+ r = sd_rtnl_message_get_type(message, &type);
+ if (r < 0) {
+ log_error_netdev(netdev, "Could not get rtnl message type");
+ return r;
+ }
+
+ if (type != RTM_NEWLINK) {
+ log_error_netdev(netdev, "Can not set ifindex from unexpected rtnl message type");
+ return -EINVAL;
+ }
+
+ r = sd_rtnl_message_enter_container(message, IFLA_LINKINFO);
+ if (r < 0) {
+ log_error_netdev(netdev, "Could not get LINKINFO");
+ return r;
+ }
+
+ r = sd_rtnl_message_read_string(message, IFLA_INFO_KIND, &received_kind);
+ if (r < 0) {
+ log_error_netdev(netdev, "Could not get KIND");
+ return r;
+ }
+
+ r = sd_rtnl_message_exit_container(message);
+ if (r < 0) {
+ log_error_netdev(netdev, "Could not exit container");
+ return r;
+ }
+
+ kind = netdev_kind_to_string(netdev->kind);
+ if (!kind) {
+ log_error_netdev(netdev, "Could not get kind");
+ netdev_enter_failed(netdev);
+ return -EINVAL;
+ }
+
+ if (!streq(kind, received_kind)) {
+ log_error_netdev(netdev, "Received newlink with wrong KIND");
+ netdev_enter_failed(netdev);
+ return r;
+ }
+
+ r = sd_rtnl_message_link_get_ifindex(message, &ifindex);
+ if (r < 0) {
+ log_error_netdev(netdev, "Could not get ifindex: %s", strerror(-r));
+ netdev_enter_failed(netdev);
+ return r;
+ } else if (ifindex <= 0) {
+ log_error_netdev(netdev, "Got invalid ifindex: %d", ifindex);
+ netdev_enter_failed(netdev);
+ return r;
+ }
+
+ if (netdev->ifindex > 0 && netdev->ifindex != ifindex) {
+ log_error_netdev(netdev, "Could not set ifindex to %d, already set to %d",
+ ifindex, netdev->ifindex);
+ netdev_enter_failed(netdev);
+ return -EEXIST;