garp: use kfree_rcu()
Use kfree_rcu() instead of call_rcu(), remove garp_cleanup_module()
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/802/garp.c b/net/802/garp.c
index f8300a8..1610295 100644
--- a/net/802/garp.c
+++ b/net/802/garp.c
@@ -544,11 +544,6 @@
return 0;
}
-static void garp_kfree_rcu(struct rcu_head *head)
-{
- kfree(container_of(head, struct garp_port, rcu));
-}
-
static void garp_release_port(struct net_device *dev)
{
struct garp_port *port = rtnl_dereference(dev->garp_port);
@@ -559,7 +554,7 @@
return;
}
rcu_assign_pointer(dev->garp_port, NULL);
- call_rcu(&port->rcu, garp_kfree_rcu);
+ kfree_rcu(port, rcu);
}
int garp_init_applicant(struct net_device *dev, struct garp_application *appl)
@@ -603,11 +598,6 @@
}
EXPORT_SYMBOL_GPL(garp_init_applicant);
-static void garp_app_kfree_rcu(struct rcu_head *head)
-{
- kfree(container_of(head, struct garp_applicant, rcu));
-}
-
void garp_uninit_applicant(struct net_device *dev, struct garp_application *appl)
{
struct garp_port *port = rtnl_dereference(dev->garp_port);
@@ -625,7 +615,7 @@
garp_queue_xmit(app);
dev_mc_del(dev, appl->proto.group_address);
- call_rcu(&app->rcu, garp_app_kfree_rcu);
+ kfree_rcu(app, rcu);
garp_release_port(dev);
}
EXPORT_SYMBOL_GPL(garp_uninit_applicant);
@@ -643,9 +633,3 @@
stp_proto_unregister(&appl->proto);
}
EXPORT_SYMBOL_GPL(garp_unregister_application);
-
-static void __exit garp_cleanup_module(void)
-{
- rcu_barrier(); /* Wait for completion of call_rcu()'s */
-}
-module_exit(garp_cleanup_module);