--- disk.c.orig	Wed May 23 00:53:51 2001
+++ disk.c	Wed May 23 00:56:34 2001
@@ -774,13 +774,13 @@
 		PedDiskType*		disk_type;
 
 		PED_ASSERT (part->geom.disk != NULL, return 0);
+		disk_type = part->geom.disk->type;
 		PED_ASSERT (disk_type != NULL, return 0);
 		PED_ASSERT (disk_type->ops != NULL, return 0);
 		PED_ASSERT (disk_type->ops->partition_set_extended_system
 				!= NULL,
 			    return 0);
 
-		disk_type = part->geom.disk->type;
 		return disk_type->ops->partition_set_extended_system (part);
 	}