From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753335AbaG3NLe (ORCPT ); Wed, 30 Jul 2014 09:11:34 -0400 Received: from relay1.mentorg.com ([192.94.38.131]:37832 "EHLO relay1.mentorg.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753120AbaG3NLY (ORCPT ); Wed, 30 Jul 2014 09:11:24 -0400 From: Vignesh Raman To: , , , CC: Subject: [PATCH 2/2] dma: imx-sdma: Adding tasklet_kill() in sdma_remove function. Date: Wed, 30 Jul 2014 18:41:15 +0530 Message-ID: <1406725875-9171-3-git-send-email-Vignesh_Raman@mentor.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1406725875-9171-1-git-send-email-Vignesh_Raman@mentor.com> References: <1406725875-9171-1-git-send-email-Vignesh_Raman@mentor.com> MIME-Version: 1.0 Content-Type: text/plain X-OriginalArrivalTime: 30 Jul 2014 13:11:23.0934 (UTC) FILETIME=[C35393E0:01CFABF7] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Several dma drivers calls tasklet_kill() in remove function. This is missing in imx driver, so adding tasklet_kill() in sdma_remove function. Signed-off-by: Vignesh Raman --- drivers/dma/imx-sdma.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index 1360b9d..974337f 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -1636,12 +1636,19 @@ static int sdma_remove(struct platform_device *pdev) struct sdma_engine *sdma = platform_get_drvdata(pdev); struct resource *iores = platform_get_resource(pdev, IORESOURCE_MEM, 0); int irq = platform_get_irq(pdev, 0); + int i; dma_async_device_unregister(&sdma->dma_device); kfree(sdma->script_addrs); free_irq(irq, sdma); iounmap(sdma->regs); release_mem_region(iores->start, resource_size(iores)); + /* Kill the tasklet */ + for (i = 0; i < MAX_DMA_CHANNELS; i++) { + struct sdma_channel *sdmac = &sdma->channel[i]; + + tasklet_kill(&sdmac->tasklet); + } kfree(sdma); platform_set_drvdata(pdev, NULL); -- 1.7.9.5