[PATCH tip/core/rcu 3/7] batman,rcu: convert call_rcu(gw_node_free_rcu) to kfree_rcu

[Paul E. McKenney]

The RCU callback gw_node_free_rcu() just calls kfree(), so we can use
kfree_rcu() instead of call_rcu().

Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
Cc: Marek Lindner <lindner_marek@xxxxxxxx>
Cc: Simon Wunderlich <siwu@xxxxxxxxxxxxxxxxxx>
Cc: Sven Eckelmann <sven@xxxxxxxxxxxxx>
---
 net/batman-adv/gateway_client.c |   10 +---------
 1 files changed, 1 insertions(+), 9 deletions(-)

diff --git a/net/batman-adv/gateway_client.c b/net/batman-adv/gateway_client.c
index 3cc4355..150b6ce 100644
--- a/net/batman-adv/gateway_client.c
+++ b/net/batman-adv/gateway_client.c
@@ -28,18 +28,10 @@
 #include <linux/udp.h>
 #include <linux/if_vlan.h>
 
-static void gw_node_free_rcu(struct rcu_head *rcu)
-{
-	struct gw_node *gw_node;
-
-	gw_node = container_of(rcu, struct gw_node, rcu);
-	kfree(gw_node);
-}
-
 static void gw_node_free_ref(struct gw_node *gw_node)
 {
 	if (atomic_dec_and_test(&gw_node->refcount))
-		call_rcu(&gw_node->rcu, gw_node_free_rcu);
+		kfree_rcu(gw_node, rcu);
 }
 
 void *gw_get_selected(struct bat_priv *bat_priv)
-- 
1.7.3.2

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