REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1206 Newly added XhcSetHsee() routine reads 4 bytes into a UINT16 variable causing issues on PCIE and NonDiscoverable Xhci controllers. Fix that. Cc: Ruiyu Ni <ruiyu.ni@intel.com> Cc: Fei1 Wang <fei1.wang@intel.com> Cc: Star Zeng <star.zeng@intel.com> Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Marcin Wojtas <mw@semihalf.com> Reviewed-by: Star Zeng <star.zeng@intel.com>