linux-kernel - Re: [PATCH 10/13] selftests: net: Work around build error seen with -Werror

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Message-ID: <20251204083029.188cd7a0@kernel.org>
Date: Thu, 4 Dec 2025 08:30:29 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Guenter Roeck <linux@...ck-us.net>
Cc: Shuah Khan <shuah@...nel.org>, Christian Brauner <brauner@...nel.org>,
 Elizabeth Figura <zfigura@...eweavers.com>, Thomas Gleixner
 <tglx@...utronix.de>, Eric Dumazet <edumazet@...gle.com>, Kees Cook
 <kees@...nel.org>, linux-kernel@...r.kernel.org,
 linux-kselftest@...r.kernel.org, wine-devel@...ehq.org,
 netdev@...r.kernel.org, bpf@...r.kernel.org, Joe Damato
 <jdamato@...tly.com>
Subject: Re: [PATCH 10/13] selftests: net: Work around build error seen with
 -Werror

On Thu,  4 Dec 2025 08:17:24 -0800 Guenter Roeck wrote:
> -	write(fd, msg, sizeof(msg));
> +	if (write(fd, msg, sizeof(msg)))
> +		;

At least add an perror here ?