dm9601: Return 0 from bind() on success

Fixup dm9601_bind() so it returns 0 on success rather than just a positive
number, as otherwise usbnet doesn't init the status handler.
Signed-off-by: NPeter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: NJeff Garzik <jeff@garzik.org>

drivers/net/usb/dm9601.c

@@ -414,18 +414,16 @@ static int dm9601_bind(struct usbnet *dev, struct usb_interface *intf)
 	dev->mii.reg_num_mask = 0x1f;
 
 	/* reset */
-	ret = dm_write_reg(dev, DM_NET_CTRL, 1);
+	dm_write_reg(dev, DM_NET_CTRL, 1);
 	udelay(20);
 
 	/* read MAC */
-	ret = dm_read(dev, DM_PHY_ADDR, ETH_ALEN, dev->net->dev_addr);
-	if (ret < 0) {
+	if (dm_read(dev, DM_PHY_ADDR, ETH_ALEN, dev->net->dev_addr) < 0) {
 		printk(KERN_ERR "Error reading MAC address\n");
 		ret = -ENODEV;
 		goto out;
 	}
 
-
 	/* power up phy */
 	dm_write_reg(dev, DM_GPR_CTRL, 1);
 	dm_write_reg(dev, DM_GPR_DATA, 0);