From patchwork Thu Aug 22 06:29:55 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13772695 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AF74BC531DF for ; Thu, 22 Aug 2024 06:29:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=sX/oKCEEskLKu9U92dSRGZPXmCHuWLIpqrQe05YBG3M=; b=atWoB1YgVcdhSh2c10CngxEfpI A9sso/ZqVSDRfU+268zpgjAW2hhuaJv3U3vQ8fU7/oBD7OeQ8OhzGIFYRmt0auqSS0gXeLjWjiqiz 7z0mf6bIw7qHOJbgoApuyrOCG2/Sui11dBL151F66/ivehJjJugb1f/IXQup4sViRDkHW7aKowRI7 TrM2rtv8IVWwhr/6te1LUGrfID6Vlf5VRWrKicaC1xfRccFnmNy+4GPLa6XkTsJwowJwt/UncBAMX 6GmNvNPtCLWwhbPV/muaKDX4JQuAeUNJCIcBbzEjsehGqmUSGilQx9gLpuBJ9WMJ2vbauwI4bZg8C 51qKTXfA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sh1Jp-0000000BbSu-11Un; Thu, 22 Aug 2024 06:29:13 +0000 Received: from szxga04-in.huawei.com ([45.249.212.190]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sh1DT-0000000BZrU-2xu7 for linux-arm-kernel@lists.infradead.org; Thu, 22 Aug 2024 06:22:41 +0000 Received: from mail.maildlp.com (unknown [172.19.163.44]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4WqCmS6X73z2CnB3; Thu, 22 Aug 2024 14:22:32 +0800 (CST) Received: from kwepemh500013.china.huawei.com (unknown [7.202.181.146]) by mail.maildlp.com (Postfix) with ESMTPS id 446C41401F1; Thu, 22 Aug 2024 14:22:36 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemh500013.china.huawei.com (7.202.181.146) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Thu, 22 Aug 2024 14:22:35 +0800 From: Jinjie Ruan To: , , , , , , CC: Subject: [PATCH -next 7/8] hwmon: (tmp421): Simplify with scoped for each OF child loop Date: Thu, 22 Aug 2024 14:29:55 +0800 Message-ID: <20240822062956.3490387-8-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240822062956.3490387-1-ruanjinjie@huawei.com> References: <20240822062956.3490387-1-ruanjinjie@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To kwepemh500013.china.huawei.com (7.202.181.146) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240821_232240_033870_04FE14B4 X-CRM114-Status: GOOD ( 10.96 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use scoped for_each_child_of_node_scoped() when iterating over device nodes to make code a bit simpler. Signed-off-by: Jinjie Ruan --- drivers/hwmon/tmp421.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/hwmon/tmp421.c b/drivers/hwmon/tmp421.c index 7a6f9532e594..9537727aad9a 100644 --- a/drivers/hwmon/tmp421.c +++ b/drivers/hwmon/tmp421.c @@ -410,18 +410,15 @@ static int tmp421_probe_from_dt(struct i2c_client *client, struct tmp421_data *d { struct device *dev = &client->dev; const struct device_node *np = dev->of_node; - struct device_node *child; int err; - for_each_child_of_node(np, child) { + for_each_child_of_node_scoped(np, child) { if (strcmp(child->name, "channel")) continue; err = tmp421_probe_child_from_dt(client, child, data); - if (err) { - of_node_put(child); + if (err) return err; - } } return 0;