Return-path: Received: from s3.sipsolutions.net ([5.9.151.49]:39607 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965726AbcAZNLe (ORCPT ); Tue, 26 Jan 2016 08:11:34 -0500 Message-ID: <1453813892.2759.43.camel@sipsolutions.net> (sfid-20160126_141141_633262_218F89E5) Subject: Re: [PATCH 1/2] mac80211: fix txq queue related crashes From: Johannes Berg To: Michal Kazior , linux-wireless@vger.kernel.org Date: Tue, 26 Jan 2016 14:11:32 +0100 In-Reply-To: <1453382588-27105-1-git-send-email-michal.kazior@tieto.com> (sfid-20160121_142159_483215_F2BFFEA2) References: <1453382588-27105-1-git-send-email-michal.kazior@tieto.com> (sfid-20160121_142159_483215_F2BFFEA2) Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Thu, 2016-01-21 at 14:23 +0100, Michal Kazior wrote: > The driver can access the queue simultanously > while mac80211 tears down the interface. Without > spinlock protection this could lead to corrupting > sk_buff_head and subsequently to an invalid > pointer dereference. > Applied. johannes