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Message-Id: <20220913125659.3331969-1-windhl@126.com>
Date:   Tue, 13 Sep 2022 20:56:59 +0800
From:   Liang He <windhl@....com>
To:     windhl@....com, andrew@...n.ch, hkallweit1@...il.com,
        linux@...linux.org.uk, davem@...emloft.net, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, netdev@...r.kernel.org,
        linmq006@...il.com
Subject: [PATCH v2] of: mdio: Add of_node_put() when breaking out of for_each_xx

In of_mdiobus_register(), we should call of_node_put() for 'child'
escaped out of for_each_available_child_of_node().

Fixes: 66bdede495c7 ("of_mdio: Fix broken PHY IRQ in case of probe deferral")
Cc: Miaoqian Lin <linmq006@...il.com>
Co-developed-by: Miaoqian Lin <linmq006@...il.com>
Signed-off-by: Liang He <windhl@....com>
Signed-off-by: Miaoqian Lin <linmq006@...il.com>
---
 v2: use proper tag advised by Jakub Kicinski
 v1: fix the bug

 drivers/net/mdio/of_mdio.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/mdio/of_mdio.c b/drivers/net/mdio/of_mdio.c
index 9e3c815a070f..796e9c7857d0 100644
--- a/drivers/net/mdio/of_mdio.c
+++ b/drivers/net/mdio/of_mdio.c
@@ -231,6 +231,7 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)
 	return 0;
 
 unregister:
+	of_node_put(child);
 	mdiobus_unregister(mdio);
 	return rc;
 }
-- 
2.25.1

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