linux-kernel - [PATCH -next 05/12] mtd: rawnand: pl353: Use for_each_child_of_node

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Message-ID: <20240826082847.2591036-6-ruanjinjie@huawei.com>
Date: Mon, 26 Aug 2024 16:28:40 +0800
From: Jinjie Ruan <ruanjinjie@...wei.com>
To: <lee@...nel.org>, <linux-kernel@...r.kernel.org>, <krzk@...nel.org>,
	<jic23@...nel.org>
CC: <ruanjinjie@...wei.com>
Subject: [PATCH -next 05/12] mtd: rawnand: pl353: Use for_each_child_of_node_scoped()

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

Signed-off-by: Jinjie Ruan <ruanjinjie@...wei.com>
---
 drivers/mtd/nand/raw/pl35x-nand-controller.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/mtd/nand/raw/pl35x-nand-controller.c b/drivers/mtd/nand/raw/pl35x-nand-controller.c
index 1c76ee98efb7..2570fd0beea0 100644
--- a/drivers/mtd/nand/raw/pl35x-nand-controller.c
+++ b/drivers/mtd/nand/raw/pl35x-nand-controller.c
@@ -1111,7 +1111,7 @@ static void pl35x_nand_chips_cleanup(struct pl35x_nandc *nfc)
 
 static int pl35x_nand_chips_init(struct pl35x_nandc *nfc)
 {
-	struct device_node *np = nfc->dev->of_node, *nand_np;
+	struct device_node *np = nfc->dev->of_node;
 	int nchips = of_get_child_count(np);
 	int ret;
 
@@ -1121,10 +1121,9 @@ static int pl35x_nand_chips_init(struct pl35x_nandc *nfc)
 		return -EINVAL;
 	}
 
-	for_each_child_of_node(np, nand_np) {
+	for_each_child_of_node_scoped(np, nand_np) {
 		ret = pl35x_nand_chip_init(nfc, nand_np);
 		if (ret) {
-			of_node_put(nand_np);
 			pl35x_nand_chips_cleanup(nfc);
 			break;
 		}
-- 
2.34.1