+ struct net_bridge *br = netdev_priv(dev);
+ struct sockaddr *addr = p;
+ struct net_bridge_port *port;
+ int err = -EADDRNOTAVAIL;
+
+ spin_lock_bh(&br->lock);
+ list_for_each_entry(port, &br->port_list, list) {
+ if (!compare_ether_addr(port->dev->dev_addr, addr->sa_data)) {
+ br_stp_change_bridge_id(br, addr->sa_data);
+ err = 0;
+ break;
+ }
+ }
+ spin_unlock_bh(&br->lock);