linux-kernel - [PATCH -next 11/12] mtd: rawnand: stm32_fmc2: Use for_each_child_of_node

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Message-ID: <20240826082847.2591036-12-ruanjinjie@huawei.com>
Date: Mon, 26 Aug 2024 16:28:46 +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 11/12] mtd: rawnand: stm32_fmc2: 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 <ruanjinjie@...wei.com>
---
 drivers/mtd/nand/raw/stm32_fmc2_nand.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
index 264556939a00..0f67e96cc240 100644
--- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c
+++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
@@ -1851,7 +1851,6 @@ static int stm32_fmc2_nfc_parse_child(struct stm32_fmc2_nfc *nfc,
 static int stm32_fmc2_nfc_parse_dt(struct stm32_fmc2_nfc *nfc)
 {
 	struct device_node *dn = nfc->dev->of_node;
-	struct device_node *child;
 	int nchips = of_get_child_count(dn);
 	int ret = 0;
 
@@ -1865,12 +1864,10 @@ static int stm32_fmc2_nfc_parse_dt(struct stm32_fmc2_nfc *nfc)
 		return -EINVAL;
 	}
 
-	for_each_child_of_node(dn, child) {
+	for_each_child_of_node_scoped(dn, child) {
 		ret = stm32_fmc2_nfc_parse_child(nfc, child);
-		if (ret < 0) {
-			of_node_put(child);
+		if (ret < 0)
 			return ret;
-		}
 	}
 
 	return ret;
-- 
2.34.1