mtd: rawnand: mtk: Use for_each_child_of_node_scoped()

Avoids the need for manual cleanup of_node_put() in early exits
from the loop.

Signed-off-by: Jinjie Ruan <[email protected]>
Signed-off-by: Miquel Raynal <[email protected]>
Link: https://lore.kernel.org/linux-mtd/[email protected]

Author: Jinjie Ruan

drivers/mtd/nand/raw/mtk_nand.c

@@ -1432,15 +1432,12 @@ static int mtk_nfc_nand_chip_init(struct device *dev, struct mtk_nfc *nfc,
 static int mtk_nfc_nand_chips_init(struct device *dev, struct mtk_nfc *nfc)
 {
 	struct device_node *np = dev->of_node;
-	struct device_node *nand_np;
 	int ret;
 
-	for_each_child_of_node(np, nand_np) {
+	for_each_child_of_node_scoped(np, nand_np) {
 		ret = mtk_nfc_nand_chip_init(dev, nfc, nand_np);
-		if (ret) {
-			of_node_put(nand_np);
+		if (ret)
 			return ret;
-		}
 	}
 
 	return 0;