From patchwork Thu Aug 22 06:25:46 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 821420 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) (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 36F972D611; Thu, 22 Aug 2024 06:18:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.188 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724307504; cv=none; b=evhysQhP0LEWVfAjhto3CzaxU8rVGUz0hVJQ79gEH4cqt/ke/Q+amyQOrRdPIB3corewMzvkPKXTCNcXz6MTQV4A2gJc+yqaJL7F3QoNvgfp0kcpMLUR4NVrbcRcaTEFPrnohqNXmupekh8DkHvAtz26C2/wzJ4aNkr7RSXmhlY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724307504; c=relaxed/simple; bh=/gP3X3boBmbMa/JR0/Zr3SS25RX0qvmCFT/L1yWkKsw=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=Os7M304/51dhhpkmNtXWJ8dBLR3YMdStWZsUhG3H+WPzBBYkjG9V2Fc6m8HFwdDgVMtbT07+NDD+NbtPZ3KiPtwAeZqrUvv4cxW9gLe1Z9r7T9Kz+oa0UggQJ4M+YL+PCIsBKUjFrNlwYeyJrb1xWX9aNK8z/0z2hENSKwtf/14= 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=45.249.212.188 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 [172.19.88.105]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4WqCdF20nTzhY5v; Thu, 22 Aug 2024 14:16:17 +0800 (CST) Received: from kwepemh500013.china.huawei.com (unknown [7.202.181.146]) by mail.maildlp.com (Postfix) with ESMTPS id 3A825140360; Thu, 22 Aug 2024 14:18:18 +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 14:18:17 +0800 From: Jinjie Ruan To: , , , , , , CC: Subject: [PATCH -next] backlight: 88pm860x_bl: Simplify with scoped for each OF child loop Date: Thu, 22 Aug 2024 14:25:46 +0800 Message-ID: <20240822062546.3490076-1-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-fbdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To kwepemh500013.china.huawei.com (7.202.181.146) Use scoped for_each_child_of_node_scoped() when iterating over device nodes to make code a bit simpler. Signed-off-by: Jinjie Ruan Reviewed-by: Daniel Thompson --- drivers/video/backlight/88pm860x_bl.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/video/backlight/88pm860x_bl.c b/drivers/video/backlight/88pm860x_bl.c index 25e409bbb1a2..720b5ada7fe8 100644 --- a/drivers/video/backlight/88pm860x_bl.c +++ b/drivers/video/backlight/88pm860x_bl.c @@ -151,7 +151,7 @@ static int pm860x_backlight_dt_init(struct platform_device *pdev, struct pm860x_backlight_data *data, char *name) { - struct device_node *nproot, *np; + struct device_node *nproot; int iset = 0; nproot = of_get_child_by_name(pdev->dev.parent->of_node, "backlights"); @@ -159,14 +159,13 @@ static int pm860x_backlight_dt_init(struct platform_device *pdev, dev_err(&pdev->dev, "failed to find backlights node\n"); return -ENODEV; } - for_each_child_of_node(nproot, np) { + for_each_child_of_node_scoped(nproot, np) { if (of_node_name_eq(np, name)) { of_property_read_u32(np, "marvell,88pm860x-iset", &iset); data->iset = PM8606_WLED_CURRENT(iset); of_property_read_u32(np, "marvell,88pm860x-pwm", &data->pwm); - of_node_put(np); break; } }