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=-11.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham 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 4CF85C433ED for ; Tue, 11 May 2021 23:20:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2D82E6191D for ; Tue, 11 May 2021 23:20:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230097AbhEKXVT (ORCPT ); Tue, 11 May 2021 19:21:19 -0400 Received: from mail.kernel.org ([198.145.29.99]:51404 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229932AbhEKXVR (ORCPT ); Tue, 11 May 2021 19:21:17 -0400 Received: by mail.kernel.org (Postfix) with ESMTPS id 273D6610E6; Tue, 11 May 2021 23:20:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1620775210; bh=bhM1W8rLqxdNkwy0iC9I/cJlJaPOYPdrIrU+hXTPIi0=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=Ye+VcachCqngUty0MQIkabp+cwHLjJGmwcC+6jjV+QDLZcuxh6a4fA4GrLPbB8yxX gBx5uebJk+FLdh3weoCSwW20+wpZVrx+miIm1Y7K18xA88ArKnPgB6jjOOBJDs/nmw 4fjh+S3Hwia6TX+uvttvc+gzsHU+idlnGlbfwXCHMBaMSMFcVggKJyb9gJj+Asx92v 4EEHqT8SpF1rITniQM4+VnEu5/LW2BJfD7zGAETvU+EregakIhOnVuZsB9UcxMdlFa kY9/Wdsi/OMxOH7zF+Z2wsQu/H9aDFiLPUqyTRsLnXjfU93KI9Wpi0n1j69SqnCBEM FgTnM5qDW43Nw== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH -next] mISDN: fix possible use-after-free in HFC_cleanup() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <162077521009.13970.2587870888353575789.git-patchwork-notify@kernel.org> Date: Tue, 11 May 2021 23:20:10 +0000 References: <1620716333-108153-1-git-send-email-zou_wei@huawei.com> In-Reply-To: <1620716333-108153-1-git-send-email-zou_wei@huawei.com> To: Zou Wei Cc: isdn@linux-pingi.de, davem@davemloft.net, gustavoars@kernel.org, christophe.jaillet@wanadoo.fr, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello: This patch was applied to netdev/net-next.git (refs/heads/master): On Tue, 11 May 2021 14:58:53 +0800 you wrote: > This module's remove path calls del_timer(). However, that function > does not wait until the timer handler finishes. This means that the > timer handler may still be running after the driver's remove function > has finished, which would result in a use-after-free. > > Fix by calling del_timer_sync(), which makes sure the timer handler > has finished, and unable to re-schedule itself. > > [...] Here is the summary with links: - [-next] mISDN: fix possible use-after-free in HFC_cleanup() https://git.kernel.org/netdev/net-next/c/009fc857c5f6 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html