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=-13.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 DDAA6C433E2 for ; Mon, 7 Sep 2020 16:54:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9C2202080A for ; Mon, 7 Sep 2020 16:54:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599497661; bh=3st5nF5UcQ80yr/lcX3pOnZPlbiq4npcK9jsNL3vzmI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=LDSlgpsVaApobciL1vDcmM0UFEEZ9reEGKtBn0GY3aV3dzpvnzOUKCmCiuUkRn70X lViVnqMj0N2yVpQu3RBK39ku18saVfjc/b+rEovI7nZoryOKdJeFKTCVkL+TVrEw3l y86mpVlMbQqJZW7pao9DbpHBaiaMZoIEzHOKMygQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731165AbgIGQyO (ORCPT ); Mon, 7 Sep 2020 12:54:14 -0400 Received: from mail.kernel.org ([198.145.29.99]:48388 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730754AbgIGQe3 (ORCPT ); Mon, 7 Sep 2020 12:34:29 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (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 90EAA21941; Mon, 7 Sep 2020 16:34:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599496469; bh=3st5nF5UcQ80yr/lcX3pOnZPlbiq4npcK9jsNL3vzmI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UcjcQz4QKAhucU0IMudflJOIdcI2cJ+di1Jw4dgh81aFIyTO8fkLRCs7xV3if4z34 CWxOEOOW9k9BQmXrxtAi+ljFhZUl2+S5FlpF0UqN2pH2na371aMvV9PYYmdeEkCy+I qNpZamBsZpJ4wOf8A54pSM1cP54ldubnTRizdtPE= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Hanjun Guo , Vinod Koul , Sasha Levin , dmaengine@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 02/26] dmaengine: acpi: Put the CSRT table after using it Date: Mon, 7 Sep 2020 12:34:02 -0400 Message-Id: <20200907163426.1281284-2-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200907163426.1281284-1-sashal@kernel.org> References: <20200907163426.1281284-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Hanjun Guo [ Upstream commit 7eb48dd094de5fe0e216b550e73aa85257903973 ] The acpi_get_table() should be coupled with acpi_put_table() if the mapped table is not used at runtime to release the table mapping, put the CSRT table buf after using it. Signed-off-by: Hanjun Guo Link: https://lore.kernel.org/r/1595411661-15936-1-git-send-email-guohanjun@huawei.com Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/dma/acpi-dma.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/dma/acpi-dma.c b/drivers/dma/acpi-dma.c index 4a748c3435d7d..8d99c84361cbb 100644 --- a/drivers/dma/acpi-dma.c +++ b/drivers/dma/acpi-dma.c @@ -131,11 +131,13 @@ static void acpi_dma_parse_csrt(struct acpi_device *adev, struct acpi_dma *adma) if (ret < 0) { dev_warn(&adev->dev, "error in parsing resource group\n"); - return; + break; } grp = (struct acpi_csrt_group *)((void *)grp + grp->length); } + + acpi_put_table((struct acpi_table_header *)csrt); } /** -- 2.25.1