From bf5bdbdb926742235e2037389115e9308223e153 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Thu, 18 Oct 2018 10:21:09 +0200 Subject: [PATCH] avfilter/af_adelay: do not crash if allocation of chandelay failed --- libavfilter/af_adelay.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/libavfilter/af_adelay.c b/libavfilter/af_adelay.c index d6d81ba7d8..46c3d51040 100644 --- a/libavfilter/af_adelay.c +++ b/libavfilter/af_adelay.c @@ -249,10 +249,11 @@ static int request_frame(AVFilterLink *outlink) static av_cold void uninit(AVFilterContext *ctx) { AudioDelayContext *s = ctx->priv; - int i; - for (i = 0; i < s->nb_delays; i++) - av_freep(&s->chandelay[i].samples); + if (s->chandelay) { + for (int i = 0; i < s->nb_delays; i++) + av_freep(&s->chandelay[i].samples); + } av_freep(&s->chandelay); }