From 3b580f9dfe710cb8832d2d982637cb0728b10bef Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Fri, 18 Oct 2019 21:57:20 +0200
Subject: avfilter/vf_maskfun: fix memleak

Fixes #8305
---
 libavfilter/vf_maskfun.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'libavfilter/vf_maskfun.c')

diff --git a/libavfilter/vf_maskfun.c b/libavfilter/vf_maskfun.c
index a8c6466d22..4ceb21b943 100644
--- a/libavfilter/vf_maskfun.c
+++ b/libavfilter/vf_maskfun.c
@@ -248,6 +248,13 @@ static int config_input(AVFilterLink *inlink)
     return 0;
 }
 
+static av_cold void uninit(AVFilterContext *ctx)
+{
+    MaskFunContext *s = ctx->priv;
+
+    av_frame_free(&s->empty);
+}
+
 static const AVFilterPad maskfun_inputs[] = {
     {
         .name           = "default",
@@ -272,6 +279,7 @@ AVFilter ff_vf_maskfun = {
     .description   = NULL_IF_CONFIG_SMALL("Create Mask."),
     .priv_size     = sizeof(MaskFunContext),
     .query_formats = query_formats,
+    .uninit        = uninit,
     .inputs        = maskfun_inputs,
     .outputs       = maskfun_outputs,
     .priv_class    = &maskfun_class,
-- 
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