Commit 6e07902f authored by Wei Yongjun's avatar Wei Yongjun Committed by David S. Miller
Browse files

net: sched: using kfree_rcu() to simplify the code 



The callback function of call_rcu() just calls a kfree(), so we
can use kfree_rcu() instead of call_rcu() + callback function.

Signed-off-by: default avatarWei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 780feae7

net/sched/sch_api.c

+1 −6
Original line number Diff line number Diff line
@@ -526,11 +526,6 @@ static struct qdisc_size_table *qdisc_get_stab(struct nlattr *opt, 
	return stab;

}



static void stab_kfree_rcu(struct rcu_head *head)

{

	kfree(container_of(head, struct qdisc_size_table, rcu));

}



void qdisc_put_stab(struct qdisc_size_table *tab)

{

	if (!tab)
@@ -538,7 +533,7 @@ void qdisc_put_stab(struct qdisc_size_table *tab) 


	if (--tab->refcnt == 0) {

		list_del(&tab->list);

		call_rcu(&tab->rcu, stab_kfree_rcu);

		kfree_rcu(tab, rcu);

	}

}

EXPORT_SYMBOL(qdisc_put_stab);