linux-hardening - Re: [PATCH][next] wifi: mwl8k: Use static

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Message-ID: <172354308655.731215.15975309925744151452.kvalo@kernel.org>
Date: Tue, 13 Aug 2024 09:58:08 +0000 (UTC)
From: Kalle Valo <kvalo@...nel.org>
To: "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: linux-wireless@...r.kernel.org, linux-kernel@...r.kernel.org,
 "Gustavo A. R. Silva" <gustavoars@...nel.org>,
 linux-hardening@...r.kernel.org
Subject: Re: [PATCH][next] wifi: mwl8k: Use static_assert() to check struct
 sizes

"Gustavo A. R. Silva" <gustavoars@...nel.org> wrote:

> Commit 5c4250092fad ("wifi: mwl8k: Avoid -Wflex-array-member-not-at-end
> warnings") introduced tagged `struct mwl8k_cmd_pkt_hdr`. We want to
> ensure that when new members need to be added to the flexible structure,
> they are always included within this tagged struct.
> 
> We use `static_assert()` to ensure that the memory layout for both
> the flexible structure and the tagged struct is the same after any
> changes.
> 
> Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>

Patch applied to wireless-next.git, thanks.

748e21d94a34 wifi: mwl8k: Use static_assert() to check struct sizes

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/ZrVCg51Q9M2fTPaF@cute/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches