From patchwork Thu Oct 27 15:05:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steven Rostedt X-Patchwork-Id: 620344 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 9FCBEECAAA1 for ; Thu, 27 Oct 2022 15:09:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236224AbiJ0PJX (ORCPT ); Thu, 27 Oct 2022 11:09:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56802 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236247AbiJ0PJO (ORCPT ); Thu, 27 Oct 2022 11:09:14 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 367DE18F0D9; Thu, 27 Oct 2022 08:09:13 -0700 (PDT) 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 1E706623A4; Thu, 27 Oct 2022 15:09:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8D0FFC43148; Thu, 27 Oct 2022 15:09:11 +0000 (UTC) Received: from rostedt by gandalf.local.home with local (Exim 4.96) (envelope-from ) id 1oo4Va-00BvW0-2R; Thu, 27 Oct 2022 11:09:26 -0400 Message-ID: <20221027150926.587581591@goodmis.org> User-Agent: quilt/0.66 Date: Thu, 27 Oct 2022 11:05:33 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Linus Torvalds , Thomas Gleixner , Stephen Boyd , Guenter Roeck , Marcel Holtmann , Johan Hedberg , Luiz Augusto von Dentz , linux-bluetooth@vger.kernel.org Subject: [RFC][PATCH v2 08/31] timers: Bluetooth: Use del_timer_shutdown() before freeing timer References: <20221027150525.753064657@goodmis.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: "Steven Rostedt (Google)" Before a timer is freed, del_timer_shutdown() must be called. Link: https://lore.kernel.org/all/20220407161745.7d6754b3@gandalf.local.home/ Cc: Marcel Holtmann Cc: Johan Hedberg Cc: Luiz Augusto von Dentz Cc: linux-bluetooth@vger.kernel.org Signed-off-by: Steven Rostedt (Google) --- drivers/bluetooth/hci_bcsp.c | 2 +- drivers/bluetooth/hci_h5.c | 2 +- drivers/bluetooth/hci_qca.c | 4 ++-- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/bluetooth/hci_bcsp.c b/drivers/bluetooth/hci_bcsp.c index cf4a56095817..69caaff37141 100644 --- a/drivers/bluetooth/hci_bcsp.c +++ b/drivers/bluetooth/hci_bcsp.c @@ -737,7 +737,7 @@ static int bcsp_close(struct hci_uart *hu) { struct bcsp_struct *bcsp = hu->priv; - del_timer_sync(&bcsp->tbcsp); + del_timer_shutdown(&bcsp->tbcsp); hu->priv = NULL; diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c index c5a0409ef84f..08a36ea9eea9 100644 --- a/drivers/bluetooth/hci_h5.c +++ b/drivers/bluetooth/hci_h5.c @@ -253,7 +253,7 @@ static int h5_close(struct hci_uart *hu) { struct h5 *h5 = hu->priv; - del_timer_sync(&h5->timer); + del_timer_shutdown(&h5->timer); skb_queue_purge(&h5->unack); skb_queue_purge(&h5->rel); diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 8df11016fd51..1796166ba35d 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -697,8 +697,8 @@ static int qca_close(struct hci_uart *hu) skb_queue_purge(&qca->txq); skb_queue_purge(&qca->rx_memdump_q); destroy_workqueue(qca->workqueue); - del_timer_sync(&qca->tx_idle_timer); - del_timer_sync(&qca->wake_retrans_timer); + del_timer_shutdown(&qca->tx_idle_timer); + del_timer_shutdown(&qca->wake_retrans_timer); qca->hu = NULL; kfree_skb(qca->rx_skb);