From nobody Fri Dec 19 05:42:27 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 48776C00140 for ; Mon, 15 Aug 2022 18:43:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243205AbiHOSn2 (ORCPT ); Mon, 15 Aug 2022 14:43:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56400 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243407AbiHOSk7 (ORCPT ); Mon, 15 Aug 2022 14:40:59 -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 E393A3ED53; Mon, 15 Aug 2022 11:24:37 -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 227C8B8107D; Mon, 15 Aug 2022 18:24:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8FC03C433D7; Mon, 15 Aug 2022 18:24:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660587874; bh=+71B/xPyFSD04nyum0BVG7RUBcf5hzJg6Y5VERD+m2k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=01lXly8A2LksSkgcEHPb4urPXLojuUfGToRzo3X7ukzSiw8mRhKe5JMZO8YMKZLgK H3aemthWan458BvFLkFAn7/xGYVb2tC2N9s6X4lH+dPi8qyO+xCM7wn7yPnfFvCwk1 OM0yRGzNq142yhvr+ZYf+wXudkKR34MXuPa3JIZA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Miaoqian Lin , Bjorn Andersson , Sasha Levin Subject: [PATCH 5.15 191/779] soc: qcom: aoss: Fix refcount leak in qmp_cooling_devices_register Date: Mon, 15 Aug 2022 19:57:15 +0200 Message-Id: <20220815180345.413523594@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180337.130757997@linuxfoundation.org> References: <20220815180337.130757997@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: Miaoqian Lin [ Upstream commit e6e0951414a314e7db3e9e24fd924b3e15515288 ] Every iteration of for_each_available_child_of_node() decrements the reference count of the previous node. When breaking early from a for_each_available_child_of_node() loop, we need to explicitly call of_node_put() on the child node. Add missing of_node_put() to avoid refcount leak. Fixes: 05589b30b21a ("soc: qcom: Extend AOSS QMP driver to support resource= s that are used to wake up the SoC.") Signed-off-by: Miaoqian Lin Signed-off-by: Bjorn Andersson Link: https://lore.kernel.org/r/20220606064252.42595-1-linmq006@gmail.com Signed-off-by: Sasha Levin --- drivers/soc/qcom/qcom_aoss.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/soc/qcom/qcom_aoss.c b/drivers/soc/qcom/qcom_aoss.c index 8583c1e558ae..3973accdc982 100644 --- a/drivers/soc/qcom/qcom_aoss.c +++ b/drivers/soc/qcom/qcom_aoss.c @@ -499,8 +499,10 @@ static int qmp_cooling_devices_register(struct qmp *qm= p) continue; ret =3D qmp_cooling_device_add(qmp, &qmp->cooling_devs[count++], child); - if (ret) + if (ret) { + of_node_put(child); goto unroll; + } } =20 if (!count) --=20 2.35.1