diff options
| -rw-r--r-- | drivers/net/bonding/bond_main.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 5af2a8f..9145834c 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -861,6 +861,23 @@ static void bond_mc_swap(struct bonding *bond, struct slave *new_active, } } +static struct slave *bond_get_old_active(struct bonding *bond, + struct slave *new_active) +{ + struct slave *slave; + int i; + + bond_for_each_slave(bond, slave, i) { + if (slave == new_active) + continue; + + if (!compare_ether_addr(bond->dev->dev_addr, slave->dev->dev_addr)) + return slave; + } + + return NULL; +} + /* * bond_do_fail_over_mac * @@ -898,6 +915,9 @@ static void bond_do_fail_over_mac(struct bonding *bond, write_unlock_bh(&bond->curr_slave_lock); read_unlock(&bond->lock); + if (!old_active) + old_active = bond_get_old_active(bond, new_active); + if (old_active) { memcpy(tmp_mac, new_active->dev->dev_addr, ETH_ALEN); memcpy(saddr.sa_data, old_active->dev->dev_addr, |