linux-kernel - Re: string.h: Mark 34 functions with __must

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Date:   Wed, 9 Oct 2019 22:06:52 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Steven Rostedt <rostedt@...dmis.org>,
        kernel-janitors@...r.kernel.org, kasan-dev@...glegroups.com
Cc:     Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Joe Perches <joe@...ches.com>,
        Kees Cook <keescook@...omium.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Andrey Ryabinin <aryabinin@...tuozzo.com>,
        Alexander Potapenko <glider@...gle.com>,
        Dmitry Vyukov <dvyukov@...gle.com>
Subject: Re: string.h: Mark 34 functions with __must_check

> I'm curious. How many warnings showed up when you applied this patch?

I suggest to take another look at six places in a specific source file
(for example).
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/lib/test_kasan.c?id=b92a953cb7f727c42a15ac2ea59bf3cf9c39370d#n595
https://elixir.bootlin.com/linux/v5.4-rc2/source/lib/test_kasan.c#L595

Regards,
Markus