linux-kernel - Re: [PATCH v5][for-next/hardening] acpi: nfit: intel: avoid multiple -Wflex-array-member-not-at-end warnings

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Message-Id: <175105609270.2134124.11937541280593665883.b4-ty@kernel.org>
Date: Fri, 27 Jun 2025 13:28:15 -0700
From: Kees Cook <kees@...nel.org>
To: Dan Williams <dan.j.williams@...el.com>,
	Vishal Verma <vishal.l.verma@...el.com>,
	Dave Jiang <dave.jiang@...el.com>,
	Ira Weiny <ira.weiny@...el.com>,
	"Rafael J. Wysocki" <rafael@...nel.org>,
	Len Brown <lenb@...nel.org>,
	"Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: Kees Cook <kees@...nel.org>,
	nvdimm@...ts.linux.dev,
	linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-hardening@...r.kernel.org
Subject: Re: [PATCH v5][for-next/hardening] acpi: nfit: intel: avoid multiple -Wflex-array-member-not-at-end warnings

On Fri, 27 Jun 2025 12:55:19 -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.
> 
> Use the new TRAILING_OVERLAP() helper to fix a dozen instances of
> the following type of warning:
> 
> drivers/acpi/nfit/intel.c:692:35: warning: structure containing a flexible array member is not at the end of another structure [-Wflex-array-member-not-at-end]
> 
> [...]

Thanks for the revs and reviews! :) Since this depends on
TRAILING_OVERLAP, I've snagged it for the hardening tree.

Applied to for-next/hardening, thanks!

[1/1] acpi: nfit: intel: avoid multiple -Wflex-array-member-not-at-end warnings
      https://git.kernel.org/kees/c/5e54510a9389

Take care,

-- 
Kees Cook