Merge branch 'net-ethernet-Miscellaneous-Kconfig-and-Makefile-cleanups'

Geert Uytterhoeven says:

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net: ethernet: Miscellaneous Kconfig and Makefile cleanups

This patch series contains a few Kconfig and Makefile cleanups w.r.t.
Ethernet vendors.
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Signed-off-by: David S. Miller <davem@davemloft.net>