[PATCH] fhandler_pipe: add sanity limit to handle loops

[Ken Brown]

On 12/26/2021 6:12 PM, Ken Brown wrote:
> There are some fixes (though not pipe-related) pending for 3.3.4, so I'll push 
> it to the 3.3 branch after I've heard from Takashi and/or Corinna.

Takashi must be unavailable also, but it's a simple enough fix that I decided to 
go ahead and push it.

Ken