To support unregister SMI handler inside SMI handler itself, get next node before SMI handler is executed, since LIST_ENTRY that Link points to may be freed if unregister SMI handler in SMI handler itself. Cc: Liming Gao <gaoliming@byosoft.com.cn> Cc: Jiaxin Wu <jiaxin.wu@intel.com> Reviewed-by: Ray Ni <ray.ni@intel.com> Reviewed-by: Laszlo Ersek <lersek@redhat.com> Signed-off-by: Zhiguang Liu <zhiguang.liu@intel.com> Message-Id: <20240301030133.628-2-zhiguang.liu@intel.com>