kernel-hardening - Re: [RFC/RFT PATCH] gcc-plugins: force initialize auto variables whose addresses are taken

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Message-ID: <CAK8P3a2otwdQvy9oXzZ_88nTwU5e1KHsYqfPDzLBiSQQ4+e_Tg@mail.gmail.com>
Date: Fri, 7 Jul 2017 00:00:59 +0200
From: Arnd Bergmann <arnd@...db.de>
To: Kees Cook <keescook@...omium.org>
Cc: Ard Biesheuvel <ard.biesheuvel@...aro.org>, 
	Kernel Hardening <kernel-hardening@...ts.openwall.com>, 
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [RFC/RFT PATCH] gcc-plugins: force initialize auto variables
 whose addresses are taken

On Thu, Jul 6, 2017 at 11:44 PM, Kees Cook <keescook@...omium.org> wrote:
> On Thu, Jul 6, 2017 at 4:09 AM, Arnd Bergmann <arnd@...db.de> wrote:
>> On Thu, Jul 6, 2017 at 12:13 PM, Ard Biesheuvel

>> I think this should be
>>
>>       depends on GCC_PLUGIN_INITAUTOBYREF || COMPILE_TEST
>>
>> to avoid producing output in an allmodconfig build.
>
> Err, surely you mean:
>
> depends on GCC_PLUGIN_INITAUTOBYREF && !COMPILE_TEST
>
> ?

Yes, sorry for the confusion.

        Arnd

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