linux-kernel - Re: [PATCH] kbuild: treat char as always signed

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Message-ID: <202210260840.475445C@keescook>
Date:   Wed, 26 Oct 2022 08:41:35 -0700
From:   Kees Cook <keescook@...omium.org>
To:     "Jason A. Donenfeld" <Jason@...c4.com>
Cc:     Gabriel Paubert <paubert@...m.es>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Segher Boessenkool <segher@...nel.crashing.org>,
        linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org,
        linux-arch@...r.kernel.org, linux-toolchains@...r.kernel.org,
        Masahiro Yamada <masahiroy@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH] kbuild: treat char as always signed

On Wed, Oct 26, 2022 at 02:04:30AM +0200, Jason A. Donenfeld wrote:
> ... (Once the
> -funsigned-char changes go in, though, we should probably decide that
> s8[] is never a valid string.)

Yeah, that's my goal too.

-- 
Kees Cook