If it was me, i'd try lying 
Or not even lie... maybe if you don't mention it he will just assume there is nthing to tell and not bother asking you directly?
No point dragging him on the roller coaster unless you really need his support

Or not even lie... maybe if you don't mention it he will just assume there is nthing to tell and not bother asking you directly?
No point dragging him on the roller coaster unless you really need his support
