Index: operation.c
===================================================================
--- operation.c	(revision 15099)
+++ operation.c	(revision 15100)
@@ -89,7 +89,7 @@
 
 	case PCB_TYPE_SUBC:
 		if (F->subc)
-			return (F->subc(ctx, (pcb_subc_t *) Ptr1));
+			return (F->subc(ctx, (pcb_subc_t *) Ptr2));
 		break;
 
 	case PCB_TYPE_PIN: