$OpenBSD: patch-dbus_dbus-gobject_c,v 1.3 2009/10/14 17:59:49 ajacoutot Exp $
--- dbus/dbus-gobject.c.orig	Sat Feb  7 00:04:36 2009
+++ dbus/dbus-gobject.c	Sat Feb  7 00:04:59 2009
@@ -2350,7 +2350,7 @@ dbus_g_method_return (DBusGMethodInvocation *context, 
       G_VALUE_COLLECT (&value, args, G_VALUE_NOCOPY_CONTENTS, &error);
       if (error)
 	{
-	  g_warning(error);
+	  g_warning("%s", error);
 	  g_free (error);
 	}
       _dbus_gvalue_marshal (&iter, &value);
