diff options
Diffstat (limited to 'drivers/net/bonding')
| -rw-r--r-- | drivers/net/bonding/bond_alb.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c index e96041816b5b..576cceae026a 100644 --- a/drivers/net/bonding/bond_alb.c +++ b/drivers/net/bonding/bond_alb.c @@ -1699,6 +1699,23 @@ void bond_alb_handle_active_change(struct bonding *bond, struct slave *new_slave ASSERT_RTNL(); + /* in TLB mode, the slave might flip down/up with the old dev_addr, + * and thus filter bond->dev_addr's packets, so force bond's mac + */ + if (bond->params.mode == BOND_MODE_TLB) { + struct sockaddr sa; + u8 tmp_addr[ETH_ALEN]; + + memcpy(tmp_addr, new_slave->dev->dev_addr, ETH_ALEN); + + memcpy(sa.sa_data, bond->dev->dev_addr, bond->dev->addr_len); + sa.sa_family = bond->dev->type; + /* we don't care if it can't change its mac, best effort */ + dev_set_mac_address(new_slave->dev, &sa); + + memcpy(new_slave->dev->dev_addr, tmp_addr, ETH_ALEN); + } + /* curr_active_slave must be set before calling alb_swap_mac_addr */ if (swap_slave) { /* swap mac address */ |