msm: cpp: Fix compat code error

Some IOCTL calls needs special treatment in case of
compat. The compat code shpuld not brake the functionality
of the ioctl function itself.

Signed-off-by: Iliya Varadzhakov <ivarad@codeaurora.org>
Change-Id: If5fb2121fd484dbf740a565e0a63189423eef798