From 331d07bd40a3d9ff30db5cdf85fdc4f10f0fcb99 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Thu, 19 Jan 2017 16:51:36 -0800
Subject: [PATCH] Minor

---
 test/api/test-ot-math.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/test/api/test-ot-math.c b/test/api/test-ot-math.c
index e7a6fc899..b9fcb656d 100644
--- a/test/api/test-ot-math.c
+++ b/test/api/test-ot-math.c
@@ -79,6 +79,9 @@ closeFont (void)
   hb_face_destroy (hb_face);
   hb_font_destroy (hb_font);
   FT_Done_Face (ft_face);
+  hb_face = NULL;
+  hb_font = NULL;
+  ft_face = NULL;
 }
 
 static void