Don't read OOB if the caller doesn't require it.
Signed-off-by: NBrian Norris <computersforpeace@gmail.com>
Reviewed-by: NScott Wood <scottwood@freescale.com>
Signed-off-by: NArtem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: NDavid Woodhouse <David.Woodhouse@intel.com>