netdev - [PATCH net v2 4/5] net: fsl/fman: fix fixed-link-phydev reference leak

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Message-Id: <1480011691-13278-5-git-send-email-johan@kernel.org>
Date:   Thu, 24 Nov 2016 19:21:30 +0100
From:   Johan Hovold <johan@...nel.org>
To:     "David S. Miller" <davem@...emloft.net>
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        Madalin Bucur <madalin.bucur@....com>,
        Timur Tabi <timur@...eaurora.org>,
        Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...oirfairelinux.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Johan Hovold <johan@...nel.org>
Subject: [PATCH net v2 4/5] net: fsl/fman: fix fixed-link-phydev reference leak

Make sure to drop the reference taken by of_phy_find_device() when
looking up a fixed-link phydev during probe.

Fixes: 57ba4c9b56d8 ("fsl/fman: Add FMan MAC support")
Signed-off-by: Johan Hovold <johan@...nel.org>
---
 drivers/net/ethernet/freescale/fman/mac.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/freescale/fman/mac.c b/drivers/net/ethernet/freescale/fman/mac.c
index 8fe6b3e253fa..736db9d9b0ad 100644
--- a/drivers/net/ethernet/freescale/fman/mac.c
+++ b/drivers/net/ethernet/freescale/fman/mac.c
@@ -892,6 +892,8 @@ static int mac_probe(struct platform_device *_of_dev)
 		priv->fixed_link->duplex = phy->duplex;
 		priv->fixed_link->pause = phy->pause;
 		priv->fixed_link->asym_pause = phy->asym_pause;
+
+		put_device(&phy->mdio.dev);
 	}
 
 	err = mac_dev->init(mac_dev);
-- 
2.7.3