From patchwork Tue Jul 5 14:54:26 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Koul X-Patchwork-Id: 9214513 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 7A9AF60752 for ; Tue, 5 Jul 2016 14:48:31 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6C92B25404 for ; Tue, 5 Jul 2016 14:48:31 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 616A42574A; Tue, 5 Jul 2016 14:48:31 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EC3BE25404 for ; Tue, 5 Jul 2016 14:48:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933087AbcGEOsa (ORCPT ); Tue, 5 Jul 2016 10:48:30 -0400 Received: from mga02.intel.com ([134.134.136.20]:34630 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932923AbcGEOsa (ORCPT ); Tue, 5 Jul 2016 10:48:30 -0400 Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga101.jf.intel.com with ESMTP; 05 Jul 2016 07:48:29 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.26,580,1459839600"; d="scan'208";a="1016033424" Received: from vkoul-udesk7.iind.intel.com ([10.223.84.143]) by fmsmga002.fm.intel.com with ESMTP; 05 Jul 2016 07:48:29 -0700 From: Vinod Koul To: dmaengine@vger.kernel.org Cc: Vinod Koul , Guennadi Liakhovetski Subject: [PATCH 20/32] dmaengine: nbpfaxi: kill the tasklets upon exit Date: Tue, 5 Jul 2016 20:24:26 +0530 Message-Id: <1467730478-9696-21-git-send-email-vinod.koul@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1467730478-9696-1-git-send-email-vinod.koul@intel.com> References: <1467730478-9696-1-git-send-email-vinod.koul@intel.com> Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP drivers should ensure that tasklets are killed, so that they can't be run after driver remove is executed Signed-off-by: Vinod Koul Cc: Guennadi Liakhovetski --- drivers/dma/nbpfaxi.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/dma/nbpfaxi.c b/drivers/dma/nbpfaxi.c index f489f4e3429f..08c45c185549 100644 --- a/drivers/dma/nbpfaxi.c +++ b/drivers/dma/nbpfaxi.c @@ -1456,6 +1456,8 @@ static int nbpf_remove(struct platform_device *pdev) struct nbpf_channel *chan = nbpf->chan + i; devm_free_irq(&pdev->dev, chan->irq, chan); + + tasklet_kill(&chan->tasklet); } of_dma_controller_free(pdev->dev.of_node);