5 files changed, 31 insertions, 39 deletions

diff --git a/net/phonet/af_phonet.c b/net/phonet/af_phonet.c
index 9d211f12582b..13cb323f8c38 100644
--- a/net/phonet/af_phonet.c
+++ b/net/phonet/af_phonet.c
@@ -67,9 +67,6 @@ static int pn_socket_create(struct net *net, struct socket *sock, int protocol)
         struct phonet_protocol *pnp;
         int err;
 
-        if (net != &init_net)
-                return -EAFNOSUPPORT;
-
         if (!capable(CAP_SYS_ADMIN))
                 return -EPERM;
 
@@ -352,9 +349,6 @@ static int phonet_rcv(struct sk_buff *skb, struct net_device *dev,
         struct sockaddr_pn sa;
         u16 len;
 
-        if (dev_net(dev) != &init_net)
-                goto out;
-
         /* check we have at least a full Phonet header */
         if (!pskb_pull(skb, sizeof(struct phonethdr)))
                 goto out;
@@ -373,7 +367,7 @@ static int phonet_rcv(struct sk_buff *skb, struct net_device *dev,
         if (pn_sockaddr_get_addr(&sa) == 0)
                 goto out; /* currently, we cannot be device 0 */
 
-        sk = pn_find_sock_by_sa(&sa);
+        sk = pn_find_sock_by_sa(dev_net(dev), &sa);
         if (sk == NULL) {
                 if (can_respond(skb)) {
                         send_obj_unreachable(skb);
diff --git a/net/phonet/pep-gprs.c b/net/phonet/pep-gprs.c
index 803eeef0aa85..22848dd7d67a 100644
--- a/net/phonet/pep-gprs.c
+++ b/net/phonet/pep-gprs.c
@@ -41,7 +41,6 @@ struct gprs_dev {
         void                    (*old_write_space)(struct sock *);
 
         struct net_device       *net;
-        struct net_device_stats stats;
 
         struct sk_buff_head     tx_queue;
         struct work_struct      tx_work;
@@ -49,14 +48,14 @@ struct gprs_dev {
         unsigned                tx_max;
 };
 
-static int gprs_type_trans(struct sk_buff *skb)
+static __be16 gprs_type_trans(struct sk_buff *skb)
 {
         const u8 *pvfc;
         u8 buf;
 
         pvfc = skb_header_pointer(skb, 0, 1, &buf);
         if (!pvfc)
-                return 0;
+                return htons(0);
         /* Look at IP version field */
         switch (*pvfc >> 4) {
         case 4:
@@ -64,7 +63,7 @@ static int gprs_type_trans(struct sk_buff *skb)
         case 6:
                 return htons(ETH_P_IPV6);
         }
-        return 0;
+        return htons(0);
 }
 
 /*
@@ -83,8 +82,9 @@ static void gprs_state_change(struct sock *sk)
 
 static int gprs_recv(struct gprs_dev *dev, struct sk_buff *skb)
 {
+        struct net_device *net = dev->net;
         int err = 0;
-        u16 protocol = gprs_type_trans(skb);
+        __be16 protocol = gprs_type_trans(skb);
 
         if (!protocol) {
                 err = -EINVAL;
@@ -99,7 +99,7 @@ static int gprs_recv(struct gprs_dev *dev, struct sk_buff *skb)
                  * so wrap the IP packet as a single fragment of an head-less
                  * socket buffer. The network stack will pull what it needs,
                  * but at least, the whole IP payload is not memcpy'd. */
-                rskb = netdev_alloc_skb(dev->net, 0);
+                rskb = netdev_alloc_skb(net, 0);
                 if (!rskb) {
                         err = -ENOBUFS;
                         goto drop;
@@ -123,11 +123,11 @@ static int gprs_recv(struct gprs_dev *dev, struct sk_buff *skb)
 
         skb->protocol = protocol;
         skb_reset_mac_header(skb);
-        skb->dev = dev->net;
+        skb->dev = net;
 
