linux-kernel - Re: [PATCH v2][next] IB/hfi1: Avoid -Wflex-array-member-not-at-end warning

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Message-ID: <20250407181404.GA1763434@nvidia.com>
Date: Mon, 7 Apr 2025 15:14:04 -0300
From: Jason Gunthorpe <jgg@...dia.com>
To: "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: Dennis Dalessandro <dennis.dalessandro@...nelisnetworks.com>,
	Leon Romanovsky <leon@...nel.org>, linux-rdma@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH v2][next] IB/hfi1: Avoid -Wflex-array-member-not-at-end
 warning

On Tue, Apr 01, 2025 at 11:29:06AM -0600, 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.
> 
> Remove unused flex-array member `class_data` from
> `struct opa_mad_notice_attr`.
> 
> Fix the following warning:
> 
> drivers/infiniband/hw/hfi1/mad.c:23:36: 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:
>  - Remove unused flexible array. (Jason)
> 
> v1:
>  - Link: https://lore.kernel.org/linux-hardening/Z-WgwsCYIXaBxnvs@kspp/
> 
>  drivers/infiniband/hw/hfi1/mad.h | 1 -
>  1 file changed, 1 deletion(-)

Applied to for-next, thanks

Jason