From patchwork Fri Nov 4 05:41:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steven Rostedt X-Patchwork-Id: 13031341 X-Patchwork-Delegate: kuba@kernel.org 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 4034EC43217 for ; Fri, 4 Nov 2022 05:49:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231571AbiKDFtN (ORCPT ); Fri, 4 Nov 2022 01:49:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55570 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231343AbiKDFsy (ORCPT ); Fri, 4 Nov 2022 01:48:54 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1E50E27B2A; Thu, 3 Nov 2022 22:48:52 -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 CD41F620D3; Fri, 4 Nov 2022 05:48:49 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A9491C4314D; Fri, 4 Nov 2022 05:48:49 +0000 (UTC) Received: from rostedt by gandalf.local.home with local (Exim 4.96) (envelope-from ) id 1oqpZs-0071Ai-0q; Fri, 04 Nov 2022 01:49:16 -0400 Message-ID: <20221104054916.096085393@goodmis.org> User-Agent: quilt/0.66 Date: Fri, 04 Nov 2022 01:41:16 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Linus Torvalds , Thomas Gleixner , Stephen Boyd , Guenter Roeck , Anna-Maria Gleixner , Andrew Morton , Krzysztof Kozlowski , "David S. Miller" , Dan Carpenter , Chengfeng Ye , Lin Ma , Duoming Zhou , netdev@vger.kernel.org Subject: [RFC][PATCH v3 23/33] timers: nfc: pn533: Use timer_shutdown_sync() before freeing timer References: <20221104054053.431922658@goodmis.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org X-Patchwork-State: RFC From: "Steven Rostedt (Google)" Before a timer is freed, timer_shutdown_sync() must be called. Link: https://lore.kernel.org/all/20220407161745.7d6754b3@gandalf.local.home/ Cc: Krzysztof Kozlowski Cc: "David S. Miller" Cc: Dan Carpenter Cc: Chengfeng Ye Cc: Lin Ma Cc: Duoming Zhou Cc: netdev@vger.kernel.org Signed-off-by: Steven Rostedt (Google) --- drivers/nfc/pn533/pn533.c | 2 +- drivers/nfc/pn533/uart.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/nfc/pn533/pn533.c b/drivers/nfc/pn533/pn533.c index d9f6367b9993..0a1d0b4e3bb8 100644 --- a/drivers/nfc/pn533/pn533.c +++ b/drivers/nfc/pn533/pn533.c @@ -2788,7 +2788,7 @@ void pn53x_common_clean(struct pn533 *priv) struct pn533_cmd *cmd, *n; /* delete the timer before cleanup the worker */ - del_timer_sync(&priv->listen_timer); + timer_shutdown_sync(&priv->listen_timer); flush_delayed_work(&priv->poll_work); destroy_workqueue(priv->wq); diff --git a/drivers/nfc/pn533/uart.c b/drivers/nfc/pn533/uart.c index 07596bf5f7d6..a556acdb947b 100644 --- a/drivers/nfc/pn533/uart.c +++ b/drivers/nfc/pn533/uart.c @@ -310,7 +310,7 @@ static void pn532_uart_remove(struct serdev_device *serdev) pn53x_unregister_nfc(pn532->priv); serdev_device_close(serdev); pn53x_common_clean(pn532->priv); - del_timer_sync(&pn532->cmd_timeout); + timer_shutdown_sync(&pn532->cmd_timeout); kfree_skb(pn532->recv_skb); kfree(pn532); }