Index: gnome-settings-daemon-3.32.1/plugins/media-keys/gsd-media-keys-manager.c
===================================================================
--- gnome-settings-daemon-3.32.1.orig/plugins/media-keys/gsd-media-keys-manager.c
+++ gnome-settings-daemon-3.32.1/plugins/media-keys/gsd-media-keys-manager.c
@@ -341,6 +341,7 @@ get_key_string (MediaKey *key)
 		return g_strdup_printf ("custom:%s", key->custom_path);
 	else
 		g_assert_not_reached ();
+                return NULL;
 }
 
 static char *
@@ -359,6 +360,7 @@ get_binding (GsdMediaKeysManager *manage
 		return g_settings_get_string (settings, "binding");
 	} else
 		g_assert_not_reached ();
+                return NULL;
 }
 
 static void
Index: gnome-settings-daemon-3.32.1/plugins/rfkill/rfkill-glib.c
===================================================================
--- gnome-settings-daemon-3.32.1.orig/plugins/rfkill/rfkill-glib.c
+++ gnome-settings-daemon-3.32.1/plugins/rfkill/rfkill-glib.c
@@ -269,6 +269,7 @@ op_to_string (unsigned int op)
 		return "CHANGE_ALL";
 	default:
 		g_assert_not_reached ();
+                return "NULL";
 	}
 }
 
Index: gnome-settings-daemon-3.32.1/plugins/xsettings/xsettings-manager.c
===================================================================
--- gnome-settings-daemon-3.32.1.orig/plugins/xsettings/xsettings-manager.c
+++ gnome-settings-daemon-3.32.1/plugins/xsettings/xsettings-manager.c
@@ -269,6 +269,7 @@ xsettings_get_typecode (GVariant *value)
       return XSETTINGS_TYPE_COLOR;
     default:
       g_assert_not_reached ();
+      return NULL;
     }
 }