Fix GCC build error on AARCH64 system. Cc: Jian J Wang <jian.j.wang@intel.com> Cc: Liming Gao <gaoliming@byosoft.com.cn> Cc: Michael D Kinney <michael.d.kinney@intel.com> Cc: Nick Ramirez <nramirez@nvidia.com> Signed-off-by: Nickle Wang <nicklew@nvidia.com> Reviewed-by: Michael D Kinney <michael.d.kinney@intel.com>