From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=DATE_IN_PAST_06_12, DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 21FFBC4740C for ; Mon, 9 Sep 2019 22:17:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DFA0421D82 for ; Mon, 9 Sep 2019 22:17:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1568067465; bh=L0xacNcsY2XpxXNLsk8K58LyQ1BNZxBNfKIvvTCiasE=; h=From:To:Cc:Subject:Date:List-ID:From; b=gtIT14RJUseXqmOqYLzTPdNHVUgZAorUThFB2f/Dha76JKIP4jHRsQ1Gl7r6YILcR PXYJOvctldIvN9kSE/7/w3DdGW1DulXe7o6MLX7yPSHMa1IJLdfnZ3flO2wFZvxus8 PqhZ6M1iUUr65YMa2WXJ/wn/pFGDMKxRzHPXNhe0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2406376AbfIIWRd (ORCPT ); Mon, 9 Sep 2019 18:17:33 -0400 Received: from mail.kernel.org ([198.145.29.99]:46772 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2406370AbfIIWRd (ORCPT ); Mon, 9 Sep 2019 18:17:33 -0400 Received: from sasha-vm.mshome.net (unknown [62.28.240.114]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 69EE121D7D; Mon, 9 Sep 2019 22:17:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1568067452; bh=L0xacNcsY2XpxXNLsk8K58LyQ1BNZxBNfKIvvTCiasE=; h=From:To:Cc:Subject:Date:From; b=tZZT7625XvUTqgHbQgm6cUenB8wtOPInb9ojr1BtpbUXh0ohJOnLvNIAGYXpMuMU6 tHNPrJltMA2DGWVSdpcigd5nNo+/0U6mxhPlO46Ex/7EMUPpVgaNRD3heblj+xhG9a 4fEC0mR0/tTUKQrfOnDpoIPes0r73XKYLqkJCnts= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Wenwen Wang , Peter Ujfalusi , Vinod Koul , Sasha Levin , dmaengine@vger.kernel.org Subject: [PATCH AUTOSEL 4.4 1/2] dmaengine: ti: omap-dma: Add cleanup in omap_dma_probe() Date: Mon, 9 Sep 2019 11:42:20 -0400 Message-Id: <20190909154221.31473-1-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org From: Wenwen Wang [ Upstream commit 962411b05a6d3342aa649e39cda1704c1fc042c6 ] If devm_request_irq() fails to disable all interrupts, no cleanup is performed before retuning the error. To fix this issue, invoke omap_dma_free() to do the cleanup. Signed-off-by: Wenwen Wang Acked-by: Peter Ujfalusi Link: https://lore.kernel.org/r/1565938570-7528-1-git-send-email-wenwen@cs.uga.edu Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/dma/omap-dma.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c index 1dfc71c90123f..57b6e6ca14a88 100644 --- a/drivers/dma/omap-dma.c +++ b/drivers/dma/omap-dma.c @@ -1199,8 +1199,10 @@ static int omap_dma_probe(struct platform_device *pdev) rc = devm_request_irq(&pdev->dev, irq, omap_dma_irq, IRQF_SHARED, "omap-dma-engine", od); - if (rc) + if (rc) { + omap_dma_free(od); return rc; + } } rc = dma_async_device_register(&od->ddev); -- 2.20.1