From nobody Thu Dec 18 12:44:50 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 AB1CEC32772 for ; Tue, 23 Aug 2022 09:13:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348854AbiHWJNY (ORCPT ); Tue, 23 Aug 2022 05:13:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37944 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348692AbiHWJKg (ORCPT ); Tue, 23 Aug 2022 05:10:36 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DA64686B72; Tue, 23 Aug 2022 01:31:15 -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 496ECB81C54; Tue, 23 Aug 2022 08:30:30 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A0C69C433D6; Tue, 23 Aug 2022 08:30:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1661243429; bh=GuOmZLylmuX6irrw0+j0dIRNspABPterYfA45dueXJU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Sy3qWYjlNs+EvObnPY5LoQgxJIAIo/lj/QxeNCNJIoHx4vsrxtuybL1f57dtUwWqR WMHR+LvUp8nMfS+F9PqsOQzhx6TNTRwBByiGM1tZ7ZRuIujAir1sjdrZoDCSY0kJgR OotV4th3wNE1vg3Fgc4xSx6JFRdxIR90O5BPyJc0= 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 5.19 275/365] usb: host: ohci-ppc-of: Fix refcount leak bug Date: Tue, 23 Aug 2022 10:02:56 +0200 Message-Id: <20220823080129.669683655@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220823080118.128342613@linuxfoundation.org> References: <20220823080118.128342613@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 1960b8dfdba5..591f675cc930 100644 --- a/drivers/usb/host/ohci-ppc-of.c +++ b/drivers/usb/host/ohci-ppc-of.c @@ -166,6 +166,7 @@ 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