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bonding: use ether_addr_equal_64bits to instead of ether_addr_equal
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The net_device.dev_addr have more than 2 bytes of additional data after
the mac addr, so it is safe to use the ether_addr_equal_64bits().

Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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dingtianhong authored and David S. Miller committed Jan 2, 2014
1 parent 359632e commit 844223a
Showing 1 changed file with 2 additions and 2 deletions.
4 changes: 2 additions & 2 deletions drivers/net/bonding/bond_main.c
Original file line number Diff line number Diff line change
Expand Up @@ -1637,7 +1637,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
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(bond_dev->dev_addr, slave_dev->dev_addr))
ether_addr_equal_64bits(bond_dev->dev_addr, slave_dev->dev_addr))
eth_hw_addr_random(bond_dev);

return res;
Expand Down Expand Up @@ -1710,7 +1710,7 @@ static int __bond_release_one(struct net_device *bond_dev,
bond->current_arp_slave = NULL;

if (!all && !bond->params.fail_over_mac) {
if (ether_addr_equal(bond_dev->dev_addr, slave->perm_hwaddr) &&
if (ether_addr_equal_64bits(bond_dev->dev_addr, slave->perm_hwaddr) &&
bond_has_slaves(bond))
pr_warn("%s: Warning: the permanent HWaddr of %s - %pM - is still in use by %s. Set the HWaddr of %s to a different address to avoid conflicts.\n",
bond_dev->name, slave_dev->name,
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