Merge tag 'arcnet-cleanup-v4.3-rc2' of git://git.pengutronix.de/git/mgr/linux

Michael Grzeschik says:

====================
ARCNET: refactoring and cleanup

This series cleans up the code in drivers/net/arcnet
and include/uapi/linux/if_arcnet.h . It doesn't change
the runtime behaviour of the code. Its only purpose
is to improve the code maintenance and readability.
====================

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