linux-kernel - Re: [PATCH v2 1/3] lib/vsprintf: Replace hidden BUILD_BUG_ON() with static

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20200801013929.GB796@jagdpanzerIV.localdomain>
Date:   Sat, 1 Aug 2020 10:39:29 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky@...il.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Petr Mladek <pmladek@...e.com>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        linux-kernel@...r.kernel.org,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [PATCH v2 1/3] lib/vsprintf: Replace hidden BUILD_BUG_ON() with
 static_assert()

On (20/07/31 21:08), Andy Shevchenko wrote:
> First of all, there is no compile time check for the SMALL
> to be ' ' (0x20, i.e. space). Second, for ZEROPAD the check
> is hidden in the code.
> 
> For better maintenance replace BUILD_BUG_ON() with static_assert()
> for ZEROPAD and move it closer to the definition. While at it,
> introduce check for SMALL.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Reviewed-by: Steven Rostedt (VMware) <rostedt@...dmis.org>

Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@...il.com>

	-ss