From patchwork Mon Aug 26 09:43:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13777522 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 5D1F3C5321E for ; Mon, 26 Aug 2024 09:46:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id: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=XRVobFaZhF6vcAeXyeYf90rx9meP5CL2D5727Nf1X5U=; b=MJ9yRtMILpo6Yj 9Binbmuj0AxDZy86IZC5n3aBg1eXKQjOGfCuBdnwlPzNQRGQYOyyNggePQfFv9ki1m7U30qZZpTtU OkKxI0WJLxdGTCwdEC2bspgxs8jQH9vp5Du1+F+3lvghHBZhTmbj7qHB4rjWnpUlDT3xSnaZaxvv9 Zh4peHuX+4FIAO0SLPoJXdWEob/6wF20M3EUcXDw7fhx+jcmb28ltNMftQhy/hCdHp66nr2oD/kns GOXO13W0J/yJnmBj0ovNIOPQCUFQvFu+O6nI85XtV5lO/U+PFdF9aZXoXbmSP2SOeVc5rEnZNPVc0 0mXYaZAVuwimBmOuDkSg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1siWIP-00000006kHi-3Kud; Mon, 26 Aug 2024 09:45:57 +0000 Received: from szxga05-in.huawei.com ([45.249.212.191]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1siW8u-00000006hAt-2Ogt; Mon, 26 Aug 2024 09:36:11 +0000 Received: from mail.maildlp.com (unknown [172.19.162.112]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4Wslsh577Jz1j7Gv; Mon, 26 Aug 2024 17:35:52 +0800 (CST) Received: from kwepemh500013.china.huawei.com (unknown [7.202.181.146]) by mail.maildlp.com (Postfix) with ESMTPS id 2FFC4140120; Mon, 26 Aug 2024 17:36:01 +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 17:35:59 +0800 From: Jinjie Ruan To: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH -next RESEND 04/10] mtd: rawnand: marvell: drm/rockchip: Use for_each_child_of_node_scoped() Date: Mon, 26 Aug 2024 17:43:22 +0800 Message-ID: <20240826094328.2991664-5-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_023608_972890_58627277 X-CRM114-Status: UNSURE ( 8.95 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=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/marvell_nand.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c index 5b0f5a9cef81..26648b72e691 100644 --- a/drivers/mtd/nand/raw/marvell_nand.c +++ b/drivers/mtd/nand/raw/marvell_nand.c @@ -2771,7 +2771,6 @@ static void marvell_nand_chips_cleanup(struct marvell_nfc *nfc) static int marvell_nand_chips_init(struct device *dev, struct marvell_nfc *nfc) { struct device_node *np = dev->of_node; - struct device_node *nand_np; int max_cs = nfc->caps->max_cs_nb; int nchips; int ret; @@ -2798,20 +2797,15 @@ static int marvell_nand_chips_init(struct device *dev, struct marvell_nfc *nfc) return ret; } - for_each_child_of_node(np, nand_np) { + for_each_child_of_node_scoped(np, nand_np) { ret = marvell_nand_chip_init(dev, nfc, nand_np); if (ret) { - of_node_put(nand_np); - goto cleanup_chips; + marvell_nand_chips_cleanup(nfc); + return ret; } } return 0; - -cleanup_chips: - marvell_nand_chips_cleanup(nfc); - - return ret; } static int marvell_nfc_init_dma(struct marvell_nfc *nfc)