linux-kernel - Re: [PATCH][next] btrfs: Avoid -Wflex-array-member-not-at-end warning

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20251006172338.GB4412@twin.jikos.cz>
Date: Mon, 6 Oct 2025 19:23:38 +0200
From: David Sterba <dsterba@...e.cz>
To: "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: Chris Mason <clm@...com>, David Sterba <dsterba@...e.com>,
	linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-hardening@...r.kernel.org
Subject: Re: [PATCH][next] btrfs: Avoid -Wflex-array-member-not-at-end warning

On Fri, Oct 03, 2025 at 03:11:06PM +0100, 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.
> 
> Move the conflicting declaration to the end of the corresponding
> structure. Notice that `struct fs_path` is a flexible structure,
> this is a structure that contains a flexible-array member (`char
> inline_buf[];` in this case).
> 
> Fix the following warning:
> 
> fs/btrfs/send.c:181:24: 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>

Added to for-next, with updated changelog. Thanks.