$OpenBSD: patch-gegl_graph_gegl-node_c,v 1.1 2008/07/02 14:03:40 merdely Exp $
--- gegl/graph/gegl-node.c.orig	Tue Jul  1 17:17:35 2008
+++ gegl/graph/gegl-node.c	Tue Jul  1 17:18:59 2008
@@ -280,6 +280,7 @@ set_property (GObject      *gobject,
               GParamSpec   *pspec)
 {
   GeglNode *node = GEGL_NODE (gobject);
+  va_list va;
 
   switch (property_id)
     {
@@ -288,7 +289,7 @@ set_property (GObject      *gobject,
         break;
 
       case PROP_OP_CLASS:
-        gegl_node_set_op_class (node, g_value_get_string (value), NULL, NULL);
+        gegl_node_set_op_class (node, g_value_get_string (value), NULL, va);
         break;
 
       case PROP_OPERATION:
