linux-kernel - Re: [PATCH v2][next] rtc: Avoid a couple of -Wflex-array-member-not-at-end warnings

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Message-ID: <Z9Pvp4i4Mm4vAXSA@google.com>
Date: Fri, 14 Mar 2025 08:58:15 +0000
From: Tzung-Bi Shih <tzungbi@...nel.org>
To: "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: Alexandre Belloni <alexandre.belloni@...tlin.com>,
	Benson Leung <bleung@...omium.org>,
	Guenter Roeck <groeck@...omium.org>, linux-rtc@...r.kernel.org,
	chrome-platform@...ts.linux.dev, linux-kernel@...r.kernel.org,
	linux-hardening@...r.kernel.org
Subject: Re: [PATCH v2][next] rtc: Avoid a couple of
 -Wflex-array-member-not-at-end warnings

On Fri, Mar 14, 2025 at 07:00:54PM +1030, Gustavo A. R. Silva wrote:
> Use the `DEFINE_RAW_FLEX()` helper for an on-stack definition of
> a flexible structure where the size of the flexible-array member
> is known at compile-time, and refactor the rest of the code,
> accordingly.
> 
> So, with these changes, fix the following warning:
> 
> drivers/rtc/rtc-cros-ec.c:62:40: warning: structure containing a flexible array member is not at the end of another structure [-Wflex-array-member-not-at-end]
> drivers/rtc/rtc-cros-ec.c:40:40: warning: structure containing a flexible array member is not at the end of another structure [-Wflex-array-member-not-at-end]
> 
> Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>

Reviewed-by: Tzung-Bi Shih <tzungbi@...nel.org>