Merge branch 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes...

[pandora-kernel.git] / net / decnet / dn_dev.c

diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c
index 0dcaa90..cf26ac7 100644 (file)
--- a/net/decnet/dn_dev.c
+++ b/net/decnet/dn_dev.c
@@ -332,14 +332,9 @@ static struct dn_ifaddr *dn_dev_alloc_ifa(void)
        return ifa;
 }
 
-static void dn_dev_free_ifa_rcu(struct rcu_head *head)
-{
-       kfree(container_of(head, struct dn_ifaddr, rcu));
-}
-
 static void dn_dev_free_ifa(struct dn_ifaddr *ifa)
 {
-       call_rcu(&ifa->rcu, dn_dev_free_ifa_rcu);
+       kfree_rcu(ifa, rcu);
 }
 
 static void dn_dev_del_ifa(struct dn_dev *dn_db, struct dn_ifaddr __rcu **ifap, int destroy)
@@ -752,7 +747,8 @@ static int dn_nl_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
        skip_naddr = cb->args[1];
 
        idx = 0;
-       for_each_netdev(&init_net, dev) {
+       rcu_read_lock();
+       for_each_netdev_rcu(&init_net, dev) {
                if (idx < skip_ndevs)
                        goto cont;
                else if (idx > skip_ndevs) {
@@ -761,11 +757,11 @@ static int dn_nl_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
                        skip_naddr = 0;
                }
 
-               if ((dn_db = rtnl_dereference(dev->dn_ptr)) == NULL)
+               if ((dn_db = rcu_dereference(dev->dn_ptr)) == NULL)
                        goto cont;
 
-               for (ifa = rtnl_dereference(dn_db->ifa_list), dn_idx = 0; ifa;
-                    ifa = rtnl_dereference(ifa->ifa_next), dn_idx++) {
+               for (ifa = rcu_dereference(dn_db->ifa_list), dn_idx = 0; ifa;
+                    ifa = rcu_dereference(ifa->ifa_next), dn_idx++) {
                        if (dn_idx < skip_naddr)
                                continue;
 
@@ -778,6 +774,7 @@ cont:
                idx++;
        }
 done:
+       rcu_read_unlock();
        cb->args[0] = idx;
        cb->args[1] = dn_idx;