netns: Use net_eq() to compare net-namespaces for optimization.

[linux-2.6] / net / netrom / af_netrom.c

diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index 972250c974f1ceaf053eb92712018d4be781ed78..fccc250f95f5e8e111d17b4dca1f0d2570e28507 100644 (file)
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -74,6 +74,18 @@ static const struct proto_ops nr_proto_ops;
  */
 static struct lock_class_key nr_netdev_xmit_lock_key;
 
+static void nr_set_lockdep_one(struct net_device *dev,
+                              struct netdev_queue *txq,
+                              void *_unused)
+{
+       lockdep_set_class(&txq->_xmit_lock, &nr_netdev_xmit_lock_key);
+}
+
+static void nr_set_lockdep_key(struct net_device *dev)
+{
+       netdev_for_each_tx_queue(dev, nr_set_lockdep_one, NULL);
+}
+
 /*
  *     Socket removal during an interrupt is now safe.
  */
@@ -106,7 +118,7 @@ static int nr_device_event(struct notifier_block *this, unsigned long event, voi
 {
        struct net_device *dev = (struct net_device *)ptr;
 
-       if (dev->nd_net != &init_net)
+       if (!net_eq(dev_net(dev), &init_net))
                return NOTIFY_DONE;
 
        if (event != NETDEV_DOWN)
@@ -466,7 +478,7 @@ static struct sock *nr_make_new(struct sock *osk)
        if (osk->sk_type != SOCK_SEQPACKET)
                return NULL;
 
-       sk = sk_alloc(osk->sk_net, PF_NETROM, GFP_ATOMIC, osk->sk_prot);
+       sk = sk_alloc(sock_net(osk), PF_NETROM, GFP_ATOMIC, osk->sk_prot);
        if (sk == NULL)
                return NULL;
 
@@ -475,13 +487,11 @@ static struct sock *nr_make_new(struct sock *osk)
        sock_init_data(NULL, sk);
 
        sk->sk_type     = osk->sk_type;
-       sk->sk_socket   = osk->sk_socket;
        sk->sk_priority = osk->sk_priority;
        sk->sk_protocol = osk->sk_protocol;
        sk->sk_rcvbuf   = osk->sk_rcvbuf;
        sk->sk_sndbuf   = osk->sk_sndbuf;
        sk->sk_state    = TCP_ESTABLISHED;
-       sk->sk_sleep    = osk->sk_sleep;
        sock_copy_flags(sk, osk);
 
        skb_queue_head_init(&nr->ack_queue);
@@ -538,11 +548,9 @@ static int nr_release(struct socket *sock)
                sk->sk_state_change(sk);
                sock_orphan(sk);
                sock_set_flag(sk, SOCK_DESTROY);
-               sk->sk_socket   = NULL;
                break;
 
        default:
-               sk->sk_socket = NULL;
                break;
        }
 
@@ -810,13 +818,11 @@ static int nr_accept(struct socket *sock, struct socket *newsock, int flags)
                goto out_release;
 
        newsk = skb->sk;
-       newsk->sk_socket = newsock;
-       newsk->sk_sleep = &newsock->wait;
+       sock_graft(newsk, newsock);
 
        /* Now attach up the new socket */
        kfree_skb(skb);
        sk_acceptq_removed(sk);
-       newsock->sk = newsk;
 
 out_release:
        release_sock(sk);
@@ -1436,7 +1442,7 @@ static int __init nr_proto_init(void)
                        free_netdev(dev);
                        goto fail;
                }
-               lockdep_set_class(&dev->_xmit_lock, &nr_netdev_xmit_lock_key);
+               nr_set_lockdep_key(dev);
                dev_nr[i] = dev;
        }