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[2620:137:e000::1:20]) by mx.google.com with ESMTP id i7-20020a1709064fc700b0078e1b5b5bb8si29545014ejw.120.2022.10.24.05.51.36; Mon, 24 Oct 2022 05:52:01 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=FaTtIkvZ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234695AbiJXMtT (ORCPT + 99 others); Mon, 24 Oct 2022 08:49:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37836 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234445AbiJXMov (ORCPT ); Mon, 24 Oct 2022 08:44:51 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6E4FB7D785; Mon, 24 Oct 2022 05:09:04 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 0658F6129E; Mon, 24 Oct 2022 12:01:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 15166C433C1; Mon, 24 Oct 2022 12:01:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1666612896; bh=hKQiSeCsgWMSlBAR3PYxI/Z9PtWgM478Tkqef9C7Tr8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FaTtIkvZiHYs8ewjetprNS2ICWQanb1JtbuN0VPWz9jkTlT20tgBDPxOxUxrDfNUp GAjdWXTt44FYrDL+LsYdouZGW12T8W+iahIzaCACVNWdm8BiQ26mvFlIi72CmbK8Tc Gh5vxWl6KrNJkbc//HUMHE3cqGWiwd69dsZIEKaU= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Liang He , Michael Ellerman , Tyrel Datwyler , Sasha Levin , Miaoqian Lin Subject: [PATCH 4.19 161/229] powerpc/pci_dn: Add missing of_node_put() Date: Mon, 24 Oct 2022 13:31:20 +0200 Message-Id: <20221024113004.203845169@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221024112959.085534368@linuxfoundation.org> References: <20221024112959.085534368@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 X-Spam-Status: No, score=-7.6 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1747573456427376580?= X-GMAIL-MSGID: =?utf-8?q?1747573456427376580?= From: Liang He [ Upstream commit 110a1fcb6c4d55144d8179983a475f17a1d6f832 ] In pci_add_device_node_info(), use of_node_put() to drop the reference to 'parent' returned by of_get_parent() to keep refcount balance. Fixes: cca87d303c85 ("powerpc/pci: Refactor pci_dn") Co-authored-by: Miaoqian Lin Signed-off-by: Liang He Signed-off-by: Michael Ellerman Reviewed-by: Tyrel Datwyler Link: https://lore.kernel.org/r/20220701131750.240170-1-windhl@126.com Signed-off-by: Sasha Levin --- arch/powerpc/kernel/pci_dn.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/kernel/pci_dn.c b/arch/powerpc/kernel/pci_dn.c index 7cecc3bd953b..bd68c3259fad 100644 --- a/arch/powerpc/kernel/pci_dn.c +++ b/arch/powerpc/kernel/pci_dn.c @@ -338,6 +338,7 @@ struct pci_dn *pci_add_device_node_info(struct pci_controller *hose, INIT_LIST_HEAD(&pdn->list); parent = of_get_parent(dn); pdn->parent = parent ? PCI_DN(parent) : NULL; + of_node_put(parent); if (pdn->parent) list_add_tail(&pdn->list, &pdn->parent->child_list);