bridge_new_port
if ((bp = bridge_new_port(mif, bif)) == NULL)
if ((bp = bridge_new_port(mif, bif)) == NULL)
struct bridge_port *bridge_new_port(struct mibif *mif, struct bridge_if *bif);
if ((bp = bridge_new_port(m_if, bif)) != NULL) {
(bp = bridge_new_port(m_if, bif)) != NULL) {