summary refs log tree commit diff
path: root/net
diff options
context:
space:
mode:
authorJohan Hovold <johan@kernel.org>2016-11-24 19:21:27 +0100
committerDavid S. Miller <davem@davemloft.net>2016-11-27 20:01:15 -0500
commitfd05d7b18cec1af043990c4b3aabc6780575375c (patch)
treeb7820844a9aac567f12a48550b3cd3639075030b /net
parentc9bd28233b6d0d82ac3ba0215723be0a8262c39c (diff)
downloadlinux-fd05d7b18cec1af043990c4b3aabc6780575375c.tar.gz
net: dsa: fix fixed-link-phy device leaks
Make sure to drop the reference taken by of_phy_find_device() when
registering and deregistering the fixed-link PHY-device.

Fixes: 39b0c705195e ("net: dsa: Allow configuration of CPU & DSA port
speeds/duplex")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/dsa/dsa.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index a6902c1e2f28..cb0091b99592 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -233,6 +233,8 @@ int dsa_cpu_dsa_setup(struct dsa_switch *ds, struct device *dev,
 		genphy_read_status(phydev);
 		if (ds->ops->adjust_link)
 			ds->ops->adjust_link(ds, port, phydev);
+
+		put_device(&phydev->mdio.dev);
 	}
 
 	return 0;
@@ -509,8 +511,9 @@ void dsa_cpu_dsa_destroy(struct device_node *port_dn)
 	if (of_phy_is_fixed_link(port_dn)) {
 		phydev = of_phy_find_device(port_dn);
 		if (phydev) {
-			phy_device_free(phydev);
 			fixed_phy_unregister(phydev);
+			put_device(&phydev->mdio.dev);
+			phy_device_free(phydev);
 		}
 	}
 }