enetc: Drop redundant device node check

The existence of the DT port node is the first thing checked
at probe time, and probing won't reach this point if the node
is missing.

Signed-off-by: Claudiu Manoil <claudiu.manoil@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
1 file changed