-        if (likely(dev->net->flags & IFF_UP)) {
-                dev->stats.rx_packets++;
-                dev->stats.rx_bytes += skb->len;
+        if (likely(net->flags & IFF_UP)) {
+                net->stats.rx_packets++;
+                net->stats.rx_bytes += skb->len;
                 netif_rx(skb);
                 skb = NULL;
         } else
@@ -136,7 +136,7 @@ static int gprs_recv(struct gprs_dev *dev, struct sk_buff *skb)
 drop:
         if (skb) {
                 dev_kfree_skb(skb);
-                dev->stats.rx_dropped++;
+                net->stats.rx_dropped++;
         }
         return err;
 }
@@ -217,14 +217,15 @@ static int gprs_xmit(struct sk_buff *skb, struct net_device *net)
 static void gprs_tx(struct work_struct *work)
 {
         struct gprs_dev *dev = container_of(work, struct gprs_dev, tx_work);
+        struct net_device *net = dev->net;
         struct sock *sk = dev->sk;
         struct sk_buff *skb;
 
         while ((skb = skb_dequeue(&dev->tx_queue)) != NULL) {
                 int err;
 
-                dev->stats.tx_bytes += skb->len;
-                dev->stats.tx_packets++;
+                net->stats.tx_bytes += skb->len;
+                net->stats.tx_packets++;
 
                 skb_orphan(skb);
                 skb_set_owner_w(skb, sk);
@@ -233,9 +234,9 @@ static void gprs_tx(struct work_struct *work)
                 err = pep_write(sk, skb);
                 if (err) {
                         LIMIT_NETDEBUG(KERN_WARNING"%s: TX error (%d)\n",
-                                        dev->net->name, err);
-                        dev->stats.tx_aborted_errors++;
-                        dev->stats.tx_errors++;
+                                        net->name, err);
+                        net->stats.tx_aborted_errors++;
+                        net->stats.tx_errors++;
                 }
                 release_sock(sk);
         }
@@ -254,13 +255,6 @@ static int gprs_set_mtu(struct net_device *net, int new_mtu)
         return 0;
 }
 
-static struct net_device_stats *gprs_get_stats(struct net_device *net)
-{
-        struct gprs_dev *dev = netdev_priv(net);
-
-        return &dev->stats;
-}
-
 static void gprs_setup(struct net_device *net)
 {
         net->features           = NETIF_F_FRAGLIST;
@@ -276,7 +270,6 @@ static void gprs_setup(struct net_device *net)
         net->stop               = gprs_close;
         net->hard_start_xmit    = gprs_xmit; /* mandatory */
         net->change_mtu         = gprs_set_mtu;
-        net->get_stats          = gprs_get_stats;
 }
 
 /*
diff --git a/net/phonet/pn_dev.c b/net/phonet/pn_dev.c
index f93ff8ef47d0..5491bf5e354b 100644
--- a/net/phonet/pn_dev.c
+++ b/net/phonet/pn_dev.c
@@ -76,7 +76,7 @@ struct net_device *phonet_device_get(struct net *net)
                 dev = pnd->netdev;
                 BUG_ON(!dev);
 
-                if (dev_net(dev) == net &&
+                if (net_eq(dev_net(dev), net) &&
                         (dev->reg_state == NETREG_REGISTERED) &&
                         ((pnd->netdev->flags & IFF_UP)) == IFF_UP)
                         break;
@@ -140,12 +140,14 @@ u8 phonet_address_get(struct net_device *dev, u8 addr)
         return addr;
 }
 
