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net,rcu: convert call_rcu(xt_osf_finger_free_rcu) to kfree_rcu()

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The rcu callback xt_osf_finger_free_rcu() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(xt_osf_finger_free_rcu).

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
This commit is contained in:
Lai Jiangshan 2011-03-18 12:15:02 +08:00 committed by Paul E. McKenney
parent a74ce1425e
commit 88b4a0347a
1 changed files with 2 additions and 9 deletions
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11
net/netfilter/xt_osf.c
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@ -62,13 +62,6 @@ static const struct nla_policy xt_osf_policy[OSF_ATTR_MAX + 1] = {
[OSF_ATTR_FINGER] = { .len = sizeof(struct xt_osf_user_finger) },
};
static void xt_osf_finger_free_rcu(struct rcu_head *rcu_head)
{
struct xt_osf_finger *f = container_of(rcu_head, struct xt_osf_finger, rcu_head);
kfree(f);
}
static int xt_osf_add_callback(struct sock *ctnl, struct sk_buff *skb,
const struct nlmsghdr *nlh,
const struct nlattr * const osf_attrs[])
@ -133,7 +126,7 @@ static int xt_osf_remove_callback(struct sock *ctnl, struct sk_buff *skb,
* We are protected by nfnl mutex.
*/
list_del_rcu(&sf->finger_entry);
call_rcu(&sf->rcu_head, xt_osf_finger_free_rcu);
kfree_rcu(sf, rcu_head);
err = 0;
break;
@ -414,7 +407,7 @@ static void __exit xt_osf_fini(void)
list_for_each_entry_rcu(f, &xt_osf_fingers[i], finger_entry) {
list_del_rcu(&f->finger_entry);
call_rcu(&f->rcu_head, xt_osf_finger_free_rcu);
kfree_rcu(f, rcu_head);
}
}
rcu_read_unlock();