netdev - [PATCH v2] net: macb: add of_node

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Date:   Tue,  7 Nov 2017 10:59:49 +0100
From:   Michael Grzeschik <m.grzeschik@...gutronix.de>
To:     nicolas.ferre@...rochip.com
Cc:     netdev@...r.kernel.org, kernel@...gutronix.de, andrew@...n.ch
Subject: [PATCH v2] net: macb: add of_node_put to error paths

We add the call of_node_put(bp->phy_node) to all associated error
paths for memory clean up.

Signed-off-by: Michael Grzeschik <m.grzeschik@...gutronix.de>
---
v1 -> v2: removed extra of_node_put from macb_remove

 drivers/net/ethernet/cadence/macb_main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 2c2acd011329a..c66df096e81a5 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -611,6 +611,7 @@ static int macb_mii_init(struct macb *bp)
 err_out_unregister_bus:
 	mdiobus_unregister(bp->mii_bus);
 err_out_free_mdiobus:
+	of_node_put(bp->phy_node);
 	if ((np) && (of_phy_is_fixed_link(np)))
 		of_phy_deregister_fixed_link(np);
 	mdiobus_free(bp->mii_bus);
@@ -3554,6 +3555,7 @@ static int macb_probe(struct platform_device *pdev)
 err_out_unregister_mdio:
 	phy_disconnect(dev->phydev);
 	mdiobus_unregister(bp->mii_bus);
+	of_node_put(bp->phy_node);
 	if ((np) && (of_phy_is_fixed_link(np)))
 		of_phy_deregister_fixed_link(np);
 	mdiobus_free(bp->mii_bus);
-- 
2.11.0