Merge branch 'netdevsim-Mostly-cleanup-in-sdev-bpf-iface-area'

Jiri Pirko says:

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netdevsim: Mostly cleanup in sdev/bpf iface area

This patches does mainly internal netdevsim code shuffle. Nothing
serious, just small changes to help readability and preparations for
future work.
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Signed-off-by: David S. Miller <[email protected]>