PHY registers are only 16 bits wide, therefore, if the read was
successful, there's no need to mask out the higher 16 bits.
Signed-off-by: NHeiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: NAndrew Lunn <andrew@lunn.ch>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>