linux-hardening - Re: [PATCH] uml: Replace all non-returning strlcpy with strscpy

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Date:   Wed, 31 May 2023 08:23:20 +0200 (CEST)
From:   Richard Weinberger <richard@....at>
To:     Kees Cook <kees@...nel.org>, Azeem Shaikh <azeemshaikh38@...il.com>
Cc:     kernel test robot <lkp@...el.com>,
        Maxim Krasnyansky <maxk@....qualcomm.com>,
        oe-kbuild-all <oe-kbuild-all@...ts.linux.dev>,
        linux-hardening@...r.kernel.org,
        linux-kernel <linux-kernel@...r.kernel.org>,
        anton ivanov <anton.ivanov@...bridgegreys.com>,
        Johannes Berg <johannes@...solutions.net>,
        linux-um <linux-um@...ts.infradead.org>
Subject: Re: [PATCH] uml: Replace all non-returning strlcpy with strscpy

----- Ursprüngliche Mail -----
>>>> arch/um/os-Linux/drivers/tuntap_user.c:149:17: error: implicit declaration of
>>>> function 'strscpy'; did you mean 'strncpy'?
>>>> [-Werror=implicit-function-declaration]
>>     149 |                 strscpy(ifr.ifr_name, pri->dev_name,
>>     sizeof(ifr.ifr_name));
>>         |                 ^~~~~~~
>>         |                 strncpy
>>   cc1: some warnings being treated as errors
> 
> Ah, yeah, this is another "not actually in the kernel" cases. Let's ignore this
> strlcpy for now.

Well, actually it's another case of "not even compile tested". :-(

Thanks,
//richard