From nobody Wed Apr 15 23:39:46 2026 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 99585C433FE for ; Tue, 22 Nov 2022 07:33:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232356AbiKVHdn (ORCPT ); Tue, 22 Nov 2022 02:33:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45984 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231948AbiKVHdk (ORCPT ); Tue, 22 Nov 2022 02:33:40 -0500 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F18F213F1F; Mon, 21 Nov 2022 23:33:37 -0800 (PST) Received: from dggemv711-chm.china.huawei.com (unknown [172.30.72.57]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4NGbZp3ysrz15Mns; Tue, 22 Nov 2022 15:33:06 +0800 (CST) Received: from kwepemm600020.china.huawei.com (7.193.23.147) by dggemv711-chm.china.huawei.com (10.1.198.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Tue, 22 Nov 2022 15:33:35 +0800 Received: from localhost.localdomain (10.175.112.125) by kwepemm600020.china.huawei.com (7.193.23.147) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Tue, 22 Nov 2022 15:33:34 +0800 From: Peng Zhang To: , , , CC: , , , , , ZhangPeng Subject: [PATCH] pinctrl: call of_node_put() when breaking out of for_each_available_child_of_node() Date: Tue, 22 Nov 2022 07:58:53 +0000 Message-ID: <20221122075853.2496680-1-zhangpeng362@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.112.125] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To kwepemm600020.china.huawei.com (7.193.23.147) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: ZhangPeng Since for_each_available_child_of_node() will increase the refcount of node, we need to call of_node_put() manually when breaking out of the iteration. Fixes: d4c34d09ab03 ("pinctrl: Add RISC-V Canaan Kendryte K210 FPIOA driver= ") Signed-off-by: ZhangPeng Reviewed-by: Damien Le Moal --- drivers/pinctrl/pinctrl-k210.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/pinctrl/pinctrl-k210.c b/drivers/pinctrl/pinctrl-k210.c index ecab6bf63dc6..ad4db99094a7 100644 --- a/drivers/pinctrl/pinctrl-k210.c +++ b/drivers/pinctrl/pinctrl-k210.c @@ -862,8 +862,10 @@ static int k210_pinctrl_dt_node_to_map(struct pinctrl_= dev *pctldev, for_each_available_child_of_node(np_config, np) { ret =3D k210_pinctrl_dt_subnode_to_map(pctldev, np, map, &reserved_maps, num_maps); - if (ret < 0) + if (ret < 0) { + of_node_put(np); goto err; + } } return 0; =20 --=20 2.25.1