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avformat/hlsenc: Check the return code of avformat_write_header()

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Fixes: segfault
Fixes: Ticket5067

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-12-13 02:28:13 +01:00
parent 861f47ddf4
commit c62d1780ff
1 changed files with 5 additions and 2 deletions
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7
libavformat/hlsenc.c
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@ -571,8 +571,11 @@ static int hls_start(AVFormatContext *s)
av_opt_set(oc->priv_data, "pat_period", period, 0);
}
if (c->vtt_basename)
avformat_write_header(vtt_oc,NULL);
if (c->vtt_basename) {
err = avformat_write_header(vtt_oc,NULL);
if (err < 0)
return err;
}
return 0;
fail: