From patchwork Mon Aug 26 09:43:27 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13777492 X-Patchwork-Delegate: geert@linux-m68k.org Received: from szxga05-in.huawei.com (szxga05-in.huawei.com [45.249.212.191]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8221F149E0B; Mon, 26 Aug 2024 09:36:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.191 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724664971; cv=none; b=iAAGDJZdQN6Zh1/2cQCf94PS+xYnQpq86ZtoPjMmVWdmduN3M5tRcZeuGk5dfpGXs4RjmOyXOZFRe+C19XvnGoEPhlEjyvsEgUtxkaIKCry4pWUKPL1UeoTAUsMnDdkmJw+4JVlxyJLDLWdirfg5gvbhFwKwv5en4/TqW8xgy1w= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724664971; c=relaxed/simple; bh=0fEzRVJBNer7g/5p8A4HmoX7GUhsiSUN3gks6XZ4zaA=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=QZRVITgzuNGBDjrs4knvUdeunaFW0kBNOELeQL1PV8xVnFH+ugtuS5yAIhgIDa9rExN1BDMuh4t/MJ+VsqyAWtfsBhVOLornVh6Wc/Mz+uEW59ulKHdIqoa6T8L6782jIolOdlqPkUWlm+fFbIyJdK44q7svl87uuEgnVpo6oy8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=45.249.212.191 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.19.162.112]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4Wslp91RsWz1HHQH; Mon, 26 Aug 2024 17:32:49 +0800 (CST) Received: from kwepemh500013.china.huawei.com (unknown [7.202.181.146]) by mail.maildlp.com (Postfix) with ESMTPS id A991E140120; Mon, 26 Aug 2024 17:36:06 +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; Mon, 26 Aug 2024 17:36:05 +0800 From: Jinjie Ruan To: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH -next RESEND 09/10] mtd: rawnand: stm32_fmc2: Use for_each_child_of_node_scoped() Date: Mon, 26 Aug 2024 17:43:27 +0800 Message-ID: <20240826094328.2991664-10-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240826094328.2991664-1-ruanjinjie@huawei.com> References: <20240826094328.2991664-1-ruanjinjie@huawei.com> Precedence: bulk X-Mailing-List: linux-renesas-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To kwepemh500013.china.huawei.com (7.202.181.146) Avoids the need for manual cleanup of_node_put() in early exits from the loop. Signed-off-by: Jinjie Ruan --- drivers/mtd/nand/raw/stm32_fmc2_nand.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c index 264556939a00..0f67e96cc240 100644 --- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c +++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c @@ -1851,7 +1851,6 @@ static int stm32_fmc2_nfc_parse_child(struct stm32_fmc2_nfc *nfc, static int stm32_fmc2_nfc_parse_dt(struct stm32_fmc2_nfc *nfc) { struct device_node *dn = nfc->dev->of_node; - struct device_node *child; int nchips = of_get_child_count(dn); int ret = 0; @@ -1865,12 +1864,10 @@ static int stm32_fmc2_nfc_parse_dt(struct stm32_fmc2_nfc *nfc) return -EINVAL; } - for_each_child_of_node(dn, child) { + for_each_child_of_node_scoped(dn, child) { ret = stm32_fmc2_nfc_parse_child(nfc, child); - if (ret < 0) { - of_node_put(child); + if (ret < 0) return ret; - } } return ret;