From 9f5304632f589d9277a7859a0b52c7d058521a56 Mon Sep 17 00:00:00 2001
From: Kleis Auke Wolthuizen <github@kleisauke.nl>
Date: Thu, 27 Aug 2020 18:11:03 +0200
Subject: [PATCH] Fix a small memory leak in sinkscreen

---
 libvips/iofuncs/sinkscreen.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libvips/iofuncs/sinkscreen.c b/libvips/iofuncs/sinkscreen.c
index 9c216e59..a2dfaee5 100644
--- a/libvips/iofuncs/sinkscreen.c
+++ b/libvips/iofuncs/sinkscreen.c
@@ -451,6 +451,9 @@ vips__render_shutdown( void )
 		else
 			g_mutex_unlock( render_dirty_lock );
 	}
+
+	VIPS_FREEF( vips_g_mutex_free, render_dirty_lock );
+	vips_semaphore_destroy( &n_render_dirty_sem );
 }
 
 static int