From patchwork Fri Nov 15 08:31:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chuhong Yuan X-Patchwork-Id: 11245381 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 406511393 for ; Fri, 15 Nov 2019 08:32:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2030B20730 for ; Fri, 15 Nov 2019 08:32:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="LZe+lZUE" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726973AbfKOIcF (ORCPT ); Fri, 15 Nov 2019 03:32:05 -0500 Received: from mail-pl1-f194.google.com ([209.85.214.194]:37233 "EHLO mail-pl1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725829AbfKOIcF (ORCPT ); Fri, 15 Nov 2019 03:32:05 -0500 Received: by mail-pl1-f194.google.com with SMTP id bb5so4135179plb.4; Fri, 15 Nov 2019 00:32:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=OCpyp7VlXRWKtfspUgWzs1CQ4X3tbOzNUUacTAQ1h0c=; b=LZe+lZUE9hQ0aZNfcLDPsBUDHmfZCHMlwOVbI2C+0igiwcL1MTf0W975poTI0U68eB pLruGRp9Rg+UyjBzHaPBZAhlQcY2u3sNvfNc98fDmx+pBAJ4Sjt6MVHCQ0hApcKbE0Uf BgF81Q7dq5gh5dxlQTLrWO/jH0lwkpusB3Gq7XW4AWn1QyOGHGrmhNNbacLxDh5uergJ DRipIURtIrxwBVvDeWcnZ4sOyn6mF8WzBrWhhPqNRk442OB6JYWxPLjH6GOZkqH2Aa37 0fiD1SMcsIUYD3RxEdroAnDxKGLbiZLvL5fvnOvzuwGll+AIZPufdYBfIG4IrkWNBN+d 2bEg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=OCpyp7VlXRWKtfspUgWzs1CQ4X3tbOzNUUacTAQ1h0c=; b=WsnRKD9qFoRDgJbmEpNbTywCUddaSYV2ZqNACgS7dDO62iDo1lpIFjEl2FAJgi80h6 Y+uWunsZeiLxHZ8HRl3cDhyByBVVPMUuAssnqapc9LsbG70P8WRyFDH3da1ntARKy3G4 rsXxxQGZgOPLIkz2to2xFmLLl+JexF6GclG3B1qCC/232lZcdTY4CXGelc1DHMgiVWCK cyYbB18vx+E5H8D1exadYF8yjL0OH90PcNIpy6Op7qm0BEYB7OUFZtLfyCSKmNYglE4y CdIT2okd5Z7bEElx2JGFo0MIsPAOxM+RsXRWO5dnXlC0+kfLKRT4VFYOIRrcYV1c6f+9 reww== X-Gm-Message-State: APjAAAVl2Ud2UMprZQskHDJcGXo1/aREBjJK7OLg5Y49wbmFE4BCOf3U dYXEUOgbZEJDAelv+rFdGlw= X-Google-Smtp-Source: APXvYqzGHHWHf6oK+MCJbGsnVBtLpmAG4XOJZSPBpO9E3gdQsRFrknJkZa+90QJvK9ZIXkeiY3KaiA== X-Received: by 2002:a17:902:ab98:: with SMTP id f24mr7023396plr.257.1573806724797; Fri, 15 Nov 2019 00:32:04 -0800 (PST) Received: from suzukaze.ipads-lab.se.sjtu.edu.cn ([202.120.40.82]) by smtp.gmail.com with ESMTPSA id z4sm9190597pfn.80.2019.11.15.00.32.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Nov 2019 00:32:04 -0800 (PST) From: Chuhong Yuan Cc: Dan Williams , Vinod Koul , dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, Chuhong Yuan Subject: [PATCH 2/2] dmaengine: mmp_pdma: add missed of_dma_controller_free Date: Fri, 15 Nov 2019 16:31:53 +0800 Message-Id: <20191115083153.12334-1-hslester96@gmail.com> X-Mailer: git-send-email 2.24.0 MIME-Version: 1.0 To: unlisted-recipients:; (no To-header on input) Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org The driver calls of_dma_controller_register in probe but does not free it in remove. Add the call to fix it. Signed-off-by: Chuhong Yuan --- drivers/dma/mmp_pdma.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c index 7fe494fc50d4..ad06f260e907 100644 --- a/drivers/dma/mmp_pdma.c +++ b/drivers/dma/mmp_pdma.c @@ -945,6 +945,8 @@ static int mmp_pdma_remove(struct platform_device *op) struct mmp_pdma_phy *phy; int i, irq = 0, irq_num = 0; + if (op->dev.of_node) + of_dma_controller_free(op->dev.of_node); for (i = 0; i < pdev->dma_channels; i++) { if (platform_get_irq(op, i) > 0)