From patchwork Tue Jul 5 14:54:35 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Koul X-Patchwork-Id: 9214531 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 E07EB60752 for ; Tue, 5 Jul 2016 14:48:48 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D260725404 for ; Tue, 5 Jul 2016 14:48:48 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C75DA2574A; Tue, 5 Jul 2016 14:48:48 +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 630D525404 for ; Tue, 5 Jul 2016 14:48:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932991AbcGEOss (ORCPT ); Tue, 5 Jul 2016 10:48:48 -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 S932923AbcGEOsr (ORCPT ); Tue, 5 Jul 2016 10:48:47 -0400 Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga101.jf.intel.com with ESMTP; 05 Jul 2016 07:48:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.26,580,1459839600"; d="scan'208";a="1016033650" Received: from vkoul-udesk7.iind.intel.com ([10.223.84.143]) by fmsmga002.fm.intel.com with ESMTP; 05 Jul 2016 07:48:46 -0700 From: Vinod Koul To: dmaengine@vger.kernel.org Cc: Vinod Koul , Sinan Kaya Subject: [PATCH 29/32] dmaengine: qcom_hidma: kill the tasklets upon exit Date: Tue, 5 Jul 2016 20:24:35 +0530 Message-Id: <1467730478-9696-30-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: Sinan Kaya Acked-by: Sinan Kaya --- drivers/dma/qcom/hidma.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/dma/qcom/hidma.c b/drivers/dma/qcom/hidma.c index 41b5c6dee713..b2374cd91e45 100644 --- a/drivers/dma/qcom/hidma.c +++ b/drivers/dma/qcom/hidma.c @@ -708,6 +708,7 @@ static int hidma_remove(struct platform_device *pdev) pm_runtime_get_sync(dmadev->ddev.dev); dma_async_device_unregister(&dmadev->ddev); devm_free_irq(dmadev->ddev.dev, dmadev->irq, dmadev->lldev); + tasklet_kill(&dmadev->task); hidma_debug_uninit(dmadev); hidma_ll_uninit(dmadev->lldev); hidma_free(dmadev);