Commit 37b6b935 authored by Lai Jiangshan's avatar Lai Jiangshan Committed by Paul E. McKenney

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

The rcu callback listeners_free_rcu() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(listeners_free_rcu).
Signed-off-by: default avatarLai Jiangshan <laijs@cn.fujitsu.com>
Acked-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: default avatarJosh Triplett <josh@joshtriplett.org>
parent e5785985
...@@ -1566,12 +1566,6 @@ netlink_kernel_release(struct sock *sk) ...@@ -1566,12 +1566,6 @@ netlink_kernel_release(struct sock *sk)
} }
EXPORT_SYMBOL(netlink_kernel_release); EXPORT_SYMBOL(netlink_kernel_release);
static void listeners_free_rcu(struct rcu_head *head)
{
kfree(container_of(head, struct listeners, rcu));
}
int __netlink_change_ngroups(struct sock *sk, unsigned int groups) int __netlink_change_ngroups(struct sock *sk, unsigned int groups)
{ {
struct listeners *new, *old; struct listeners *new, *old;
...@@ -1588,7 +1582,7 @@ int __netlink_change_ngroups(struct sock *sk, unsigned int groups) ...@@ -1588,7 +1582,7 @@ int __netlink_change_ngroups(struct sock *sk, unsigned int groups)
memcpy(new->masks, old->masks, NLGRPSZ(tbl->groups)); memcpy(new->masks, old->masks, NLGRPSZ(tbl->groups));
rcu_assign_pointer(tbl->listeners, new); rcu_assign_pointer(tbl->listeners, new);
call_rcu(&old->rcu, listeners_free_rcu); kfree_rcu(old, rcu);
} }
tbl->groups = groups; tbl->groups = groups;
......
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