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driver: macvlan: Remove the rcu member of macvlan_port 

When free macvlan_port in macvlan_port_destroy, it is safe to free
directly because netdev_rx_handler_unregister could enforce one
grace period.
So it is unnecessary to use kfree_rcu for macvlan_port.

Signed-off-by: Gao Feng <fgao@ikuai8.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Gao Feng 2016-12-07 12:23:18 +08:00 committed by David S. Miller
parent 48140a210b
commit a1f5315ce4
1 changed files with 1 additions and 2 deletions
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3
drivers/net/macvlan.c
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@ -43,7 +43,6 @@ struct macvlan_port {
struct net_device *dev;
struct hlist_head vlan_hash[MACVLAN_HASH_SIZE];
struct list_head vlans;
struct rcu_head rcu;
struct sk_buff_head bc_queue;
struct work_struct bc_work;
bool passthru;
@ -1151,7 +1150,7 @@ static void macvlan_port_destroy(struct net_device *dev)
cancel_work_sync(&port->bc_work);
__skb_queue_purge(&port->bc_queue);
kfree_rcu(port, rcu);
kfree(port);
}
static int macvlan_validate(struct nlattr *tb[], struct nlattr *data[])