msm: ocmem: Do not return error when debugfs is disabled
msm: ocmem: Do not return error when debugfs is disabled

The ocmem driver probe fails, when debugfs is disabled,
as it cannot create a debugfs root node. Do not return
and error, so that ocmem driver can function even when
debugfs is disabled

CRs-Fixed: 548301
Change-Id: I9dca715e9317d481b0dee1c7275c86a10e3cdce1
Signed-off-by: Neeti Desai <c9fc91b52d462e3771631e64df07f4b9c5f526e8@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas