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phy: fix device reference leaks 

Make sure to drop the reference taken by bus_find_device_by_name()
before returning from phy_connect() and phy_attach().

Note that both function still take a reference to the phy device
through phy_attach_direct().

Fixes: e13934563d ("[PATCH] PHY Layer fixup")
Cc: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Johan Hovold 2016-11-03 18:40:19 +01:00 committed by David S. Miller
parent 6a0c9f6888
commit 17ae1c650c
1 changed files with 2 additions and 0 deletions
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2
drivers/net/phy/phy_device.c
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@ -723,6 +723,7 @@ struct phy_device *phy_connect(struct net_device *dev, const char *bus_id,
phydev = to_phy_device(d);
rc = phy_connect_direct(dev, phydev, handler, interface);
put_device(d);
if (rc)
return ERR_PTR(rc);
@ -953,6 +954,7 @@ struct phy_device *phy_attach(struct net_device *dev, const char *bus_id,
phydev = to_phy_device(d);
rc = phy_attach_direct(dev, phydev, phydev->dev_flags, interface);
put_device(d);
if (rc)
return ERR_PTR(rc);