linux-kernel - [PATCH -next] backlight: 88pm860x_bl: Simplify with scoped for each OF child loop

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Message-ID: <20240822062546.3490076-1-ruanjinjie@huawei.com>
Date: Thu, 22 Aug 2024 14:25:46 +0800
From: Jinjie Ruan <ruanjinjie@...wei.com>
To: <lee@...nel.org>, <daniel.thompson@...aro.org>, <jingoohan1@...il.com>,
	<deller@....de>, <dri-devel@...ts.freedesktop.org>,
	<linux-fbdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC: <ruanjinjie@...wei.com>
Subject: [PATCH -next] backlight: 88pm860x_bl: Simplify with scoped for each OF child loop

Use scoped for_each_child_of_node_scoped() when iterating over device
nodes to make code a bit simpler.

Signed-off-by: Jinjie Ruan <ruanjinjie@...wei.com>
---
 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;
 		}
 	}
-- 
2.34.1