diff options
Diffstat (limited to 'drivers/net/bonding/bond_main.c')
| -rw-r--r-- | drivers/net/bonding/bond_main.c | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 430c02267d7e..f8ab60b914c4 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1480,14 +1480,27 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) bond_dev->name, bond_dev->type, slave_dev->type); - netdev_bonding_change(bond_dev, NETDEV_BONDING_OLDTYPE); + res = netdev_bonding_change(bond_dev, + NETDEV_PRE_TYPE_CHANGE); + res = notifier_to_errno(res); + if (res) { + pr_err("%s: refused to change device type\n", + bond_dev->name); + res = -EBUSY; + goto err_undo_flags; + } + + /* Flush unicast and multicast addresses */ + dev_unicast_flush(bond_dev); + dev_addr_discard(bond_dev); if (slave_dev->type != ARPHRD_ETHER) bond_setup_by_slave(bond_dev, slave_dev); else ether_setup(bond_dev); - netdev_bonding_change(bond_dev, NETDEV_BONDING_NEWTYPE); + netdev_bonding_change(bond_dev, + NETDEV_POST_TYPE_CHANGE); } } else if (bond_dev->type != slave_dev->type) { pr_err("%s ether type (%d) is different from other slaves (%d), can not enslave it.\n", @@ -4654,13 +4667,13 @@ static int bond_check_params(struct bond_params *params) } if (num_grat_arp < 0 || num_grat_arp > 255) { - pr_warning("Warning: num_grat_arp (%d) not in range 0-255 so it was reset to 1 \n", + pr_warning("Warning: num_grat_arp (%d) not in range 0-255 so it was reset to 1\n", num_grat_arp); num_grat_arp = 1; } if (num_unsol_na < 0 || num_unsol_na > 255) { - pr_warning("Warning: num_unsol_na (%d) not in range 0-255 so it was reset to 1 \n", + pr_warning("Warning: num_unsol_na (%d) not in range 0-255 so it was reset to 1\n", num_unsol_na); num_unsol_na = 1; } |