat");
>          avio_write(s->pb, buf, buf_size);
> +        }
>          ffio_free_dyn_buf(&mov->mdat_buf);
>  
>          if (mov->flags & FF_MOV_FLAG_GLOBAL_SIDX)

This one seems broken like the other two.

Regards,

-- 
  Nicolas George

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