Re: RFC: sign the modules at install time

From: Greg KH
Date: Wed Oct 17 2012 - 20:54:26 EST

On Wed, Oct 17, 2012 at 03:44:28PM -0700, Linus Torvalds wrote:
> On Wed, Oct 17, 2012 at 3:19 PM, David Howells <dhowells@xxxxxxxxxx> wrote:
> >
> > It's probably even better to just get rid of all the automatic module signing
> > stuff completely and leave the sign-file script for the builder to use
> > manually. The module verification code will still be present.
> That's just disgusting crazy talk.
> Christ, David, get a grip on yourself. You seem to dismiss the "people
> want to build their own kernel" people entirely.
> One of the main sane use-cases for module signing is:
> - randomly generated one-time key
> - "make modules_install; make install"
> - "make clean" to get rid of the keys.
> - reboot.

I want that too, but right now 'make clean' leaves the keys around,
which seems a bit dangerous to me.

David, why aren't the keys cleaned up as well? Was that on purpose or
just an oversight?


greg k-h
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