linux-kernel - Re: [PATCH] vsprintf: don't obfuscate NULL and error pointers

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Message-ID: <178fd91a-5171-d269-2e8f-bf58e5d98fbe@rasmusvillemoes.dk>
Date:   Wed, 19 Feb 2020 08:30:04 +0100
From:   Rasmus Villemoes <linux@...musvillemoes.dk>
To:     Ilya Dryomov <idryomov@...il.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     Adam Borowski <kilobyte@...band.pl>,
        Kees Cook <keescook@...omium.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Petr Mladek <pmladek@...e.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Randy Dunlap <rdunlap@...radead.org>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        "Tobin C . Harding" <me@...in.cc>
Subject: Re: [PATCH] vsprintf: don't obfuscate NULL and error pointers

On 18/02/2020 21.19, Ilya Dryomov wrote:

> Looks sensible to me.  Without this patch NULL is obfuscated for
> both %p and %pe though.  Do you want this patch amended or prefer
> a follow-up for %pe "0000000000000000" -> "NULL" so that it can be
> discussed separately?

Please cc me on all vsprintf.c patches (scripts/get_maintainer.pl should
list me as reviewer), and especially ones that touch the recently added %pe.

Thanks,
Rasmus