pxa168_eth: mdiobus_scan() doesn't return NULL anymore

Now that mdiobus_scan() doesn't return NULL on failure anymore, this driver
no  longer needs to check for it...
Signed-off-by: NSergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/marvell/pxa168_eth.c

@@ -981,8 +981,6 @@ static int pxa168_init_phy(struct net_device *dev)
 	pep->phy = mdiobus_scan(pep->smi_bus, pep->phy_addr);
 	if (IS_ERR(pep->phy))
 		return PTR_ERR(pep->phy);
-	if (!pep->phy)
-		return -ENODEV;
 
 	err = phy_connect_direct(dev, pep->phy, pxa168_eth_adjust_link,
 				 pep->phy_intf);