diff options
Diffstat (limited to 'drivers/net/bonding/bond_main.c')
| -rw-r--r-- | drivers/net/bonding/bond_main.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 5e12462a9d5e..2c3f9db91b50 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1533,6 +1533,14 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) */ new_slave->original_flags = slave_dev->flags; + /* Save slave's original mtu and then set it to match the bond */ + new_slave->original_mtu = slave_dev->mtu; + res = dev_set_mtu(slave_dev, bond->dev->mtu); + if (res) { + pr_debug("Error %d calling dev_set_mtu\n", res); + goto err_free; + } + /* * Save slave's original ("permanent") mac address for modes * that need it, and for restoring it upon release, and then @@ -1550,7 +1558,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) res = dev_set_mac_address(slave_dev, &addr); if (res) { pr_debug("Error %d calling set_mac_address\n", res); - goto err_free; + goto err_restore_mtu; } } @@ -1785,6 +1793,9 @@ err_restore_mac: dev_set_mac_address(slave_dev, &addr); } +err_restore_mtu: + dev_set_mtu(slave_dev, new_slave->original_mtu); + err_free: kfree(new_slave); @@ -1969,6 +1980,8 @@ int bond_release(struct net_device *bond_dev, struct net_device *slave_dev) dev_set_mac_address(slave_dev, &addr); } + dev_set_mtu(slave_dev, slave->original_mtu); + slave_dev->priv_flags &= ~(IFF_MASTER_8023AD | IFF_MASTER_ALB | IFF_SLAVE_INACTIVE | IFF_BONDING | IFF_SLAVE_NEEDARP); |