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 3CB62C433EF for ; Wed, 9 Feb 2022 12:12:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231604AbiBIML7 (ORCPT ); Wed, 9 Feb 2022 07:11:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48338 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232874AbiBIMLA (ORCPT ); Wed, 9 Feb 2022 07:11:00 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E255FE02460C; Wed, 9 Feb 2022 04:00:10 -0800 (PST) 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 dfw.source.kernel.org (Postfix) with ESMTPS id 78619616B1; Wed, 9 Feb 2022 12:00:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id D9302C340EE; Wed, 9 Feb 2022 12:00:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1644408009; bh=Fm5+OJPUurlyd7zM2elkix6JLbemo3kzsfDEOCIzb3M=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=mpF+E9eYevoGovtKDFnbVlmrwB6o2q6FiQ5qpxfosH+GHDDI1ivcTvfExOejGSEE/ /MzxJOC5pExDuNgtg7LIlTm3RkAhzv5qYUCL4+Nb5jqEmO+5lIu/3VyjATXwjB9r1i Lk6e/g11nUfsgAgIz0zmHYk2lx3LilfyyvReqavCqDPeRx7VXwOI/MCbYoIIlkn+Yu EyZeLwcR6w6ClWnLE11s2uZVQRbc5sv1DeDw3SGza85pepZ/Wdf5ox0D9qmCzXdt+A Cxuqyn+AQSuMe4eYhX2PQEtq7DTMjyyFXHwiDxJPirWeEvVLa2hyx068W42Kr7MkwM ochffalcGUBfA== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id C1A45E5D07D; Wed, 9 Feb 2022 12:00:09 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH] ax25: fix NPD bug in ax25_disconnect From: patchwork-bot+netdevbpf@kernel.org Message-Id: <164440800978.11178.6673926020768387853.git-patchwork-notify@kernel.org> Date: Wed, 09 Feb 2022 12:00:09 +0000 References: <20220208154000.87070-1-duoming@zju.edu.cn> In-Reply-To: <20220208154000.87070-1-duoming@zju.edu.cn> To: Duoming Zhou Cc: linux-hams@vger.kernel.org, jreuter@yaina.de, ralf@linux-mips.org, davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net.git (master) by David S. Miller : On Tue, 8 Feb 2022 23:40:00 +0800 you wrote: > The ax25_disconnect() in ax25_kill_by_device() is not > protected by any locks, thus there is a race condition > between ax25_disconnect() and ax25_destroy_socket(). > when ax25->sk is assigned as NULL by ax25_destroy_socket(), > a NULL pointer dereference bug will occur if site (1) or (2) > dereferences ax25->sk. > > [...] Here is the summary with links: - ax25: fix NPD bug in ax25_disconnect https://git.kernel.org/netdev/net/c/7ec02f5ac8a5 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html