Handle disappearing interfaces

1 files changed, 6 insertions, 1 deletions

diff --git a/ffd/announce.c b/ffd/announce.c
index 6b30ec6..62e876a 100644
--- a/ffd/announce.c
+++ b/ffd/announce.c
@@ -45,7 +45,7 @@ static void maintain_nexthops(ffd_announce_t *announce) {
 				if (announce->selected == nexthop)
 					announce->selected = NULL;
 
-				nexthop->neigh->nexthop_refs--;
+				ffd_neigh_unref(nexthop->neigh);
 
 				free(nexthop);
 			}
@@ -54,6 +54,11 @@ static void maintain_nexthops(ffd_announce_t *announce) {
 				add_interval(&nexthop->last_update, FFD_UPDATE_TIMEOUT(nexthop->interval));
 			}
 		}
+		else if (!nexthop->neigh->iface && nexthop->metric_seqno.metric != 0xffff) {
+			nexthop->metric_seqno.metric = 0xffff;
+			nexthop->last_update = now;
+			add_interval(&nexthop->last_update, FFD_UPDATE_TIMEOUT(nexthop->interval));
+		}
 	}
 }