bond_slave_get_rtnl
struct slave *slave = bond_slave_get_rtnl(slave_dev), *primary;
struct slave *slave = bond_slave_get_rtnl(slave_dev);
slave = bond_slave_get_rtnl(dev);
slave = bond_slave_get_rtnl(newval->slave_dev);
slave = bond_slave_get_rtnl(newval->slave_dev);
struct slave *new_active = bond_slave_get_rtnl(slave_dev);