> 在 2019年12月16日，08:04，Andreas Rheinhardt <andreas.rheinha...@gmail.com> 写道：
>
> hls_init() would at first allocate the vtt_basename string, then
> allocate the vtt_m3u8_name string followed by several operations that
> may fail and then open the subtitles' output context. Yet upon freeing,
> these strings were only freed when the subtitles' output context
> existed, ensuring that they leak if something goes wrong between their
> allocation and the opening of the subtitles' output context. So drop the
> check for whether this output context exists.
>
> Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@gmail.com>
> ---
> libavformat/hlsenc.c | 8 +++-----
> 1 file changed, 3 insertions(+), 5 deletions(-)
>
> diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
> index d5682caaf7..d738b08a3f 100644
> --- a/libavformat/hlsenc.c
> +++ b/libavformat/hlsenc.c
> @@ -2507,12 +2507,10 @@ static void hls_deinit(AVFormatContext *s)
> av_freep(&vs->basename);
> av_freep(&vs->base_output_dirname);
> av_freep(&vs->fmp4_init_filename);
> - if (vtt_oc) {
> - av_freep(&vs->vtt_basename);
> - av_freep(&vs->vtt_m3u8_name);
> - avformat_free_context(vtt_oc);
> - }
> + av_freep(&vs->vtt_basename);
> + av_freep(&vs->vtt_m3u8_name);
>
> + avformat_free_context(vtt_oc);
> avformat_free_context(vs->avf);
>
> hls_free_segments(vs->segments);
> --
> 2.20.1
>
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maybe this patch can merge into the [PATCH 08/16] avformat/hlsenc: Add deinit
function
Thanks
Steven
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