If SFP module is not present, it is sensible to fail sfp_module_eeprom()
and sfp_module_eeprom_by_page() early to avoid excessive I2C transfers
which are garanteed to fail.
Suggested-by: NAndrew Lunn <andrew@lunn.ch>
Signed-off-by: NIvan Bornyakov <i.bornyakov@metrotek.ru>
Reviewed-by: NAndrew Lunn <andrew@lunn.ch>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>