linux-kernel - Re: [PATCH v2 0/2] module: Add module name to modinfo

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Message-ID: <20170524032652.rp334dlkvmljzgot@jeyu>
Date:   Tue, 23 May 2017 20:26:52 -0700
From:   Jessica Yu <jeyu@...hat.com>
To:     Kees Cook <keescook@...omium.org>
Cc:     Rusty Russell <rusty@...tcorp.com.au>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        Heinrich Schuchardt <xypron.glpk@....de>,
        Nicholas Piggin <npiggin@...il.com>,
        Chris Metcalf <cmetcalf@...lanox.com>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 0/2] module: Add module name to modinfo

+++ Kees Cook [25/04/17 21:43 -0700]:
>On Tue, Apr 25, 2017 at 7:32 PM, Jessica Yu <jeyu@...hat.com> wrote:
>> +++ Kees Cook [21/04/17 15:35 -0700]:
>>
>>> The mod structure is accessed for the "name" field prior to validating
>>> sanity in check_modstruct_version(). This becomes very obvious once
>>> struct layout randomization is happening, so instead add the module
>>> name to modinfo and use that until the mod struct has been sanity-checked.
>>>
>>> -Kees
>>>
>>> v2:
>>> - adjusted for more odd name load failure cases; jeyu
>>
>>
>> Hi Kees!
>>
>> These patches look fine to me, would you mind if I held on to them
>> until after the upcoming merge window? (Since we're at -rc8, and I'd
>> still like for them to sit in -next for a while)
>
>Sure thing; I'm in no rush. :)

These have been applied to modules-next, thanks!

Jessica

>Thanks!
>
>-Kees