Phonet: use per-namespace devices list

Signed-off-by: RĂ©mi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/phonet/pn_netlink.c b/net/phonet/pn_netlink.c
index 918a4f0..1ceea1f 100644
--- a/net/phonet/pn_netlink.c
+++ b/net/phonet/pn_netlink.c
@@ -123,17 +123,16 @@
 
 static int getaddr_dumpit(struct sk_buff *skb, struct netlink_callback *cb)
 {
-	struct net *net = sock_net(skb->sk);
+	struct phonet_device_list *pndevs;
 	struct phonet_device *pnd;
 	int dev_idx = 0, dev_start_idx = cb->args[0];
 	int addr_idx = 0, addr_start_idx = cb->args[1];
 
-	spin_lock_bh(&pndevs.lock);
-	list_for_each_entry(pnd, &pndevs.list, list) {
+	pndevs = phonet_device_list(sock_net(skb->sk));
+	spin_lock_bh(&pndevs->lock);
+	list_for_each_entry(pnd, &pndevs->list, list) {
 		u8 addr;
 
-		if (!net_eq(dev_net(pnd->netdev), net))
-			continue;
 		if (dev_idx > dev_start_idx)
 			addr_start_idx = 0;
 		if (dev_idx++ < dev_start_idx)
@@ -153,7 +152,7 @@
 	}
 
 out:
-	spin_unlock_bh(&pndevs.lock);
+	spin_unlock_bh(&pndevs->lock);
 	cb->args[0] = dev_idx;
 	cb->args[1] = addr_idx;