Merge tag 'batadv-next-for-davem-20190627v2' of git://git.open-mesh.org/linux-merge

Simon Wunderlich says:

====================
This feature/cleanup patchset includes the following patches:

 - bump version strings, by Simon Wunderlich

 - fix includes for _MAX constants, atomic functions and fwdecls,
   by Sven Eckelmann (3 patches)

 - shorten multicast tt/tvlv worker spinlock section, by Linus Luessing

 - routeable multicast preparations: implement MAC multicast filtering,
   by Linus Luessing (2 patches, David Millers comments integrated)

 - remove return value checks for debugfs_create, by Greg Kroah-Hartman

 - add routable multicast optimizations, by Linus Luessing (2 patches)
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Signed-off-by: David S. Miller <davem@davemloft.net>