leds: pca9532: 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-v1-14-1d0292802470@linaro.org
Signed-off-by: Lee Jones <lee@kernel.org>

Author: krzk

drivers/leds/leds-pca9532.c

@@ -506,7 +506,6 @@ static struct pca9532_platform_data *
 pca9532_of_populate_pdata(struct device *dev, struct device_node *np)
 {
 	struct pca9532_platform_data *pdata;
-	struct device_node *child;
 	int devid, maxleds;
 	int i = 0;
 	const char *state;
@@ -525,7 +524,7 @@ pca9532_of_populate_pdata(struct device *dev, struct device_node *np)
 	of_property_read_u8_array(np, "nxp,psc", &pdata->psc[PCA9532_PWM_ID_0],
 				  ARRAY_SIZE(pdata->psc));
 
-	for_each_available_child_of_node(np, child) {
+	for_each_available_child_of_node_scoped(np, child) {
 		if (of_property_read_string(child, "label",
 					    &pdata->leds[i].name))
 			pdata->leds[i].name = child->name;
@@ -538,10 +537,8 @@ pca9532_of_populate_pdata(struct device *dev, struct device_node *np)
 			else if (!strcmp(state, "keep"))
 				pdata->leds[i].state = PCA9532_KEEP;
 		}
-		if (++i >= maxleds) {
-			of_node_put(child);
+		if (++i >= maxleds)
 			break;
-		}
 	}
 
 	return pdata;