From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9DA90224B1F; Wed, 16 Apr 2025 19:29:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744831799; cv=none; b=ULOt2UhpQHoeHVQZQ3/16TmgByrDVP9kMTCjn0lkF+6W6KGQdG1Np/m2LLDNeAoIyEfzFY1AY8OPOVq1lJgTa+WrDi4vwj8ydMp/BbC+Jntggh5hGEzwFO3pNzzfu+Kj2qwehx3+YCt00MBlybeM31lgZzyYG8k2rF2hN/JmJgQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744831799; c=relaxed/simple; bh=qF7kj3F5ENfaPg1irXDHt0Snb+hZQJsb7ZoIgWnqEqE=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=RbxbsbItP7MC1+XVxd+86giJgVG24qvse5o67LUlsorv6HAaijpmCsEJHjkOIT0J4GhusBS0HZIxD4ujg+wvP98AyyQcdUg1g0va7ESQ1RGMFnt1+iLVFFksNyJT1DK8KMoWChwwm0JERQTkifwXNyjfZuY17d+8SV/bqfwXZlE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=R/liROoB; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="R/liROoB" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2C32BC4CEEC; Wed, 16 Apr 2025 19:29:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744831799; bh=qF7kj3F5ENfaPg1irXDHt0Snb+hZQJsb7ZoIgWnqEqE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=R/liROoBKK5q0LiBefrgs9vuCJenfP/K+UKHR4wodh90iq05s/dmq2SfrEw2iVx1E KJtN4dB8tdI2mv7Cz9mm2uoqpIRipfbb21FcGD7/1gVHgpBdSyqbhgA+o9NxTttLM/ 3dURnByRhPmDxVBsTkvK9VbsbBRYJ6RCtYoYW2lJrTQgrGYAOcwBJGJZRXtIxlic9o 9cWQVvhByC+pI+bsghjFDziZ2fBiYnGqURReD6thg534nTiS30szNEk73EOn12RItg wcMjirn9VHwwrgnzG40nNQHwFJ/Vrt7PRDUSW3Gmwe5qKdu+MSs+1esU5TMmi5tK/9 1t+VBWvM1V90w== From: Kees Cook To: "Gustavo A. R. Silva" , Kees Cook Cc: linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] overflow: Clarify expectations for getting DEFINE_FLEX variable sizes Date: Wed, 16 Apr 2025 12:29:47 -0700 Message-Id: <174483177863.740549.2239617505557790214.b4-ty@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250416172911.work.854-kees@kernel.org> References: <20250416172911.work.854-kees@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit On Wed, 16 Apr 2025 10:29:15 -0700, Kees Cook wrote: > Mention the use of __member_size() for DEFINE_FLEX variables as a hint > for getting at the compile-time size of the resulting flexible array > member. > > Applied to for-next/hardening, thanks! [1/1] overflow: Clarify expectations for getting DEFINE_FLEX variable sizes https://git.kernel.org/kees/c/2122b4571745 Take care, -- Kees Cook