* to this rule: the host has moved to another switch. */
src_idx = mac_learning_lookup(br->ml, flow->dl_src, vlan);
if (src_idx != -1 && src_idx != in_port->port_idx &&
* to this rule: the host has moved to another switch. */
src_idx = mac_learning_lookup(br->ml, flow->dl_src, vlan);
if (src_idx != -1 && src_idx != in_port->port_idx &&