Merge branch 'dpaa2-eth-code-cleanup'

Ioana Ciornei says:

====================
dpaa2-eth: code cleanup

There are no functional changes in this patch set, only some cleanup
changes such as: unused parameters, uninitialized variables and
unnecessary Kconfig dependencies.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>