[wan hostess_sv11] sane net_device allocation

Sane allocation in sv11.  Switched it to SET_MODULE_OWNER(), while we are
at it.  Fixed a leak on exit and destroy-before-unregister race.

drivers/net/wan/hostess_sv11.c

@@ -122,7 +122,6 @@ static int hostess_open(struct net_device *d)
 	 */
 
 	netif_start_queue(d);
-	MOD_INC_USE_COUNT;
 	return 0;
 }
 
@@ -154,7 +153,6 @@ static int hostess_close(struct net_device *d)
 			z8530_sync_txdma_close(d, &sv11->sync.chanA);
 			break;
 	}
-	MOD_DEC_USE_COUNT;
 	return 0;
 }
 
@@ -203,6 +201,16 @@ static int hostess_neigh_setup_dev(struct net_device *dev, struct neigh_parms *p
 	return 0;
 }
 
+static void sv11_setup(struct net_device *dev)
+{	
+	dev->open = hostess_open;
+	dev->stop = hostess_close;
+	dev->hard_start_xmit = hostess_queue_xmit;
+	dev->get_stats = hostess_get_stats;
+	dev->do_ioctl = hostess_ioctl;
+	dev->neigh_setup = hostess_neigh_setup_dev;
+}
+
 /*
  *	Description block for a Comtrol Hostess SV11 card
  */
@@ -229,10 +237,12 @@ static struct sv11_device *sv11_init(int iobase, int irq)
 	memset(sv, 0, sizeof(*sv));
 	sv->if_ptr=&sv->netdev;
 	
-	sv->netdev.dev=(struct net_device *)kmalloc(sizeof(struct net_device), GFP_KERNEL);
+	sv->netdev.dev = alloc_netdev(0, "hdlc%d", sv11_setup);
 	if(!sv->netdev.dev)
 		goto fail2;
 
+	SET_MODULE_OWNER(sv->netdev.dev);
+
 	dev=&sv->sync;
 	
 	/*
@@ -326,16 +336,6 @@ static struct sv11_device *sv11_init(int iobase, int irq)
 		d->base_addr = iobase;
 		d->irq = irq;
 		d->priv = sv;
-		d->init = NULL;
-		
-		d->open = hostess_open;
-		d->stop = hostess_close;
-		d->hard_start_xmit = hostess_queue_xmit;
-		d->get_stats = hostess_get_stats;
-		d->set_multicast_list = NULL;
-		d->do_ioctl = hostess_ioctl;
-		d->neigh_setup = hostess_neigh_setup_dev;
-		d->set_mac_address = NULL;
 		
 		if(register_netdev(d))
 		{
@@ -357,7 +357,7 @@ static struct sv11_device *sv11_init(int iobase, int irq)
 fail:
 	free_irq(irq, dev);
 fail1:
-	kfree(sv->netdev.dev);
+	free_netdev(sv->netdev.dev);
 fail2:
 	kfree(sv);
 fail3:
@@ -368,8 +368,8 @@ static struct sv11_device *sv11_init(int iobase, int irq)
 static void sv11_shutdown(struct sv11_device *dev)
 {
 	sppp_detach(dev->netdev.dev);
-	z8530_shutdown(&dev->sync);
 	unregister_netdev(dev->netdev.dev);
+	z8530_shutdown(&dev->sync);
 	free_irq(dev->sync.irq, dev);
 	if(dma)
 	{
@@ -378,6 +378,8 @@ static void sv11_shutdown(struct sv11_device *dev)
 		free_dma(dev->sync.chanA.txdma);
 	}
 	release_region(dev->sync.chanA.ctrlio-1, 8);
+	free_netdev(dev->netdev.dev);
+	kfree(dev);
 }
 
 #ifdef MODULE