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Code Issues Releases Activity

avfilter/asrc_flite: Don't segfault when using list_voices option

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Could also happen if initializing flite failed* or if an unknown voice
has been selected or if registering the voice failed.

*: which it currently can't, because it is a no-op.

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
(cherry picked from commit 304cc0379870ebf155502069939582f1065ef3b5)
This commit is contained in:
Andreas Rheinhardt 2021-10-06 16:33:00 +02:00
parent 66c7329c6e
commit 566d7896c1
1 changed files with 6 additions and 4 deletions
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10
libavfilter/asrc_flite.c
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@ -196,10 +196,12 @@ static av_cold void uninit(AVFilterContext *ctx)
{
FliteContext *flite = ctx->priv;
if (!--flite->voice_entry->usage_count)
flite->voice_entry->unregister_fn(flite->voice);
flite->voice = NULL;
flite->voice_entry = NULL;
if (flite->voice_entry) {
if (!--flite->voice_entry->usage_count)
flite->voice_entry->unregister_fn(flite->voice);
flite->voice = NULL;
flite->voice_entry = NULL;
}
delete_wave(flite->wave);
flite->wave = NULL;
}