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

PATCH In review Lai Jiangshan 2 participants 2 messages Mar 18, 2011 SELinux security module

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Lai Jiangshan

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PATCH 19/36 security,rcu: convert call_rcu(sel_netif_free) to kfree_rcu()

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 <[email protected]>
---
 security/selinux/netif.c |   18 +-----------------
 1 files changed, 1 insertions(+), 17 deletions(-)
security/selinux/netif.c +1 -17
index d6095d6..58cc481 100644
@@ -104,22 +104,6 @@ static int sel_netif_insert(struct sel_netif *netif)
 }
 
 /**
- * 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
  * @netif: the existing interface record
  *

@@ -131,7 +115,7 @@ static void sel_netif_destroy(struct sel_netif *netif)
 {
 	list_del_rcu(&netif->list);
 	sel_netif_total--;
-	call_rcu(&netif->rcu_head, sel_netif_free);
+	kfree_rcu(netif, rcu_head);
 }
 
 /**
Signature · 1 line
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