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=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 5A27BC5B578 for ; Mon, 1 Jul 2019 23:52:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2DE8621473 for ; Mon, 1 Jul 2019 23:52:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=appneta.com header.i=@appneta.com header.b="b5Iea5vh" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727024AbfGAXwE (ORCPT ); Mon, 1 Jul 2019 19:52:04 -0400 Received: from mail-pf1-f182.google.com ([209.85.210.182]:44526 "EHLO mail-pf1-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726811AbfGAXwE (ORCPT ); Mon, 1 Jul 2019 19:52:04 -0400 Received: by mail-pf1-f182.google.com with SMTP id t16so7297006pfe.11 for ; Mon, 01 Jul 2019 16:52:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=appneta.com; s=google; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=U3UCHfQa0yO6+9MSJSdhp8ydnzBOoWVKB7F2MUDXIbg=; b=b5Iea5vhGThzBv+VWqfZbdQPWSQb/trP2oBbiSl1ZLRctqr33FGui2k/L5AGnmsaV7 22BsGyqjddZ3Wi5jEi48VQUnbZznpyn2+DkAdVy3r8kSlaGNo04U+/udCAyV3AjEqF5v Bkjrem0QYozuKu9xpdQRdVpt7Z1Va3i7P4HXI= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=U3UCHfQa0yO6+9MSJSdhp8ydnzBOoWVKB7F2MUDXIbg=; b=Lga3/Fc6FZ4Uanq27fuWTtqErveBEVSGeMo98R6X8yp91RHPo6WxCsDgoP0uZcDV3m 4e45QhZhmhd0yx5AADf62cX3c1lbjAyw9uJ3Z22wCyAQm9Z6BEVQUIGgDj/DcUWypSLF 6Smbm5LVkqRp9I7uxiIwWr2qqdx15pF/V7VlC02LBzv8lzpZSLiMx2avI0GE7aDWUQBl ysJV+Vzq8U/T9SJPTjg6DfgRO95FF29nDFjG633RW9AtR/iBtIGZNFmLwi10/FtQYskz FobYPXGHdheNfPfoKplJSPLJy1ws1YhLNeFICXRA3xcjb4TEwZtoWDUsx8dquetGhbny W7Gg== X-Gm-Message-State: APjAAAXHDaRR96kW+HbKst0LekyLHYlMB78QW24Bj2STVuxQcOB+yrPY eNgzAkZpbnECsEgtVpdlOwso X-Google-Smtp-Source: APXvYqz0b5AzL/SN3RQHm/dlupgSF+1Fo4cZiZxEFKyd+V0xZqiqECBH1Pl8dWl5yxYv7lc45QuLDA== X-Received: by 2002:a63:4f65:: with SMTP id p37mr27044600pgl.327.1562025123383; Mon, 01 Jul 2019 16:52:03 -0700 (PDT) Received: from [192.168.1.144] (64-46-6-129.dyn.novuscom.net. [64.46.6.129]) by smtp.gmail.com with ESMTPSA id y12sm11153359pgi.10.2019.07.01.16.52.02 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 01 Jul 2019 16:52:02 -0700 (PDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.11\)) Subject: Re: net: check before dereferencing netdev_ops during busy poll From: Josh Elsasser In-Reply-To: Date: Mon, 1 Jul 2019 16:52:01 -0700 Cc: Greg Kroah-Hartman , Sasha Levin , stable@vger.kernel.org, netdev , LKML , David Miller Content-Transfer-Encoding: 7bit Message-Id: References: <20190628225533.GJ11506@sasha-vm> <1560226F-F2C0-440D-9C58-D664DE3C7322@appneta.com> <20190629074553.GA28708@kroah.com> <20190701175241.GB9081@kroah.com> To: Matteo Croce X-Mailer: Apple Mail (2.3445.104.11) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Jul 1, 2019, at 11:03 AM, Matteo Croce wrote: > Josh, as you are the original author, can you please resend it to -stable? > Feel free to add this tag: > > Tested-by: Matteo Croce For sure. Resent with your Tested-by, along with a second patch that applies to the 4.4.y LTS kernel. I'm still a little hazy on how net fixes work for older LTS releases, so I hope I've sent these properly. I can respin if necessary.