diff --git a/ospf6d/ospf6_interface.c b/ospf6d/ospf6_interface.c
index 3d6ebcd..14a93c8 100644
--- a/ospf6d/ospf6_interface.c
+++ b/ospf6d/ospf6_interface.c
@@ -340,29 +340,6 @@
 }
 
 void
-ospf6_interface_if_del (struct interface *ifp)
-{
-  struct ospf6_interface *oi;
-
-  oi = (struct ospf6_interface *) ifp->info;
-  if (oi == NULL)
-    return;
-
-  /* interface stop */
-  if (oi->area)
-    thread_execute (master, interface_down, oi, 0);
-
-  listnode_delete (oi->area->if_list, oi);
-  oi->area = (struct ospf6_area *) NULL;
-
-  /* cut link */
-  oi->interface = NULL;
-  ifp->info = NULL;
-
-  ospf6_interface_delete (oi);
-}
-
-void
 ospf6_interface_state_update (struct interface *ifp)
 {
   struct ospf6_interface *oi;
diff --git a/ospf6d/ospf6_interface.h b/ospf6d/ospf6_interface.h
index dde589b..2fbb83c 100644
--- a/ospf6d/ospf6_interface.h
+++ b/ospf6d/ospf6_interface.h
@@ -157,7 +157,6 @@
 extern void ospf6_interface_disable (struct ospf6_interface *);
 
 extern void ospf6_interface_if_add (struct interface *);
-extern void ospf6_interface_if_del (struct interface *);
 extern void ospf6_interface_state_update (struct interface *);
 extern void ospf6_interface_connected_route_update (struct interface *);
 
diff --git a/ospf6d/ospf6_zebra.c b/ospf6d/ospf6_zebra.c
index 5d5db0b..f80bb23 100644
--- a/ospf6d/ospf6_zebra.c
+++ b/ospf6d/ospf6_zebra.c
@@ -120,13 +120,6 @@
     zlog_debug ("Zebra Interface delete: %s index %d mtu %d",
 		ifp->name, ifp->ifindex, ifp->mtu6);
 
-#if 0
-  /* XXX: ospf6_interface_if_del is not the right way to handle this,
-   * because among other thinkable issues, it will also clear all
-   * settings as they are contained in the struct ospf6_interface. */
-  ospf6_interface_if_del (ifp);
-#endif /*0*/
-
   ifp->ifindex = IFINDEX_INTERNAL;
   return 0;
 }