diff --git a/ospf6d/ospf6_interface.c b/ospf6d/ospf6_interface.c
index 7c60749d7e..cc8577b94e 100644
--- a/ospf6d/ospf6_interface.c
+++ b/ospf6d/ospf6_interface.c
@@ -349,28 +349,6 @@ void ospf6_interface_if_add(struct interface *ifp)
 	ospf6_interface_state_update(oi->interface);
 }
 
-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 553e89a227..8fd43f099a 100644
--- a/ospf6d/ospf6_interface.h
+++ b/ospf6d/ospf6_interface.h
@@ -176,7 +176,6 @@ extern void ospf6_interface_enable(struct ospf6_interface *);
 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 8c2e706d17..8458d19952 100644
--- a/ospf6d/ospf6_zebra.c
+++ b/ospf6d/ospf6_zebra.c
@@ -127,13 +127,6 @@ static int ospf6_zebra_if_del(int command, struct zclient *zclient,
 		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*/
-
 	if_set_index(ifp, IFINDEX_INTERNAL);
 	return 0;
 }