Per the Linux Kernel coding style, as enforced by the kernel
checkpatch script, pointers should not be explicitly compared to
NULL. Therefore within htc replace any such comparisons with logical
operations performed on the pointer itself.
Change-Id: Ibb6d24aff9824d7e7cf253c1fe3081443cbfb63b
CRs-Fixed: 2418252
Initial host-common file folder cleanup and moves
on top of baseline reference of MCL WLAN driver
SU#5.0.0.160.
Move dp, ht comm, hif, wmi and qdf folders one level up
Change-Id: I2120898024b1eafd5d651c48768dbf48bf05995d