MCPU const char * always returns true, so check the value instead.
Before: if (!MCPU) {
After: if (!*MCPU) {
Signed-off-by: Ori Messinger <Ori.Messinger@amd.com>
Change-Id: I414e091ca764095937311648c534351d6abf30e6
[ROCm/ROCR-Runtime commit: 5f117f7608]