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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 780B9C43219 for ; Mon, 29 Apr 2019 14:48:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 42B9220656 for ; Mon, 29 Apr 2019 14:48:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="Wh/qgAmh"; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="k5rSRXEu" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728426AbfD2Oso (ORCPT ); Mon, 29 Apr 2019 10:48:44 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:39800 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728320AbfD2Osn (ORCPT ); Mon, 29 Apr 2019 10:48:43 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id B70F7608BA; Mon, 29 Apr 2019 14:48:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1556549322; bh=NcFqWJZM8KHVVeLy31Z4V83m0XnDaKF7vCAx6RUJ4kQ=; h=Subject:From:In-Reply-To:References:To:Cc:Date:From; b=Wh/qgAmhyh7cA6V9hWUzr5W7oCSXScy5XwDthvFwo0xAf6rePnkuUxoaODcND7TXw tLMHQZbSslvkTGFQCZmELkS2os0DDmXXpS0jd8MSklqBxQ/GqLVW9cnLP0TO9S4b6t UNsnlSPkIZXHFOx0V861hIanpHY4dfsjQNyLsk+w= Received: from potku.adurom.net (88-114-240-156.elisa-laajakaista.fi [88.114.240.156]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: kvalo@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id AF25760134; Mon, 29 Apr 2019 14:48:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1556549322; bh=NcFqWJZM8KHVVeLy31Z4V83m0XnDaKF7vCAx6RUJ4kQ=; h=Subject:From:In-Reply-To:References:To:Cc:From; b=k5rSRXEu3lTa/+KjDCIwxoOyt7MXBCnBHltcQsIQJHPowy4bg6iHAmqOHnrLmsnWb ehJSTJTtnV99sNUBNQAubQeAHzYENPFIIgDKVNX8Xv8sTdG5PIN1Grw7EcnhAfdU1u IQXFaioSpe6//5LnSBnl/9R+2jnLdDG6NYchdhr4= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org AF25760134 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=kvalo@codeaurora.org Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [PATCH][next] ath6kl: wmi: use struct_size() helper From: Kalle Valo In-Reply-To: <20190403184949.GA7597@embeddedor> References: <20190403184949.GA7597@embeddedor> To: "Gustavo A. R. Silva" Cc: "David S. Miller" , linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" User-Agent: pwcli/0.0.0-git (https://github.com/kvalo/pwcli/) Python/2.7.12 Message-Id: <20190429144842.B70F7608BA@smtp.codeaurora.org> Date: Mon, 29 Apr 2019 14:48:42 +0000 (UTC) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org "Gustavo A. R. Silva" wrote: > Make use of the struct_size() helper instead of an open-coded version > in order to avoid any potential type mistakes, in particular in the > context in which this code is being used. > > So, replace code of the following form: > > sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info) > > with: > > struct_size(ev, neighbor, ev->num_neighbors) > > This code was detected with the help of Coccinelle. > > Signed-off-by: Gustavo A. R. Silva > Signed-off-by: Kalle Valo Patch applied to ath-next branch of ath.git, thanks. 83d9562b6478 ath6kl: wmi: use struct_size() helper -- https://patchwork.kernel.org/patch/10884343/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches