[arcnet] create and use alloc_arcdev helper

drivers/net/arcnet/arc-rimi.c

@@ -307,9 +307,7 @@ static int __init arc_rimi_init(void)
 {
 	struct net_device *dev;
 
-	dev = alloc_netdev(sizeof(struct arcnet_local),
-			device[0] ? device : "arc%d",
-			arcdev_setup); 
+	dev = alloc_arcdev(device);
 	if (!dev)
 		return -ENOMEM;
 

drivers/net/arcnet/arcnet.c

@@ -92,6 +92,7 @@ EXPORT_SYMBOL(arc_proto_null);
 EXPORT_SYMBOL(arcnet_unregister_proto);
 EXPORT_SYMBOL(arcnet_debug);
 EXPORT_SYMBOL(arcdev_setup);
+EXPORT_SYMBOL(alloc_arcdev);
 EXPORT_SYMBOL(arcnet_interrupt);
 
 /* Internal function prototypes */
@@ -331,6 +332,11 @@ void arcdev_setup(struct net_device *dev)
 	dev->rebuild_header = arcnet_rebuild_header;
 }
 
+struct net_device *alloc_arcdev(char *name)
+{
+	return alloc_netdev(sizeof(struct arcnet_local),
+			    name && *name ? name : "arc%d", arcdev_setup);
+}
 
 /*
  * Open/initialize the board.  This is called sometime after booting when

drivers/net/arcnet/com20020-isa.c

@@ -145,9 +145,7 @@ static int __init com20020_init(void)
 	struct net_device *dev;
 	struct arcnet_local *lp;
 
-	dev = alloc_netdev(sizeof(struct arcnet_local),
-			device[0] ? device : "arc%d",
-			arcdev_setup); 
+	dev = alloc_arcdev(device);
 	if (!dev)
 		return -ENOMEM;
 

drivers/net/arcnet/com20020-pci.c

@@ -69,9 +69,7 @@ static int __devinit com20020pci_probe(struct pci_dev *pdev, const struct pci_de
 
 	if (pci_enable_device(pdev))
 		return -EIO;
-	dev = alloc_netdev(sizeof(struct arcnet_local),
-			device[0] ? device : "arc%d",
-			arcdev_setup); 
+	dev = alloc_arcdev(device);
 	if (!dev)
 		return -ENOMEM;
 	lp = dev->priv;

drivers/net/arcnet/com90io.c

@@ -394,9 +394,7 @@ static int __init com90io_init(void)
 	struct net_device *dev;
 	int err;
 
-	dev = alloc_netdev(sizeof(struct arcnet_local), 
-				device[0] ? device : "arc%d",
-				arcdev_setup);
+	dev = alloc_arcdev(device);
 	if (!dev)
 		return -ENOMEM;
 

drivers/net/arcnet/com90xx.c

@@ -408,10 +408,8 @@ static int __init com90xx_found(int ioaddr, int airq, u_long shmem)
 	u_long first_mirror, last_mirror;
 	int mirror_size;
 
-	/* allocate struct net_device if we don't have one yet */
-	dev = alloc_netdev(sizeof(struct arcnet_local),
-			device[0] ? device : "arc%d",
-			arcdev_setup); 
+	/* allocate struct net_device */
+	dev = alloc_arcdev(device);
 	if (!dev) {
 		BUGMSG2(D_NORMAL, "com90xx: Can't allocate device!\n");
 		release_mem_region(shmem, BUFFER_SIZE);

drivers/net/pcmcia/com20020_cs.c

@@ -173,8 +173,7 @@ static dev_link_t *com20020_attach(void)
     if (!info)
 	goto fail_alloc_info;
 
-    dev = alloc_netdev(sizeof(struct arcnet_local), "arc%d",
-		       arcdev_setup);
+    dev = alloc_arcdev("");
     if (!dev)
 	goto fail_alloc_dev;
 

include/linux/arcdevice.h

@@ -331,6 +331,7 @@ void arcnet_dump_packet(struct net_device *dev, int bufnum, char *desc);
 void arcnet_unregister_proto(struct ArcProto *proto);
 irqreturn_t arcnet_interrupt(int irq, void *dev_id, struct pt_regs *regs);
 void arcdev_setup(struct net_device *dev);
+struct net_device *alloc_arcdev(char *name);
 void arcnet_rx(struct net_device *dev, int bufnum);
 
 #endif				/* __KERNEL__ */