-int phonet_address_lookup(u8 addr)
+int phonet_address_lookup(struct net *net, u8 addr)
 {
         struct phonet_device *pnd;
 
         spin_lock_bh(&pndevs.lock);
         list_for_each_entry(pnd, &pndevs.list, list) {
+                if (!net_eq(dev_net(pnd->netdev), net))
+                        continue;
                 /* Don't allow unregistering devices! */
                 if ((pnd->netdev->reg_state != NETREG_REGISTERED) ||
                                 ((pnd->netdev->flags & IFF_UP)) != IFF_UP)
diff --git a/net/phonet/socket.c b/net/phonet/socket.c
index d81740187fb4..c75aa5cdead5 100644
--- a/net/phonet/socket.c
+++ b/net/phonet/socket.c
@@ -57,7 +57,7 @@ static struct  {
  * Find address based on socket address, match only certain fields.
  * Also grab sock if it was found. Remember to sock_put it later.
  */
-struct sock *pn_find_sock_by_sa(const struct sockaddr_pn *spn)
+struct sock *pn_find_sock_by_sa(struct net *net, const struct sockaddr_pn *spn)
 {
         struct hlist_node *node;
         struct sock *sknode;
@@ -71,6 +71,8 @@ struct sock *pn_find_sock_by_sa(const struct sockaddr_pn *spn)
                 struct pn_sock *pn = pn_sk(sknode);
                 BUG_ON(!pn->sobject); /* unbound socket */
 
+                if (!net_eq(sock_net(sknode), net))
+                        continue;
                 if (pn_port(obj)) {
                         /* Look up socket by port */
                         if (pn_port(pn->sobject) != pn_port(obj))
@@ -130,7 +132,7 @@ static int pn_socket_bind(struct socket *sock, struct sockaddr *addr, int len)
 
         handle = pn_sockaddr_get_object((struct sockaddr_pn *)addr);
         saddr = pn_addr(handle);
-        if (saddr && phonet_address_lookup(saddr))
+        if (saddr && phonet_address_lookup(sock_net(sk), saddr))
                 return -EADDRNOTAVAIL;
 
         lock_sock(sk);
@@ -361,6 +363,7 @@ static DEFINE_MUTEX(port_mutex);
 int pn_sock_get_port(struct sock *sk, unsigned short sport)
 {
         static int port_cur;
+        struct net *net = sock_net(sk);
         struct pn_sock *pn = pn_sk(sk);
         struct sockaddr_pn try_sa;
         struct sock *tmpsk;
@@ -381,7 +384,7 @@ int pn_sock_get_port(struct sock *sk, unsigned short sport)
                                 port_cur = pmin;
 
                         pn_sockaddr_set_port(&try_sa, port_cur);
-                        tmpsk = pn_find_sock_by_sa(&try_sa);
+                        tmpsk = pn_find_sock_by_sa(net, &try_sa);
                         if (tmpsk == NULL) {
                                 sport = port_cur;
                                 goto found;
@@ -391,7 +394,7 @@ int pn_sock_get_port(struct sock *sk, unsigned short sport)
         } else {
                 /* try to find specific port */
                 pn_sockaddr_set_port(&try_sa, sport);
-                tmpsk = pn_find_sock_by_sa(&try_sa);
+                tmpsk = pn_find_sock_by_sa(net, &try_sa);
                 if (tmpsk == NULL)
                         /* No sock there! We can use that port... */
                         goto found;
diff --git a/net/phonet/sysctl.c b/net/phonet/sysctl.c
index 600a4309b8c8..7b5749ee2765 100644
--- a/net/phonet/sysctl.c
+++ b/net/phonet/sysctl.c
@@ -89,13 +89,13 @@ static struct ctl_table phonet_table[] = {
                 .data           = &local_port_range,
                 .maxlen         = sizeof(local_port_range),
                 .mode           = 0644,
-                .proc_handler   = &proc_local_port_range,
+                .proc_handler   = proc_local_port_range,
                 .strategy       = NULL,
         },
         { .ctl_name = 0 }
 };
 
-struct ctl_path phonet_ctl_path[] = {
+static struct ctl_path phonet_ctl_path[] = {
         { .procname = "net", .ctl_name = CTL_NET, },
         { .procname = "phonet", .ctl_name = CTL_UNNUMBERED, },
         { },