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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, Dajun Jin <adajunjin@gmail.com>,
        Andrew Lunn <andrew@lunn.ch>,
        "David S. Miller" <davem@davemloft.net>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.19 036/116] drivers/of/of_mdio.c:fix of_mdiobus_register()
Date:   Wed,  1 Apr 2020 18:16:52 +0200
Message-Id: <20200401161547.030345160@linuxfoundation.org>
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From: Dajun Jin <adajunjin@gmail.com>

[ Upstream commit 209c65b61d94344522c41a83cd6ce51aac5fd0a4 ]

When registers a phy_device successful, should terminate the loop
or the phy_device would be registered in other addr. If there are
multiple PHYs without reg properties, it will go wrong.

Signed-off-by: Dajun Jin <adajunjin@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/of/of_mdio.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
index 7d2bc22680d90..af7572fe090fd 100644
--- a/drivers/of/of_mdio.c
+++ b/drivers/of/of_mdio.c
@@ -270,6 +270,7 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)
 				rc = of_mdiobus_register_phy(mdio, child, addr);
 				if (rc && rc != -ENODEV)
 					goto unregister;
+				break;
 			}
 		}
 	}
-- 
2.20.1