Introduce a FreeCACert label near the end of the function, so that we can keep the FreePool(CACert) statement centralized for error and success exits. Cc: Jiaxin Wu <jiaxin.wu@intel.com> Cc: Siyuan Fu <siyuan.fu@intel.com> Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Laszlo Ersek <lersek@redhat.com> Reviewed-by: Fu Siyuan <siyuan.fu@intel.com> Reviewed-by: Jiaxin Wu <jiaxin.wu@intel.com>