From b88ec38d139c0aadc5fa48dff2b62e7b874a573d Mon Sep 17 00:00:00 2001 From: Veaceslav Falico Date: Tue, 18 Jun 2013 13:44:52 +0200 Subject: bonding: trivial: make alb use bond_slave_has_mac() Also, cleanup bond_alb_handle_active_change() from 2 identical ifs. Signed-off-by: Veaceslav Falico Signed-off-by: David S. Miller --- drivers/net/bonding/bond_alb.c | 53 +++++++++--------------------------------- 1 file changed, 11 insertions(+), 42 deletions(-) (limited to 'drivers') diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c index 27fe329bdf83..4ea8ed150d46 100644 --- a/drivers/net/bonding/bond_alb.c +++ b/drivers/net/bonding/bond_alb.c @@ -1129,6 +1129,7 @@ static void alb_change_hw_addr_on_detach(struct bonding *bond, struct slave *sla { int perm_curr_diff; int perm_bond_diff; + struct slave *found_slave; perm_curr_diff = !ether_addr_equal_64bits(slave->perm_hwaddr, slave->dev->dev_addr); @@ -1136,21 +1137,12 @@ static void alb_change_hw_addr_on_detach(struct bonding *bond, struct slave *sla bond->dev->dev_addr); if (perm_curr_diff && perm_bond_diff) { - struct slave *tmp_slave; - int i, found = 0; - - bond_for_each_slave(bond, tmp_slave, i) { - if (ether_addr_equal_64bits(slave->perm_hwaddr, - tmp_slave->dev->dev_addr)) { - found = 1; - break; - } - } + found_slave = bond_slave_has_mac(bond, slave->perm_hwaddr); - if (found) { + if (found_slave) { /* locking: needs RTNL and nothing else */ - alb_swap_mac_addr(slave, tmp_slave); - alb_fasten_mac_swap(bond, slave, tmp_slave); + alb_swap_mac_addr(slave, found_slave); + alb_fasten_mac_swap(bond, slave, found_slave); } } } @@ -1668,7 +1660,6 @@ void bond_alb_handle_active_change(struct bonding *bond, struct slave *new_slave __acquires(&bond->curr_slave_lock) { struct slave *swap_slave; - int i; if (bond->curr_active_slave == new_slave) { return; @@ -1690,17 +1681,8 @@ void bond_alb_handle_active_change(struct bonding *bond, struct slave *new_slave /* set the new curr_active_slave to the bonds mac address * i.e. swap mac addresses of old curr_active_slave and new curr_active_slave */ - if (!swap_slave) { - struct slave *tmp_slave; - /* find slave that is holding the bond's mac address */ - bond_for_each_slave(bond, tmp_slave, i) { - if (ether_addr_equal_64bits(tmp_slave->dev->dev_addr, - bond->dev->dev_addr)) { - swap_slave = tmp_slave; - break; - } - } - } + if (!swap_slave) + swap_slave = bond_slave_has_mac(bond, bond->dev->dev_addr); /* * Arrange for swap_slave and new_slave to temporarily be @@ -1721,15 +1703,11 @@ void bond_alb_handle_active_change(struct bonding *bond, struct slave *new_slave if (swap_slave) { /* swap mac address */ alb_swap_mac_addr(swap_slave, new_slave); - } else { - /* set the new_slave to the bond mac address */ - alb_set_slave_mac_addr(new_slave, bond->dev->dev_addr); - } - - if (swap_slave) { alb_fasten_mac_swap(bond, swap_slave, new_slave); read_lock(&bond->lock); } else { + /* set the new_slave to the bond mac address */ + alb_set_slave_mac_addr(new_slave, bond->dev->dev_addr); read_lock(&bond->lock); alb_send_learning_packets(new_slave, bond->dev->dev_addr); } @@ -1746,9 +1724,8 @@ int bond_alb_set_mac_address(struct net_device *bond_dev, void *addr) { struct bonding *bond = netdev_priv(bond_dev); struct sockaddr *sa = addr; - struct slave *slave, *swap_slave; + struct slave *swap_slave; int res; - int i; if (!is_valid_ether_addr(sa->sa_data)) { return -EADDRNOTAVAIL; @@ -1769,15 +1746,7 @@ int bond_alb_set_mac_address(struct net_device *bond_dev, void *addr) return 0; } - swap_slave = NULL; - - bond_for_each_slave(bond, slave, i) { - if (ether_addr_equal_64bits(slave->dev->dev_addr, - bond_dev->dev_addr)) { - swap_slave = slave; - break; - } - } + swap_slave = bond_slave_has_mac(bond, bond_dev->dev_addr); if (swap_slave) { alb_swap_mac_addr(swap_slave, bond->curr_active_slave); -- cgit v1.2.3