ospf6d: handle missing link local address more gracefully

ospf6 can't run on an interface without a link local address.
Don't start the state machine when an interface comes up without
such an ip and bring it up later, when a usable link local
address is added.

Signed-off-by: Christian Franke <chris@opensourcerouting.org>
Signed-off-by: David Lamparter <equinox@opensourcerouting.org>

1 files changed, 8 insertions, 3 deletions

diff --git a/ospf6d/ospf6_zebra.c b/ospf6d/ospf6_zebra.c
index 50ecc170..cffd7675 100644
--- a/ospf6d/ospf6_zebra.c
+++ b/ospf6d/ospf6_zebra.c
@@ -165,8 +165,10 @@ ospf6_zebra_if_address_update_add (int command, struct zclient *zclient,
 			   buf, sizeof (buf)), c->address->prefixlen);
 
   if (c->address->family == AF_INET6)
-    ospf6_interface_connected_route_update (c->ifp);
-
+    {
+      ospf6_interface_state_update (c->ifp);
+      ospf6_interface_connected_route_update (c->ifp);
+    }
   return 0;
 }
 
@@ -188,7 +190,10 @@ ospf6_zebra_if_address_update_delete (int command, struct zclient *zclient,
 			   buf, sizeof (buf)), c->address->prefixlen);
 
   if (c->address->family == AF_INET6)
-    ospf6_interface_connected_route_update (c->ifp);
+    {
+      ospf6_interface_connected_route_update (c->ifp);
+      ospf6_interface_state_update (c->ifp);
+    }
 
   return 0;
 }