nfs: remove net pointer from messages

Publishing of net pointer is not safe,
use net->ns.inum instead

Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

fs/nfs/callback.c

@@ -48,15 +48,15 @@ static int nfs4_callback_up_net(struct svc_serv *serv, struct net *net)
 	if (ret <= 0)
 		goto out_err;
 	nn->nfs_callback_tcpport = ret;
-	dprintk("NFS: Callback listener port = %u (af %u, net %p)\n",
-			nn->nfs_callback_tcpport, PF_INET, net);
+	dprintk("NFS: Callback listener port = %u (af %u, net %x)\n",
+		nn->nfs_callback_tcpport, PF_INET, net->ns.inum);
 
 	ret = svc_create_xprt(serv, "tcp", net, PF_INET6,
 				nfs_callback_set_tcpport, SVC_SOCK_ANONYMOUS);
 	if (ret > 0) {
 		nn->nfs_callback_tcpport6 = ret;
-		dprintk("NFS: Callback listener port = %u (af %u, net %p)\n",
-				nn->nfs_callback_tcpport6, PF_INET6, net);
+		dprintk("NFS: Callback listener port = %u (af %u, net %x\n",
+			nn->nfs_callback_tcpport6, PF_INET6, net->ns.inum);
 	} else if (ret != -EAFNOSUPPORT)
 		goto out_err;
 	return 0;
@@ -184,7 +184,7 @@ static void nfs_callback_down_net(u32 minorversion, struct svc_serv *serv, struc
 	if (--nn->cb_users[minorversion])
 		return;
 
-	dprintk("NFS: destroy per-net callback data; net=%p\n", net);
+	dprintk("NFS: destroy per-net callback data; net=%x\n", net->ns.inum);
 	svc_shutdown_net(serv, net);
 }
 
@@ -197,7 +197,7 @@ static int nfs_callback_up_net(int minorversion, struct svc_serv *serv,
 	if (nn->cb_users[minorversion]++)
 		return 0;
 
-	dprintk("NFS: create per-net callback data; net=%p\n", net);
+	dprintk("NFS: create per-net callback data; net=%x\n", net->ns.inum);
 
 	ret = svc_bind(serv, net);
 	if (ret < 0) {
@@ -222,7 +222,7 @@ err_socks:
 err_bind:
 	nn->cb_users[minorversion]--;
 	dprintk("NFS: Couldn't create callback socket: err = %d; "
-			"net = %p\n", ret, net);
+			"net = %x\n", ret, net->ns.inum);
 	return ret;
 }