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avcodec/nellymoserenc: Fix segfault when using unsupported channels/rate 

NellyMoserEncodeContext.avctx is only set in init after these checks,
yet it is used by encode_end().
This is a regression since 0a56bfa71f.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-04-15 15:48:34 +02:00
parent 918273aa3e
commit 652279e35b
1 changed files with 2 additions and 4 deletions
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6
libavcodec/nellymoserenc.c
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@ -138,10 +138,8 @@ static av_cold int encode_end(AVCodecContext *avctx)
ff_mdct_end(&s->mdct_ctx);
if (s->avctx->trellis) {
av_freep(&s->opt);
av_freep(&s->path);
}
av_freep(&s->opt);
av_freep(&s->path);
ff_af_queue_close(&s->afq);
av_freep(&s->fdsp);