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

[PATCH 05/17] net,rcu: convert call_rcu(tcf_police_free_rcu) to kfree_rcu()

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

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>

1 files changed, 1 insertions, 6 deletions

diff --git a/net/sched/act_police.c b/net/sched/act_police.c
index 8a1630774fd6..d6bcd64e91de 100644
--- a/net/sched/act_police.c
+++ b/net/sched/act_police.c
@@ -96,11 +96,6 @@ nla_put_failure:
         goto done;
 }
 
-static void tcf_police_free_rcu(struct rcu_head *head)
-{
-        kfree(container_of(head, struct tcf_police, tcf_rcu));
-}
-
 static void tcf_police_destroy(struct tcf_police *p)
 {
         unsigned int h = tcf_hash(p->tcf_index, POL_TAB_MASK);
@@ -121,7 +116,7 @@ static void tcf_police_destroy(struct tcf_police *p)
                          * gen_estimator est_timer() might access p->tcf_lock
                          * or bstats, wait a RCU grace period before freeing p
                          */
-                        call_rcu(&p->tcf_rcu, tcf_police_free_rcu);
+                        kfree_rcu(p, tcf_rcu);
                         return;
                 }
         }