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 60FB3C433EF for ; Mon, 13 Dec 2021 05:54:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230218AbhLMFyZ (ORCPT ); Mon, 13 Dec 2021 00:54:25 -0500 Received: from sin.source.kernel.org ([145.40.73.55]:47170 "EHLO sin.source.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230114AbhLMFyY (ORCPT ); Mon, 13 Dec 2021 00:54:24 -0500 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 sin.source.kernel.org (Postfix) with ESMTPS id 1CF21CE0AE2; Mon, 13 Dec 2021 05:54:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6AF09C00446; Mon, 13 Dec 2021 05:54:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1639374860; bh=uMp9Frd+ytv1peiXkZhsAEN3vAJFoufdiK8l9LTVF4U=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=DpAN9ESTmomOMLZF463CcYmVDDL/Yv2Efy9kGayFIEFXmgyh86EL8sZ42qUVBPwHj wqkP6WzozokHkCI0PBlkxy5zaidJ9IBQL1Q9pCGCmo5IdceGlfxIM8ZIK9qxAltOuB wj0tOKTe8lNG8GKoC1BD9vj8DpWZsSmWXJNSay24TZTGR+8GFVl8B08TqM6gi1OyRi 81VHRPAmNkfKIw3KWT7qiR2qs+IOKVY0Va4iWVHp3KQOlFQMD7gUsG/w5hXSOSzGx3 uK4lyDgiCIWFcBcG/tOab6tNicnAQ6OVGfjiU7SzCvALcr624SqVGUOnKFWQjVfmUV Rh64KWxtJjDZw== Date: Mon, 13 Dec 2021 11:24:16 +0530 From: Vinod Koul To: "Gustavo A. R. Silva" Cc: Ludovic Desroches , Tudor Ambarus , linux-arm-kernel@lists.infradead.org, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org Subject: Re: [PATCH][next] dmaengine: at_xdmac: Use struct_size() in devm_kzalloc() Message-ID: References: <20211208001013.GA62330@embeddedor> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211208001013.GA62330@embeddedor> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07-12-21, 18:10, 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 or integer overflows that, in > the worst scenario, could lead to heap overflows. Applied, thanks -- ~Vinod