[PATCH 10/17] audit_tree, rcu: convert call_rcu(__put_tree) to kfree_rcu()

[Lai Jiangshan]

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

Signed-off-by: Lai Jiangshan <laijs at cn.fujitsu.com>
---
 kernel/audit_tree.c |    8 +-------
 1 files changed, 1 insertions(+), 7 deletions(-)

diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c
index 37b2bea..ae216a3 100644
--- a/kernel/audit_tree.c
+++ b/kernel/audit_tree.c
@@ -93,16 +93,10 @@ static inline void get_tree(struct audit_tree *tree)
 	atomic_inc(&tree->count);
 }
 
-static void __put_tree(struct rcu_head *rcu)
-{
-	struct audit_tree *tree = container_of(rcu, struct audit_tree, head);
-	kfree(tree);
-}
-
 static inline void put_tree(struct audit_tree *tree)
 {
 	if (atomic_dec_and_test(&tree->count))
-		call_rcu(&tree->head, __put_tree);
+		kfree_rcu(tree, head);
 }
 
 /* to avoid bringing the entire thing in audit.h */
-- 
1.7.4