From patchwork Thu Aug 29 06:31:06 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13782614 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 34B18C77B7A for ; Thu, 29 Aug 2024 06:26:58 +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=n1BiLRo57Cugyqdp8Dthg6Bt4AzlYY5qQunV9xgqSxg=; b=eqs7tGmIX8JErJ6HhDihCkFeK5 qlv0kiCO5V1vE3NgSIhChrX86U4DWFiicTf71AyBqv/clehpFYyO0DxUlHyEWMdSIj8njQU8idv3n /Z2KfhZzWLad5A1k3Bls3FNid1QKwQUtyOqLnhEMNtulOikl+or60+6nlWMN/BM8GVQv6H3zN72Gm 5MIz3G7AyMx1c4P6KMOJWZnUXsVg0WnOkDyF64Bu5WlUFGejzi4zmSx3PPt5yZuFqY7M063O8/3IR 2qEWaB6XvQplsF5EwNtgEqQBm6qTUZI1y1je0Z2dsmR/YFaaT15rEf/xhqTDuzB24HHMSeZLVJ1OS pk5ZJ8hw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sjYcL-00000000lEq-1Aih; Thu, 29 Aug 2024 06:26:49 +0000 Received: from szxga01-in.huawei.com ([45.249.212.187]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sjYZ4-00000000kIh-2KOj for linux-arm-kernel@lists.infradead.org; Thu, 29 Aug 2024 06:23:28 +0000 Received: from mail.maildlp.com (unknown [172.19.163.48]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4WvWR94vfszyQTH; Thu, 29 Aug 2024 14:22:29 +0800 (CST) Received: from kwepemh500013.china.huawei.com (unknown [7.202.181.146]) by mail.maildlp.com (Postfix) with ESMTPS id 35D2618007C; Thu, 29 Aug 2024 14:23:19 +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, 29 Aug 2024 14:23:18 +0800 From: Jinjie Ruan To: , , , , , , , , , , , , , , , , , , , , , , , , , , , , CC: Subject: [PATCH net-next v3 01/13] net: stmmac: dwmac-sun8i: Use for_each_child_of_node_scoped() Date: Thu, 29 Aug 2024 14:31:06 +0800 Message-ID: <20240829063118.67453-2-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240829063118.67453-1-ruanjinjie@huawei.com> References: <20240829063118.67453-1-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-20240828_232326_873138_B95DF782 X-CRM114-Status: GOOD ( 11.23 ) 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 Avoid need to manually handle of_node_put() by using for_each_child_of_node_scoped(), which can simplfy code. Signed-off-by: Jinjie Ruan Reviewed-by: Jonathan Cameron Reviewed-by: Andrew Lunn --- v3: - Sort the variables, longest first, shortest last - Add Reviewed-by. --- drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c index cc93f73a380e..4a0ae92b3055 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c @@ -774,8 +774,8 @@ static int sun8i_dwmac_reset(struct stmmac_priv *priv) static int get_ephy_nodes(struct stmmac_priv *priv) { struct sunxi_priv_data *gmac = priv->plat->bsp_priv; - struct device_node *mdio_mux, *iphynode; struct device_node *mdio_internal; + struct device_node *mdio_mux; int ret; mdio_mux = of_get_child_by_name(priv->device->of_node, "mdio-mux"); @@ -793,7 +793,7 @@ static int get_ephy_nodes(struct stmmac_priv *priv) } /* Seek for internal PHY */ - for_each_child_of_node(mdio_internal, iphynode) { + for_each_child_of_node_scoped(mdio_internal, iphynode) { gmac->ephy_clk = of_clk_get(iphynode, 0); if (IS_ERR(gmac->ephy_clk)) continue; @@ -801,14 +801,12 @@ static int get_ephy_nodes(struct stmmac_priv *priv) if (IS_ERR(gmac->rst_ephy)) { ret = PTR_ERR(gmac->rst_ephy); if (ret == -EPROBE_DEFER) { - of_node_put(iphynode); of_node_put(mdio_internal); return ret; } continue; } dev_info(priv->device, "Found internal PHY node\n"); - of_node_put(iphynode); of_node_put(mdio_internal); return 0; }