Code will always think there are 16 banks because of a typo

Reported-by: Misha
Signed-off-by: NTony Luck <tony.luck@intel.com>
Acked-by: NAristeu Rozanski <aris@redhat.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@osg.samsung.com>