diff options
Diffstat (limited to 'drivers/net/bonding')
| -rw-r--r-- | drivers/net/bonding/bond_main.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index f74bacf071fc..2b4b7ad9cd2d 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -581,12 +581,47 @@ static void bond_ipsec_del_sa_all(struct bonding *bond) __func__); } else { slave->dev->xfrmdev_ops->xdo_dev_state_delete(ipsec->xs); + if (slave->dev->xfrmdev_ops->xdo_dev_state_free) + slave->dev->xfrmdev_ops->xdo_dev_state_free(ipsec->xs); } } spin_unlock_bh(&bond->ipsec_lock); rcu_read_unlock(); } +static void bond_ipsec_free_sa(struct xfrm_state *xs) +{ + struct net_device *bond_dev = xs->xso.dev; + struct net_device *real_dev; + netdevice_tracker tracker; + struct bonding *bond; + struct slave *slave; + + if (!bond_dev) + return; + + rcu_read_lock(); + bond = netdev_priv(bond_dev); + slave = rcu_dereference(bond->curr_active_slave); + real_dev = slave ? slave->dev : NULL; + netdev_hold(real_dev, &tracker, GFP_ATOMIC); + rcu_read_unlock(); + + if (!slave) + goto out; + + if (!xs->xso.real_dev) + goto out; + + WARN_ON(xs->xso.real_dev != real_dev); + + if (real_dev && real_dev->xfrmdev_ops && + real_dev->xfrmdev_ops->xdo_dev_state_free) + real_dev->xfrmdev_ops->xdo_dev_state_free(xs); +out: + netdev_put(real_dev, &tracker); +} + /** * bond_ipsec_offload_ok - can this packet use the xfrm hw offload * @skb: current data packet @@ -627,6 +662,7 @@ out: static const struct xfrmdev_ops bond_xfrmdev_ops = { .xdo_dev_state_add = bond_ipsec_add_sa, .xdo_dev_state_delete = bond_ipsec_del_sa, + .xdo_dev_state_free = bond_ipsec_free_sa, .xdo_dev_offload_ok = bond_ipsec_offload_ok, }; #endif /* CONFIG_XFRM_OFFLOAD */ |