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Message-ID: <202309281747.594B3352@keescook>
Date: Thu, 28 Sep 2023 17:48:22 -0700
From: Kees Cook <keescook@...omium.org>
To: Mark Brown <broonie@...nel.org>
Cc: Shuah Khan <shuah@...nel.org>,
Eric Biederman <ebiederm@...ssion.com>,
linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-mm@...ck.org
Subject: Re: [PATCH 1/2] kselftest: Add a ksft_perror() helper
On Thu, Sep 28, 2023 at 04:38:11PM +0200, Mark Brown wrote:
> The standard library perror() function provides a convenient way to print
> an error message based on the current errno but this doesn't play nicely
> with KTAP output. Provide a helper which does an equivalent thing in a KTAP
> compatible format.
>
> nolibc doesn't have a strerror() and adding the table of strings required
> doesn't seem like a good fit for what it's trying to do so when we're using
> that only print the errno.
>
> Signed-off-by: Mark Brown <broonie@...nel.org>
Oh, interesting... what environment ends up without strerror()?
Reviewed-by: Kees Cook <keescook@...omium.org>
--
Kees Cook
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