pcmcia: dev_node removal (drivers with unregister_netdev check)

As a third step, remove any usage of dev_node_t from drivers which
only wrote to this typedef/struct, except to determine whether
register_netdev() succeeded previously. However, the function calling
unregister_netdev() was only ever called by the PCMCIA core if
register_netdev() succeeded previously. The lonely exception was
easily fixed.

CC: netdev@vger.kernel.org
CC: linux-wireless@vger.kernel.org
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
diff --git a/drivers/net/pcmcia/nmclan_cs.c b/drivers/net/pcmcia/nmclan_cs.c
index b779e3a..d8a3b3c 100644
--- a/drivers/net/pcmcia/nmclan_cs.c
+++ b/drivers/net/pcmcia/nmclan_cs.c
@@ -363,7 +363,6 @@
 
 typedef struct _mace_private {
 	struct pcmcia_device	*p_dev;
-    dev_node_t node;
     struct net_device_stats linux_stats; /* Linux statistics counters */
     mace_statistics mace_stats; /* MACE chip statistics counters */
 
@@ -491,8 +490,7 @@
 
     dev_dbg(&link->dev, "nmclan_detach\n");
 
-    if (link->dev_node)
-	unregister_netdev(dev);
+    unregister_netdev(dev);
 
     nmclan_release(link);
 
@@ -696,18 +694,14 @@
   else
     printk(KERN_NOTICE "nmclan_cs: invalid if_port requested\n");
 
-  link->dev_node = &lp->node;
   SET_NETDEV_DEV(dev, &link->dev);
 
   i = register_netdev(dev);
   if (i != 0) {
     printk(KERN_NOTICE "nmclan_cs: register_netdev() failed\n");
-    link->dev_node = NULL;
     goto failed;
   }
 
-  strcpy(lp->node.dev_name, dev->name);
-
   printk(KERN_INFO "%s: nmclan: port %#3lx, irq %d, %s port,"
 	 " hw_addr %pM\n",
 	 dev->name, dev->base_addr, dev->irq, if_names[dev->if_port],