msm: Fix compilation error

Fix the below error with clang
warning: address of array 'data->cfg_name' will
always evaluate to 'true' [-Wpointer-bool-conversion].

Change-Id: I9a28d1a6a315ccbb93a17c247381c5ec56c92806
Signed-off-by: Swetha Chikkaboraiah <schikk@codeaurora.org>