msm: camera: Avoid exposing kernel addresses

Usage of %p exposes the kernel addresses, an easy target to
kernel write vulnerabilities. With this patch currently
%pK prints only Zeros as address. If you need actual address
echo 0 > /proc/sys/kernel/kptr_restrict

CRs-Fixed: 987011
Change-Id: I6c79f82376936fc646b723872a96a6694fe47cd9
Signed-off-by: Azam Sadiq Pasha Kapatrala Syed <akapatra@codeaurora.org>