sunhme: Use return value of register_netdev

Use the return value provided by register_netdev on error instead of
using a previously set value.
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/sunhme.c

@@ -2808,7 +2808,8 @@ static int __devinit happy_meal_sbus_probe_one(struct platform_device *op, int i
 	happy_meal_set_initial_advertisement(hp);
 	spin_unlock_irq(&hp->happy_lock);
 
-	if (register_netdev(hp->dev)) {
+	err = register_netdev(hp->dev);
+	if (err) {
 		printk(KERN_ERR "happymeal: Cannot register net device, "
 		       "aborting.\n");
 		goto err_out_free_coherent;
@@ -3130,7 +3131,8 @@ static int __devinit happy_meal_pci_probe(struct pci_dev *pdev,
 	happy_meal_set_initial_advertisement(hp);
 	spin_unlock_irq(&hp->happy_lock);
 
-	if (register_netdev(hp->dev)) {
+	err = register_netdev(hp->dev);
+	if (err) {
 		printk(KERN_ERR "happymeal(PCI): Cannot register net device, "
 		       "aborting.\n");
 		goto err_out_iounmap;