From b7666befa248ea0cb9716b8e3c3e6b43e9f15ccf Mon Sep 17 00:00:00 2001
From: Matthias Clasen <mclasen@redhat.com>
Date: Mon, 26 Sep 2022 20:22:44 -0400
Subject: fonts: Handle lack of fonts

Make pango_font_get_scale_factors return 1
if the font is NULL. This avoids crashes
in situations where we cannot find any fonts.

Fixes: #701
---
 pango/fonts.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pango/fonts.c b/pango/fonts.c
index e7bd4780..47671424 100644
--- a/pango/fonts.c
+++ b/pango/fonts.c
@@ -2871,5 +2871,11 @@ pango_font_get_scale_factors (PangoFont *font,
                               double    *x_scale,
                               double    *y_scale)
 {
+  if (G_UNLIKELY (!font))
+    {
+      *x_scale = *y_scale = .1;
+      return;
+    }
+
   PANGO_FONT_GET_CLASS_PRIVATE (font)->get_scale_factors (font, x_scale, y_scale);
 }
-- 
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