leds: 88pm860x: Simplify with scoped for each OF child loop

Use scoped for_each_available_child_of_node_scoped() when iterating over
device nodes to make code a bit simpler.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240816-cleanup-h-of-node-put-var-v1-5-1d0292802470@linaro.orgSigned-off-by: Lee Jones <lee@kernel.org>

drivers/leds/leds-88pm860x.c

@@ -115,7 +115,7 @@ static int pm860x_led_set(struct led_classdev *cdev,
 static int pm860x_led_dt_init(struct platform_device *pdev,
 			      struct pm860x_led *data)
 {
-	struct device_node *nproot, *np;
+	struct device_node *nproot;
 	int iset = 0;
 
 	if (!dev_of_node(pdev->dev.parent))
@@ -125,12 +125,11 @@ static int pm860x_led_dt_init(struct platform_device *pdev,
 		dev_err(&pdev->dev, "failed to find leds node\n");
 		return -ENODEV;
 	}
-	for_each_available_child_of_node(nproot, np) {
+	for_each_available_child_of_node_scoped(nproot, np) {
 		if (of_node_name_eq(np, data->name)) {
 			of_property_read_u32(np, "marvell,88pm860x-iset",
 					     &iset);
 			data->iset = PM8606_LED_CURRENT(iset);
-			of_node_put(np);
 			break;
 		}
 	}