iwlagn: move hcmd_lock to transport layer

Since it is needed for host commands only, it is needed in transport layer only

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
5 files changed