From patchwork Tue Feb 2 21:26:04 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Koen Zandberg X-Patchwork-Id: 8195801 Return-Path: X-Original-To: patchwork-linux-wpan@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 8907F9F1C1 for ; Tue, 2 Feb 2016 21:26:25 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CCFE120204 for ; Tue, 2 Feb 2016 21:26:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 54568202BE for ; Tue, 2 Feb 2016 21:26:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757937AbcBBV0T (ORCPT ); Tue, 2 Feb 2016 16:26:19 -0500 Received: from mx1.snt.utwente.nl ([130.89.149.33]:42871 "EHLO mx1.snt.utwente.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757932AbcBBV0S (ORCPT ); Tue, 2 Feb 2016 16:26:18 -0500 Received: from bergzand.student.utwente.nl ([130.89.160.191]) by mx1.snt.utwente.nl with esmtp (Exim 4.72) (envelope-from ) id 1aQiSk-000133-OX for linux-wpan@vger.kernel.org; Tue, 02 Feb 2016 22:26:16 +0100 Received: from localhost (localhost [127.0.0.1]) by mail.bergzand.net (Postfix) with ESMTP id 3F7F058CC6 for ; Tue, 2 Feb 2016 22:26:43 +0100 (CET) Received: from bergzand.student.utwente.nl ([127.0.0.1]) by localhost (mail.bergzand.net [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 6FawYpQz1Wk4; Tue, 2 Feb 2016 22:26:42 +0100 (CET) Received: from bergzand.net (dystopia.bergzand.net [IPv6:2001:67c:2564:ab03::6:fd40]) by bergzand.student.utwente.nl (Postfix) with ESMTP id 7818958CB9; Tue, 2 Feb 2016 22:26:42 +0100 (CET) From: Koen Zandberg To: linux-wpan@vger.kernel.org Cc: Koen Zandberg Subject: [PATCH bluetooth-next] Fixes kernel oops when unloading the radio module Date: Tue, 2 Feb 2016 22:26:04 +0100 Message-Id: <1454448364-22417-1-git-send-email-koen@bergzand.net> X-Mailer: git-send-email 2.4.10 X-SNT-Signature: aa4b9cb32157a27a13d13bda5570853631f82a99 X-SNT-Spam-Score: -0.4 X-SNT-Spam-Score-Bar: / X-SNT-Spam-Report: Content analysis details: (-0.4 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 T_RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -0.4 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain Sender: linux-wpan-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wpan@vger.kernel.org X-Spam-Status: No, score=-5.9 required=5.0 tests=BAYES_00, RCVD_IN_BRBL_LASTEXT, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Destroying the workqueue before unregistering the net device caused a kernel oops Signed-off-by: Koen Zandberg --- net/mac802154/main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/mac802154/main.c b/net/mac802154/main.c index e8cab5b..87da85a 100644 --- a/net/mac802154/main.c +++ b/net/mac802154/main.c @@ -218,7 +218,6 @@ void ieee802154_unregister_hw(struct ieee802154_hw *hw) tasklet_kill(&local->tasklet); flush_workqueue(local->workqueue); - destroy_workqueue(local->workqueue); rtnl_lock(); @@ -226,6 +225,7 @@ void ieee802154_unregister_hw(struct ieee802154_hw *hw) rtnl_unlock(); + destroy_workqueue(local->workqueue); wpan_phy_unregister(local->phy); } EXPORT_SYMBOL(ieee802154_unregister_hw);