linux-kernel - [PATCH -next] macintosh: Use for_each_child_of

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Message-ID: <1623034908-30525-1-git-send-email-zou_wei@huawei.com>
Date:   Mon, 7 Jun 2021 11:01:48 +0800
From:   Zou Wei <zou_wei@...wei.com>
To:     <benh@...nel.crashing.org>, <aik@...abs.ru>,
        <rdunlap@...radead.org>, <unixbhaskar@...il.com>,
        <mpe@...erman.id.au>
CC:     <linuxppc-dev@...ts.ozlabs.org>, <linux-kernel@...r.kernel.org>,
        Zou Wei <zou_wei@...wei.com>
Subject: [PATCH -next] macintosh: Use for_each_child_of_node() macro

Use for_each_child_of_node() macro instead of open coding it.

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Zou Wei <zou_wei@...wei.com>
---
 drivers/macintosh/macio_asic.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c
index 49af60b..f552c7c 100644
--- a/drivers/macintosh/macio_asic.c
+++ b/drivers/macintosh/macio_asic.c
@@ -474,7 +474,7 @@ static void macio_pci_add_devices(struct macio_chip *chip)
 	root_res = &rdev->resource[0];
 
 	/* First scan 1st level */
-	for (np = NULL; (np = of_get_next_child(pnode, np)) != NULL;) {
+	for_each_child_of_node(pnode, np) {
 		if (macio_skip_device(np))
 			continue;
 		of_node_get(np);
@@ -491,7 +491,7 @@ static void macio_pci_add_devices(struct macio_chip *chip)
 	/* Add media bay devices if any */
 	if (mbdev) {
 		pnode = mbdev->ofdev.dev.of_node;
-		for (np = NULL; (np = of_get_next_child(pnode, np)) != NULL;) {
+		for_each_child_of_node(pnode, np) {
 			if (macio_skip_device(np))
 				continue;
 			of_node_get(np);
@@ -504,7 +504,7 @@ static void macio_pci_add_devices(struct macio_chip *chip)
 	/* Add serial ports if any */
 	if (sdev) {
 		pnode = sdev->ofdev.dev.of_node;
-		for (np = NULL; (np = of_get_next_child(pnode, np)) != NULL;) {
+		for_each_child_of_node(pnode, np) {
 			if (macio_skip_device(np))
 				continue;
 			of_node_get(np);
-- 
2.6.2