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=-10.1 required=3.0 tests=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 97E40C433E0 for ; Tue, 9 Jun 2020 00:14:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6956820775 for ; Tue, 9 Jun 2020 00:14:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591661653; bh=Ie2mvIvkGQbdrF3H2i6PnpLXDR6Dmda2raGGfUvNt4I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=EUrFqb/YN/oDgTxZSRWU8EQZlP/8gT/yQDOeeHv1JZCrGBEbRMRKXf9el+4Dhkg02 XikDckUP11Ii+xTpPFH8DT3xk710OlkoiT06He/S92ypggWPAv8ZOz5BdaQyCoxdY2 lC1QNYA0zTM5979ud8tGT4wjVHB+r7lGwzySYCV0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731486AbgFIANy (ORCPT ); Mon, 8 Jun 2020 20:13:54 -0400 Received: from mail.kernel.org ([198.145.29.99]:42132 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728408AbgFHXTV (ORCPT ); Mon, 8 Jun 2020 19:19:21 -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 5C9ED20814; Mon, 8 Jun 2020 23:19:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591658361; bh=Ie2mvIvkGQbdrF3H2i6PnpLXDR6Dmda2raGGfUvNt4I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gpdsd84WAkctOlcNkZ4HyjuQKc19aPqKhDgktnld/SRfLuimP8rP6ghA/KZbSi2IE UwMphn9BmKhq8kk6VcQFwZRcSyO8coEOw3U2lqA4f4gOIoVGPohBBK/1OFKzy8rTk1 B+q9eFRtycm3RRwjbeXngfgoDmie6b8Tcp4JlH1Y= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Dejin Zheng , Andy Shevchenko , Yan-Hsuan Chuang , Kalle Valo , Sasha Levin , linux-wireless@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 026/175] rtw88: fix an issue about leak system resources Date: Mon, 8 Jun 2020 19:16:19 -0400 Message-Id: <20200608231848.3366970-26-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200608231848.3366970-1-sashal@kernel.org> References: <20200608231848.3366970-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Dejin Zheng [ Upstream commit 191f6b08bfef24e1a9641eaac96ed030a7be4599 ] the related system resources were not released when pci_iomap() return error in the rtw_pci_io_mapping() function. add pci_release_regions() to fix it. Fixes: e3037485c68ec1a ("rtw88: new Realtek 802.11ac driver") Cc: Andy Shevchenko Signed-off-by: Dejin Zheng Acked-by: Yan-Hsuan Chuang Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20200504083442.3033-1-zhengdejin5@gmail.com Signed-off-by: Sasha Levin --- drivers/net/wireless/realtek/rtw88/pci.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c index 77a2bdee50fa..4a43c4fa716d 100644 --- a/drivers/net/wireless/realtek/rtw88/pci.c +++ b/drivers/net/wireless/realtek/rtw88/pci.c @@ -974,6 +974,7 @@ static int rtw_pci_io_mapping(struct rtw_dev *rtwdev, len = pci_resource_len(pdev, bar_id); rtwpci->mmap = pci_iomap(pdev, bar_id, len); if (!rtwpci->mmap) { + pci_release_regions(pdev); rtw_err(rtwdev, "failed to map pci memory\n"); return -ENOMEM; } -- 2.25.1