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security,rcu: convert call_rcu(sel_netif_free) to kfree_rcu()

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

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 12:03:19 +08:00
committed by Paul E. McKenney
parent b55071eb60
commit 690273fc70
1 changed files with 1 additions and 17 deletions
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18
security/selinux/netif.c
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@@ -103,22 +103,6 @@ static int sel_netif_insert(struct sel_netif *netif)
return 0; return 0;
} }
/**
* sel_netif_free - Frees an interface entry
* @p: the entry's RCU field
*
* Description:
* This function is designed to be used as a callback to the call_rcu()
* function so that memory allocated to a hash table interface entry can be
* released safely.
*
*/
static void sel_netif_free(struct rcu_head *p)
{
struct sel_netif *netif = container_of(p, struct sel_netif, rcu_head);
kfree(netif);
}
/** /**
* sel_netif_destroy - Remove an interface record from the table * sel_netif_destroy - Remove an interface record from the table
* @netif: the existing interface record * @netif: the existing interface record
@@ -131,7 +115,7 @@ static void sel_netif_destroy(struct sel_netif *netif)
{ {
list_del_rcu(&netif->list); list_del_rcu(&netif->list);
sel_netif_total--; sel_netif_total--;
call_rcu(&netif->rcu_head, sel_netif_free); kfree_rcu(netif, rcu_head);
} }
/** /**