[FFmpeg-devel] [PATCH v5] fftools/cmdutils: Avoid crash when opts could not be allocated

Andreas Rheinhardt andreas.rheinhardt at outlook.com
Thu Dec 16 13:11:44 EET 2021


Yu Yang:
> From: Yu Yang <yuyang14 at kuaishou.com>
> 
> If 'opts' could not be allocated, exiting the program to avoid crash when release it. 
> 
> Reported-by: TOTE Robot <oslab at tsinghua.edu.cn>
> Signed-off-by: Yu Yang <yuyang14 at kuaishou.com>
> ---
>  fftools/cmdutils.c | 2 +-
>  fftools/cmdutils.h | 4 ++--
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c
> index 3c8e5a82cd..882584e9c2 100644
> --- a/fftools/cmdutils.c
> +++ b/fftools/cmdutils.c
> @@ -2187,7 +2187,7 @@ AVDictionary **setup_find_stream_info_opts(AVFormatContext *s,
>      if (!opts) {
>          av_log(NULL, AV_LOG_ERROR,
>                 "Could not alloc memory for stream options.\n");
> -        return NULL;
> +        exit_program(1);
>      }
>      for (i = 0; i < s->nb_streams; i++)
>          opts[i] = filter_codec_opts(codec_opts, s->streams[i]->codecpar->codec_id,
> diff --git a/fftools/cmdutils.h b/fftools/cmdutils.h
> index 82cda208be..50eed9b13a 100644
> --- a/fftools/cmdutils.h
> +++ b/fftools/cmdutils.h
> @@ -430,8 +430,8 @@ AVDictionary *filter_codec_opts(AVDictionary *opts, enum AVCodecID codec_id,
>   * Each dictionary will contain the options from codec_opts which can
>   * be applied to the corresponding stream codec context.
>   *
> - * @return pointer to the created array of dictionaries, NULL if it
> - * cannot be created
> + * @return pointer to the created array of dictionaries.
> + * Calls exit() on failure.
>   */
>  AVDictionary **setup_find_stream_info_opts(AVFormatContext *s,
>                                             AVDictionary *codec_opts);
> 

Applied. Thanks.

- Andreas


More information about the ffmpeg-devel mailing list