enetc: Clean up of ehtool stats len

Refactor the stats len computation code to make it easier
to add new stats counters.

Signed-off-by: Claudiu Manoil <claudiu.manoil@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Claudiu Manoil 2020-03-10 14:51:22 +02:00 • committed by David S. Miller
commit a784c92ee2