From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0D6B1C3DA7A for ; Thu, 5 Jan 2023 23:27:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235967AbjAEX1k (ORCPT ); Thu, 5 Jan 2023 18:27:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51700 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230111AbjAEX1h (ORCPT ); Thu, 5 Jan 2023 18:27:37 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9BBF06B195; Thu, 5 Jan 2023 15:27:35 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 59060B81BFD; Thu, 5 Jan 2023 23:27:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 83FB6C433F0; Thu, 5 Jan 2023 23:27:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1672961253; bh=GDR8HSbg/WmeXUCW15Fyk5FciQGWW6q5WD/eBBW/FfE=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=S9JXptszgbfUqQNz89o+J7IkN5OYbyTAJGBQa8KQLXt3kl/72xLQ46N04wFtN3xIf kUuEN30jh0KJC3KTqPUqPmnjabnu59FKRcKo0nC8GLeNzRIMAWEwxYW6HxwUytuEXJ haa9F2l/0uLWIVKoUd8qInAlXC/3ZCsZ2v67fahEF37+VLEy/fbOpcSmZNt8YWPPAm yf8uiDKiIwaypFz0hWomJTP2UmqUVuELtd/u90WduCIoL9eo/wBCYdwLMeH4BF0g82 ybs6wxjHmS3PqxYFjKNxyakGpimeyKdeQHulhZKGYIP7U3//FO2y6XZLk4xZT4JSQe S1HJvc5RH4yOQ== Date: Thu, 5 Jan 2023 15:27:31 -0800 From: Jakub Kicinski To: Kees Cook Cc: "David S. Miller" , Andrew Lunn , kernel test robot , Oleksij Rempel , Sean Anderson , Alexandru Tachici , Amit Cohen , "Gustavo A. R. Silva" , Vincent Mailhol , linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org Subject: Re: [PATCH] ethtool: Replace 0-length array with flexible array Message-ID: <20230105152731.44d4cbfb@kernel.org> In-Reply-To: <20230105214126.never.757-kees@kernel.org> References: <20230105214126.never.757-kees@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 5 Jan 2023 13:41:34 -0800 Kees Cook wrote: > Zero-length arrays are deprecated[1]. Replace struct ethtool_rxnfc's > "rule_locs" 0-length array with a flexible array. Detected with GCC 13, > using -fstrict-flex-arrays=3: You gotta CC netdev to get it into patchwork etc.