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=-7.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no 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 5A26AC433E2 for ; Sat, 18 Jul 2020 01:54:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4181D2065F for ; Sat, 18 Jul 2020 01:54:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728276AbgGRByz (ORCPT ); Fri, 17 Jul 2020 21:54:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36790 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726665AbgGRByy (ORCPT ); Fri, 17 Jul 2020 21:54:54 -0400 Received: from shards.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 961BDC0619D2; Fri, 17 Jul 2020 18:54:54 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 3432411E45915; Fri, 17 Jul 2020 18:54:54 -0700 (PDT) Date: Fri, 17 Jul 2020 18:54:53 -0700 (PDT) Message-Id: <20200717.185453.1344185473580521561.davem@davemloft.net> To: m-karicheri2@ti.com Cc: kuba@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, nsekhar@ti.com, grygorii.strashko@ti.com, vinicius.gomes@intel.com Subject: Re: [PATCH 2/2 v2] net: hsr: validate address B before copying to skb From: David Miller In-Reply-To: <20200717145510.30433-2-m-karicheri2@ti.com> References: <20200717145510.30433-1-m-karicheri2@ti.com> <20200717145510.30433-2-m-karicheri2@ti.com> X-Mailer: Mew version 6.8 on Emacs 26.3 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Fri, 17 Jul 2020 18:54:54 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Murali Karicheri Date: Fri, 17 Jul 2020 10:55:10 -0400 > Validate MAC address before copying the same to outgoing frame > skb destination address. Since a node can have zero mac > address for Link B until a valid frame is received over > that link, this fix address the issue of a zero MAC address > being in the packet. > > Signed-off-by: Murali Karicheri Applied.