From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:34716 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751600AbeBWLLt (ORCPT ); Fri, 23 Feb 2018 06:11:49 -0500 Subject: Patch "dmaengine: jz4740: disable/unprepare clk if probe fails" has been added to the 3.18-stable tree To: Tobias.Jordan@elektrobit.com, alexander.levin@microsoft.com, gregkh@linuxfoundation.org, vinod.koul@intel.com Cc: , From: Date: Fri, 23 Feb 2018 12:02:47 +0100 Message-ID: <1519383767420@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled dmaengine: jz4740: disable/unprepare clk if probe fails to the 3.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: dmaengine-jz4740-disable-unprepare-clk-if-probe-fails.patch and it can be found in the queue-3.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Fri Feb 23 12:01:27 CET 2018 From: Tobias Jordan Date: Wed, 6 Dec 2017 14:28:27 +0100 Subject: dmaengine: jz4740: disable/unprepare clk if probe fails From: Tobias Jordan [ Upstream commit eb9436966fdc84cebdf222952a99898ab46d9bb0 ] in error path of jz4740_dma_probe(), call clk_disable_unprepare() to clean up. Found by Linux Driver Verification project (linuxtesting.org). Fixes: 25ce6c35fea0 MIPS: jz4740: Remove custom DMA API Signed-off-by: Tobias Jordan Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/dma/dma-jz4740.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/drivers/dma/dma-jz4740.c +++ b/drivers/dma/dma-jz4740.c @@ -575,7 +575,7 @@ static int jz4740_dma_probe(struct platf ret = dma_async_device_register(dd); if (ret) - return ret; + goto err_clk; irq = platform_get_irq(pdev, 0); ret = request_irq(irq, jz4740_dma_irq, 0, dev_name(&pdev->dev), dmadev); @@ -588,6 +588,8 @@ static int jz4740_dma_probe(struct platf err_unregister: dma_async_device_unregister(dd); +err_clk: + clk_disable_unprepare(dmadev->clk); return ret; } Patches currently in stable-queue which might be from Tobias.Jordan@elektrobit.com are queue-3.18/dmaengine-jz4740-disable-unprepare-clk-if-probe-fails.patch