[PATCH AUTOSEL 6.18] net: mdio: realtek-rtl9300: use scoped device_for_each_child_node loop

From: Sasha Levin

Date: Mon Apr 20 2026 - 11:49:39 EST


From: Felix Gu <ustc.gu@xxxxxxxxx>

[ Upstream commit c09ea768bdb975e828f8e17293c397c3d14ad85d ]

Switch to device_for_each_child_node_scoped() to auto-release fwnode
references on early exit.

Fixes: 24e31e474769 ("net: mdio: Add RTL9300 MDIO driver")
Signed-off-by: Felix Gu <ustc.gu@xxxxxxxxx>
Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
Link: https://patch.msgid.link/20260405-rtl9300-v1-1-08e4499cf944@xxxxxxxxx
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---

LLM Generated explanations, may be completely bogus:

Error: Failed to generate final synthesis

drivers/net/mdio/mdio-realtek-rtl9300.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/mdio/mdio-realtek-rtl9300.c b/drivers/net/mdio/mdio-realtek-rtl9300.c
index 405a07075dd11..8d5fb014ca06c 100644
--- a/drivers/net/mdio/mdio-realtek-rtl9300.c
+++ b/drivers/net/mdio/mdio-realtek-rtl9300.c
@@ -466,7 +466,6 @@ static int rtl9300_mdiobus_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct rtl9300_mdio_priv *priv;
- struct fwnode_handle *child;
int err;

priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
@@ -487,7 +486,7 @@ static int rtl9300_mdiobus_probe(struct platform_device *pdev)
if (err)
return err;

- device_for_each_child_node(dev, child) {
+ device_for_each_child_node_scoped(dev, child) {
err = rtl9300_mdiobus_probe_one(dev, priv, child);
if (err)
return err;
--
2.53.0