Per spec VOID* PCD max size should be a UINT16 value. so this patch add the value check whether it is in range 0x0 .. 0xFFFF. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com>