From patchwork Mon Aug 26 09:43:19 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13777518 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 A6DE8C5472E for ; Mon, 26 Aug 2024 09:41:09 +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:To:From:Reply-To:Cc:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=UZG1mo62FOpom3fE+k/rsws1xa3CQq0smuzbZTcQrZ0=; b=3R/FFROwKE9oHbeDZD/1SyQ9tM Zn2hr21o1oYl5/vYEnQTB3qFak4cyLr4DAfX9/tTHIqWLQWm+k+XnNK9FJKnJkiiUXrPJo0J5Zeyw wNgS8eqVP0EgnCaaClkcgTknI4cO7+hasFd0INBAos0uDHhckUn1IVqhA9uijTu57hcYIVKVSH1uY 1x1wRFuRACnZRZrMhm4AkAKNN4Rb9uKUPEroUQorlLjTwTVN6fO0pdytoGX6TNyQE6tpck86qVY0W GC00KRrRjRhBnToFrkhN/9uze/FV7JYK8qMn9KrUQWxm4VNlpfrE74XyWTSxEgjcFxKl2MSzF6Xb+ jNkSTeeg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1siWDc-00000006inl-0hWU; Mon, 26 Aug 2024 09:41:00 +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 1siW8s-00000006hAW-2N5z; Mon, 26 Aug 2024 09:36:08 +0000 Received: from mail.maildlp.com (unknown [172.19.163.44]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4Wslsd13SSz2CnX9; Mon, 26 Aug 2024 17:35:49 +0800 (CST) Received: from kwepemh500013.china.huawei.com (unknown [7.202.181.146]) by mail.maildlp.com (Postfix) with ESMTPS id C6AC5140136; Mon, 26 Aug 2024 17:35:57 +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 17:35:56 +0800 From: Jinjie Ruan To: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH -next RESEND 01/10] mtd: rawnand: arasan: Use for_each_child_of_node_scoped() Date: Mon, 26 Aug 2024 17:43:19 +0800 Message-ID: <20240826094328.2991664-2-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> MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) 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-20240826_023606_873041_F3111A24 X-CRM114-Status: UNSURE ( 8.90 ) X-CRM114-Notice: Please train this message. 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 Avoids the need for manual cleanup of_node_put() in early exits from the loop. Signed-off-by: Jinjie Ruan --- drivers/mtd/nand/raw/arasan-nand-controller.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/mtd/nand/raw/arasan-nand-controller.c b/drivers/mtd/nand/raw/arasan-nand-controller.c index 2ff1d2b13e3c..5436ec4a8fde 100644 --- a/drivers/mtd/nand/raw/arasan-nand-controller.c +++ b/drivers/mtd/nand/raw/arasan-nand-controller.c @@ -1360,7 +1360,7 @@ static void anfc_chips_cleanup(struct arasan_nfc *nfc) static int anfc_chips_init(struct arasan_nfc *nfc) { - struct device_node *np = nfc->dev->of_node, *nand_np; + struct device_node *np = nfc->dev->of_node; int nchips = of_get_child_count(np); int ret; @@ -1370,10 +1370,9 @@ static int anfc_chips_init(struct arasan_nfc *nfc) return -EINVAL; } - for_each_child_of_node(np, nand_np) { + for_each_child_of_node_scoped(np, nand_np) { ret = anfc_chip_init(nfc, nand_np); if (ret) { - of_node_put(nand_np); anfc_chips_cleanup(nfc); break; }