diff options
Diffstat (limited to 'drivers/net/bonding/bond_main.c')
| -rw-r--r-- | drivers/net/bonding/bond_main.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 6f8b268..f1b566f 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1949,6 +1949,7 @@ err_detach: write_unlock_bh(&bond->lock); err_close: + slave_dev->priv_flags &= ~IFF_BONDING; dev_close(slave_dev); err_unset_master: @@ -1993,6 +1994,7 @@ int bond_release(struct net_device *bond_dev, struct net_device *slave_dev) struct bonding *bond = netdev_priv(bond_dev); struct slave *slave, *oldcurrent; struct sockaddr addr; + int old_flags = bond_dev->flags; u32 old_features = bond_dev->features; /* slave is not a slave or master is not master of this slave */ @@ -2017,12 +2019,11 @@ int bond_release(struct net_device *bond_dev, struct net_device *slave_dev) return -EINVAL; } + write_unlock_bh(&bond->lock); /* unregister rx_handler early so bond_handle_frame wouldn't be called * for this slave anymore. */ netdev_rx_handler_unregister(slave_dev); - write_unlock_bh(&bond->lock); - synchronize_net(); write_lock_bh(&bond->lock); if (!bond->params.fail_over_mac) { @@ -2124,12 +2125,18 @@ int bond_release(struct net_device *bond_dev, struct net_device *slave_dev) * already taken care of above when we detached the slave */ if (!USES_PRIMARY(bond->params.mode)) { - /* unset promiscuity level from slave */ - if (bond_dev->flags & IFF_PROMISC) + /* unset promiscuity level from slave + * NOTE: The NETDEV_CHANGEADDR call above may change the value + * of the IFF_PROMISC flag in the bond_dev, but we need the + * value of that flag before that change, as that was the value + * when this slave was attached, so we cache at the start of the + * function and use it here. Same goes for ALLMULTI below + */ + if (old_flags & IFF_PROMISC) dev_set_promiscuity(slave_dev, -1); /* unset allmulti level from slave */ - if (bond_dev->flags & IFF_ALLMULTI) + if (old_flags & IFF_ALLMULTI) dev_set_allmulti(slave_dev, -1); /* flush master's mc_list from slave */ |