static void set_vlan(Object *obj, Visitor *v, void *opaque, const char *name, Error **errp) { DeviceState *dev = DEVICE(obj); Property *prop = opaque; NICPeers *peers_ptr = qdev_get_prop_ptr(dev, prop); NetClientState **ptr = &peers_ptr->ncs[0]; Error *local_err = NULL; int32_t id; NetClientState *hubport; if (dev->realized) { qdev_prop_set_after_realize(dev, name, errp); visit_type_int32(v, &id, name, &local_err); if (local_err) { error_propagate(errp, local_err); if (id == -1) { *ptr = NULL; hubport = net_hub_port_find(id); if (!hubport) { error_set(errp, QERR_INVALID_PARAMETER_VALUE, name, prop->info->name); *ptr = hubport;