linux-kernel - Re: [PATCH] staging: nvec: Silence unused argument warning in NVEC

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Message-ID: <aKLITYYTOkMpNkQy@stanley.mountain>
Date: Mon, 18 Aug 2025 09:29:33 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Mohammed Guermoud <mohammed.guermoud@...il.com>
Cc: marvin24@....de, gregkh@...uxfoundation.org, ac100@...ts.launchpad.net,
	linux-tegra@...r.kernel.org, linux-staging@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: nvec: Silence unused argument warning in
 NVEC_PHD macro

On Sun, Aug 17, 2025 at 08:24:25PM +0100, Mohammed Guermoud wrote:
> The NVEC_PHD macro was defined with three arguments (str, buf, len)
> that were not used in its empty body, causing a compiler warning.
> 
> This patch silences the warning by explicitly casting the unused
> arguments to (void), making the intent clear without changing
> functionality.
> 
> Signed-off-by: Mohammed Guermoud <mohammed.guermoud@...il.com>

What's the warning.  Does it break the build since we're using -Werror?

I feel like in the end, I'm going to say just ignore the compiler warning
since this is not a bug in the code but obviously if it breaks the build
then that's a different story.

regards,
dan carpenter