A duplicate include guard prevents inclusion of barrier.h in UML build and this prevents mac80211 from building.
This patch re-enables mac80211 hwsim and renames the include guard.
See https://lists.openwrt.org/pipermail/openwrt-devel/2015-June/033614.html for details.
Signed-off-by: Martin Tippmann <martin.tippmann@gmail.com>
Signed-off-by: Nicolas Thill <nico@openwrt.org>
SVN-Revision: 46133