ksz8795 and ksz9477 uses the same algorithm for copying the ethtool
strings. Hence moved to ksz_common to remove the redundant code.
Signed-off-by: NArun Ramadoss <arun.ramadoss@microchip.com>
Reviewed-by: NFlorian Fainelli <f.fainelli@gmail.com>
Reviewed-by: NVladimir Oltean <olteanv@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>