[FFmpeg-devel] [PATCH] avformat/concatdec: avoid NULL dereference when failed to open file.

[Nicolas George]

Le decadi 10 pluviôse, an CCXXIII, Zhang Rui a écrit :
> ---
>  libavformat/concatdec.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/libavformat/concatdec.c b/libavformat/concatdec.c
> index e109524..f07cfd7 100644
> --- a/libavformat/concatdec.c
> +++ b/libavformat/concatdec.c
> @@ -482,6 +482,9 @@ static int concat_read_packet(AVFormatContext *avf, AVPacket *pkt)
>      ConcatStream *cs;
>      AVStream *st;
>  
> +    if (!cat->avf)
> +        return AVERROR(EIO);
> +
>      while (1) {
>          ret = av_read_frame(cat->avf, pkt);
>          if (ret == AVERROR_EOF) {

LGTM, thanks.

Regards,

-- 
  Nicolas George
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