net: Fix ucc_geth.c handling of fixed-link w/o phy-connection-type property.

Previous rework to ucc_geth.c to add of_mdio support (net: Rework
ucc_geth driver to use of_mdio infrastructure) added a block of
code which broke older openfirmware device trees which this case.

This patch removes the offending blurb.
Signed-off-by: NGrant Likely <grant.likely@secretlab.ca>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ucc_geth.c

@@ -3631,9 +3631,6 @@ static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *ma
 	prop = of_get_property(np, "phy-connection-type", NULL);
 	if (!prop) {
 		/* handle interface property present in old trees */
-		if (!phy)
-			return -ENODEV;
-
 		prop = of_get_property(phy, "interface", NULL);
 		if (prop != NULL) {
 			phy_interface = enet_to_phy_interface[*prop];