netdev - Re: [PATCH v2][next] Bluetooth: Avoid a couple dozen -Wflex-array-member-not-at-end warnings

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Message-ID: <20250910102528.GA30363@horms.kernel.org>
Date: Wed, 10 Sep 2025 11:25:28 +0100
From: Simon Horman <horms@...nel.org>
To: "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: Marcel Holtmann <marcel@...tmann.org>,
	Johan Hedberg <johan.hedberg@...il.com>,
	Luiz Augusto von Dentz <luiz.dentz@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	linux-bluetooth@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH v2][next] Bluetooth: Avoid a couple dozen
 -Wflex-array-member-not-at-end warnings

On Tue, Sep 09, 2025 at 02:13:35PM +0200, Gustavo A. R. Silva wrote:
> -Wflex-array-member-not-at-end was introduced in GCC-14, and we are
> getting ready to enable it, globally.
> 
> Use the __struct_group() helper to fix 31 instances of the following
> type of warnings:
> 
> 30 net/bluetooth/mgmt_config.c:16:33: warning: structure containing a flexible array member is not at the end of another structure [-Wflex-array-member-not-at-end]
> 1 net/bluetooth/mgmt_config.c:22:33: 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>
> ---
> Changes in v2:
>  - Use __struct_group() instead of TRAILING_OVERLAP().
> 
> v1:
>  - Link: https://lore.kernel.org/linux-hardening/aLSCu8U62Hve7Dau@kspp/

Reviewed-by: Simon Horman <horms@...nel.org>