From 953f23f13ced4002834f7622b21da1703a323047 Mon Sep 17 00:00:00 2001
From: Matthias Clasen <mclasen@redhat.com>
Date: Wed, 10 Jul 2019 11:14:03 -0400
Subject: [PATCH] key file: Handle filename being NULL

This happens when we are default-constructed
without explicit arguments.

Closes: https://gitlab.gnome.org/GNOME/glib/issues/1825
---
 gio/gkeyfilesettingsbackend.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gio/gkeyfilesettingsbackend.c b/gio/gkeyfilesettingsbackend.c
index 3bc392351..b33a4ad69 100644
--- a/gio/gkeyfilesettingsbackend.c
+++ b/gio/gkeyfilesettingsbackend.c
@@ -740,7 +740,8 @@ g_keyfile_settings_backend_set_property (GObject      *object,
     case PROP_FILENAME:
       /* Construct only. */
       g_assert (kfsb->file == NULL);
-      kfsb->file = g_file_new_for_path (g_value_get_string (value));
+      if (g_value_get_string (value))
+        kfsb->file = g_file_new_for_path (g_value_get_string (value));
       break;
 
     case PROP_ROOT_PATH: