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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Miaoqian Lin <linmq006@gmail.com>,
        Liang He <windhl@126.com>, Jakub Kicinski <kuba@kernel.org>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.10 092/141] of: mdio: Add of_node_put() when breaking out of for_each_xx
Date:   Mon, 26 Sep 2022 12:11:58 +0200
Message-Id: <20220926100757.760655669@linuxfoundation.org>
In-Reply-To: <20220926100754.639112000@linuxfoundation.org>
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From: Liang He <windhl@126.com>

[ Upstream commit 1c48709e6d9d353acaaac1d8e33474756b121d78 ]

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")
Co-developed-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Liang He <windhl@126.com>
Link: https://lore.kernel.org/r/20220913125659.3331969-1-windhl@126.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 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 ea0bf13e8ac3..5bae47f3da40 100644
--- a/drivers/net/mdio/of_mdio.c
+++ b/drivers/net/mdio/of_mdio.c
@@ -332,6 +332,7 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)
 	return 0;
 
 unregister:
+	of_node_put(child);
 	mdiobus_unregister(mdio);
 	return rc;
 }
-- 
2.35.1