interface: always delete l3 dev on proto down

[project/netifd.git] / interface.c

diff --git a/interface.c b/interface.c
index 4a3a725..7104750 100644 (file)
--- a/interface.c
+++ b/interface.c
@@ -328,6 +328,9 @@ interface_cb(struct device_user *dep, enum device_event ev)
         case DEV_EVENT_LINK_DOWN:
                interface_set_link_state(iface, new_state);
                break;
+       case DEV_EVENT_TOPO_CHANGE:
+               interface_proto_event(iface->proto, PROTO_CMD_RENEW, false);
+               return;
        default:
                break;
        }
@@ -589,6 +592,8 @@ interface_proto_cb(struct interface_proto_state *state, enum interface_proto_eve
                mark_interface_down(iface);
                if (iface->main_dev.dev)
                        device_release(&iface->main_dev);
+               if (iface->l3_dev.dev)
+                       device_remove_user(&iface->l3_dev);
                interface_handle_config_change(iface);
                break;
        case IFPEV_LINK_LOST:
@@ -599,6 +604,8 @@ interface_proto_cb(struct interface_proto_state *state, enum interface_proto_eve
                mark_interface_down(iface);
                iface->state = IFS_SETUP;
                break;
+       default:
+               return;
        }
 
        interface_write_resolv_conf();