----- Original Message -----
 > Please do post the patch here when you have it worked out as I
am
 > very likely
 > to miss it in the flood of kernel patches when it goes to/from
 > Linus.
 
 Here you go.  Given Steve's good question, this control method may
 change. 
Isn't "icanon" _true_ when the data is echoed?  This patch would allow
dropping the echoed data (i.e. commands), not the non-echoed data (i.e. passwords).
(I might be mistaken and I haven't tested this.)
    Mirek