linux-kernel - Re: [PATCH v2] scsi: fc: Avoid -Wflex-array-member-not-at-end warnings

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Message-ID: <175746865975.2804493.17612301701065981287.b4-ty@oracle.com>
Date: Tue,  9 Sep 2025 23:04:35 -0400
From: "Martin K. Petersen" <martin.petersen@...cle.com>
To: Justin Tee <justin.tee@...adcom.com>,
        James Smart <james.smart@...adcom.com>,
        Dick Kennedy <dick.kennedy@...adcom.com>,
        "James E.J. Bottomley" <James.Bottomley@...senpartnership.com>,
        Hannes Reinecke <hare@...e.de>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: "Martin K . Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH v2] scsi: fc: Avoid -Wflex-array-member-not-at-end warnings

On Wed, 27 Aug 2025 08:10:53 +0200, Gustavo A. R. Silva wrote:

> -Wflex-array-member-not-at-end has been introduced in GCC-14, and we
> are getting ready to enable it, globally.
> 
> So, in order to avoid ending up with a flexible-array member in the
> middle of multiple other structs, we use the `__struct_group()`
> helper to create a new tagged `struct fc_df_desc_fpin_reg_hdr`.
> This structure groups together all the members of the flexible
> `struct fc_df_desc_fpin_reg` except the flexible array.
> 
> [...]

Applied to 6.18/scsi-queue, thanks!

[1/1] scsi: fc: Avoid -Wflex-array-member-not-at-end warnings
      https://git.kernel.org/mkp/scsi/c/44b6169ada7f

-- 
Martin K. Petersen