Johannes Berg 90a53e4432 cfg80211: implement regdb signature checking ...

Currently CRDA implements the signature checking, and the previous
commits added the ability to load the whole regulatory database
into the kernel.

However, we really can't lose the signature checking, so implement
it in the kernel by loading a detached signature (regulatory.db.p7s)
and check it against built-in keys.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

2017-10-11 14:24:24 +02:00

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