netifd: Check interface state only when main device is set during interface_change_config

[project/netifd.git] / interface-ip.c

diff --git a/interface-ip.c b/interface-ip.c
index a82d8e7..33b5d43 100644 (file)
--- a/interface-ip.c
+++ b/interface-ip.c
@@ -581,7 +581,7 @@ interface_update_proto_route(struct vlist_tree *tree,
 
        if (node_old && node_new)
                keep = !memcmp(&route_old->nexthop, &route_new->nexthop, sizeof(route_old->nexthop)) &&
-                       !route_old->failed;
+                       (route_old->mtu == route_new->mtu) && !route_old->failed;
 
        if (node_old) {
                if (!(route_old->flags & DEVADDR_EXTERNAL) && route_old->enabled && !keep)