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

The rcu callback sctp_local_addr_free() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(sctp_local_addr_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>

1 files changed, 1 insertions, 8 deletions

diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index d5bf91d04f63..065d99958ced 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -230,13 +230,6 @@ static void sctp_free_local_addr_list(void)
         }
 }
 
-void sctp_local_addr_free(struct rcu_head *head)
-{
-        struct sctp_sockaddr_entry *e = container_of(head,
-                                struct sctp_sockaddr_entry, rcu);
-        kfree(e);
-}
-
 /* Copy the local addresses which are valid for 'scope' into 'bp'.  */
 int sctp_copy_local_addr_list(struct sctp_bind_addr *bp, sctp_scope_t scope,
                               gfp_t gfp, int copy_flags)
@@ -681,7 +674,7 @@ static int sctp_inetaddr_event(struct notifier_block *this, unsigned long ev,
                 }
                 spin_unlock_bh(&sctp_local_addr_lock);
                 if (found)
-                        call_rcu(&addr->rcu, sctp_local_addr_free);
+                        kfree_rcu(addr, rcu);
                 break;
         }