From nobody Sat Sep 27 20:21:02 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7CF2FC38147 for ; Tue, 23 Aug 2022 10:23:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1354478AbiHWKVg (ORCPT ); Tue, 23 Aug 2022 06:21:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33250 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352920AbiHWKJe (ORCPT ); Tue, 23 Aug 2022 06:09:34 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1859D7DF5F; Tue, 23 Aug 2022 01:55:36 -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 ams.source.kernel.org (Postfix) with ESMTPS id B76CAB81C28; Tue, 23 Aug 2022 08:55:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 01B42C433C1; Tue, 23 Aug 2022 08:55:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1661244933; bh=0LLFBfOKHFPod6bxQlh8610jSWOZ/Fs0Wgi1kYBiWWk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=O1feV97vPan5q2zMltiC2U6SEWIOcWE8GeR4PUfzXTOdt2MYdof4bxGFsfpZBY4sG 5scGyqrzTlOG1VDV4YnOxYzyk9dqc44EV+RQwkCaNUNhcNEr1ta9N5pYFicbQc9INF x7bvQCk7G/JD2Sk8JO0zTF/VvN0GF5rjLEGRIXAY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Alan Stern , Liang He , Sasha Levin Subject: [PATCH 5.15 174/244] usb: host: ohci-ppc-of: Fix refcount leak bug Date: Tue, 23 Aug 2022 10:25:33 +0200 Message-Id: <20220823080105.087474189@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220823080059.091088642@linuxfoundation.org> References: <20220823080059.091088642@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Liang He [ Upstream commit 40a959d7042bb7711e404ad2318b30e9f92c6b9b ] In ohci_hcd_ppc_of_probe(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore. Acked-by: Alan Stern Signed-off-by: Liang He Link: https://lore.kernel.org/r/20220617034637.4003115-1-windhl@126.com Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/usb/host/ohci-ppc-of.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/usb/host/ohci-ppc-of.c b/drivers/usb/host/ohci-ppc-of.c index 45f7cceb6df3..98e46725999e 100644 --- a/drivers/usb/host/ohci-ppc-of.c +++ b/drivers/usb/host/ohci-ppc-of.c @@ -169,6 +169,7 @@ static int ohci_hcd_ppc_of_probe(struct platform_device= *op) release_mem_region(res.start, 0x4); } else pr_debug("%s: cannot get ehci offset from fdt\n", __FILE__); + of_node_put(np); } =20 irq_dispose_mapping(irq); --=20 2.35.1