From patchwork Wed Jun 16 04:45:18 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Yingliang X-Patchwork-Id: 462655 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, 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 ED021C49EA3 for ; Wed, 16 Jun 2021 04:41:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D8ABA613B9 for ; Wed, 16 Jun 2021 04:41:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230343AbhFPEnd (ORCPT ); Wed, 16 Jun 2021 00:43:33 -0400 Received: from szxga02-in.huawei.com ([45.249.212.188]:4927 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229570AbhFPEnc (ORCPT ); Wed, 16 Jun 2021 00:43:32 -0400 Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.56]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4G4XVv5c1Dz6yrv; Wed, 16 Jun 2021 12:38:15 +0800 (CST) Received: from dggpeml500017.china.huawei.com (7.185.36.243) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Wed, 16 Jun 2021 12:41:25 +0800 Received: from huawei.com (10.175.103.91) by dggpeml500017.china.huawei.com (7.185.36.243) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Wed, 16 Jun 2021 12:41:24 +0800 From: Yang Yingliang To: , , CC: , Subject: [PATCH -next 2/3] usb: host: xhci-tegra: Add missing of_node_put() in tegra_xusb_probe() Date: Wed, 16 Jun 2021 12:45:18 +0800 Message-ID: <20210616044519.2183826-2-yangyingliang@huawei.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210616044519.2183826-1-yangyingliang@huawei.com> References: <20210616044519.2183826-1-yangyingliang@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.103.91] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To dggpeml500017.china.huawei.com (7.185.36.243) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org This node pointer is returned by of_parse_phandle() with refcount incremented in this function. of_node_put() on it before exitting this function. Fixes: 971ee247060d ("usb: xhci: tegra: Enable ELPG for runtime/system PM") Reported-by: Hulk Robot Signed-off-by: Yang Yingliang --- drivers/usb/host/xhci-tegra.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c index 281abf10f9fd..8d8e867876ad 100644 --- a/drivers/usb/host/xhci-tegra.c +++ b/drivers/usb/host/xhci-tegra.c @@ -1751,6 +1751,7 @@ static int tegra_xusb_probe(struct platform_device *pdev) put_powerdomains: tegra_xusb_powerdomain_remove(&pdev->dev, tegra); put_padctl: + of_node_put(np); tegra_xusb_padctl_put(tegra->padctl); return err; }