diff options
Diffstat (limited to 'drivers/net/bonding/bond_main.c')
| -rw-r--r-- | drivers/net/bonding/bond_main.c | 34 |
1 files changed, 31 insertions, 3 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 317a49480475..e1ccefce9a9d 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -625,6 +625,23 @@ static void bond_set_dev_addr(struct net_device *bond_dev, call_netdevice_notifiers(NETDEV_CHANGEADDR, bond_dev); } +static struct slave *bond_get_old_active(struct bonding *bond, + struct slave *new_active) +{ + struct slave *slave; + struct list_head *iter; + + bond_for_each_slave(bond, slave, iter) { + if (slave == new_active) + continue; + + if (ether_addr_equal(bond->dev->dev_addr, slave->dev->dev_addr)) + return slave; + } + + return NULL; +} + /* bond_do_fail_over_mac * * Perform special MAC address swapping for fail_over_mac settings @@ -652,6 +669,9 @@ static void bond_do_fail_over_mac(struct bonding *bond, if (!new_active) return; + if (!old_active) + old_active = bond_get_old_active(bond, new_active); + if (old_active) { ether_addr_copy(tmp_mac, new_active->dev->dev_addr); ether_addr_copy(saddr.sa_data, @@ -1725,9 +1745,16 @@ err_free: err_undo_flags: /* Enslave of first slave has failed and we need to fix master's mac */ - if (!bond_has_slaves(bond) && - ether_addr_equal_64bits(bond_dev->dev_addr, slave_dev->dev_addr)) - eth_hw_addr_random(bond_dev); + if (!bond_has_slaves(bond)) { + if (ether_addr_equal_64bits(bond_dev->dev_addr, + slave_dev->dev_addr)) + eth_hw_addr_random(bond_dev); + if (bond_dev->type != ARPHRD_ETHER) { + ether_setup(bond_dev); + bond_dev->flags |= IFF_MASTER; + bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING; + } + } return res; } @@ -1916,6 +1943,7 @@ static int bond_release_and_destroy(struct net_device *bond_dev, bond_dev->priv_flags |= IFF_DISABLE_NETPOLL; netdev_info(bond_dev, "Destroying bond %s\n", bond_dev->name); + bond_remove_proc_entry(bond); unregister_netdevice(bond_dev); } return ret; |