linux-kernel - Re: [PATCH] vsprintf: kptr_restrict is okay in IRQ when 2

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Message-ID: <CAHmME9qEpsNSy=wsDwPrOtnaHXgGZDRuZkaanojj507S7YTJrg@mail.gmail.com>
Date:	Fri, 5 Feb 2016 22:56:54 +0100
From:	"Jason A. Donenfeld" <Jason@...c4.com>
To:	Kees Cook <keescook@...omium.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] vsprintf: kptr_restrict is okay in IRQ when 2

On Fri, Feb 5, 2016 at 9:46 PM, Kees Cook <keescook@...omium.org> wrote:
>
> Instead of doing a double-check of kptr_restrict, how about moving
> this logic down into the "case 1" test? I think that would be more
> readable in the end.

Good thinking. Will roll v2.