[PATCH 03/15] ethernet: arc: emac_main: add missing of_node_put after calling of_parse_phandle

[Peter Chen]

of_node_put needs to be called when the device node which is got
from of_parse_phandle has finished using.

Signed-off-by: Peter Chen <peter.c...@nxp.com>
---
 drivers/net/ethernet/arc/emac_main.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/arc/emac_main.c 
b/drivers/net/ethernet/arc/emac_main.c
index 586beda..0e6331c 100644
--- a/drivers/net/ethernet/arc/emac_main.c
+++ b/drivers/net/ethernet/arc/emac_main.c
@@ -749,14 +749,16 @@ int arc_emac_probe(struct net_device *ndev, int interface)
        err = of_address_to_resource(dev->of_node, 0, &res_regs);
        if (err) {
                dev_err(dev, "failed to retrieve registers base from device 
tree\n");
-               return -ENODEV;
+               err = -ENODEV;
+               goto out_put_node;
        }
 
        /* Get IRQ from device tree */
        irq = irq_of_parse_and_map(dev->of_node, 0);
        if (!irq) {
                dev_err(dev, "failed to retrieve <irq> value from device 
tree\n");
-               return -ENODEV;
+               err = -ENODEV;
+               goto out_put_node;
        }
 
        ndev->netdev_ops = &arc_emac_netdev_ops;
@@ -778,7 +780,7 @@ int arc_emac_probe(struct net_device *ndev, int interface)
                err = clk_prepare_enable(priv->clk);
                if (err) {
                        dev_err(dev, "failed to enable clock\n");
-                       return err;
+                       goto out_put_node;
                }
 
                clock_frequency = clk_get_rate(priv->clk);
@@ -787,7 +789,8 @@ int arc_emac_probe(struct net_device *ndev, int interface)
                if (of_property_read_u32(dev->of_node, "clock-frequency",
                                         &clock_frequency)) {
                        dev_err(dev, "failed to retrieve <clock-frequency> from 
device tree\n");
-                       return -EINVAL;
+                       err = -EINVAL;
+                       goto out_put_node;
                }
        }
 
@@ -877,6 +880,9 @@ out_mdio:
 out_clken:
        if (priv->clk)
                clk_disable_unprepare(priv->clk);
+out_put_node:
+       of_node_put(phy_node);
+
        return err;
 }
 EXPORT_SYMBOL_GPL(arc_emac_probe);
-- 
1.9.1