[PATCH net] net: xgene: fix mdio_np leak in xgene_mdiobus_register()

[Shitalkumar Gandhi]

The for_each_child_of_node() loop captures mdio_np via break,
holding the refcount. of_mdiobus_register() does not consume the
reference, so it leaks on success.

Put it after registration.

Fixes: e6ad767305eb ("drivers: net: Add APM X-Gene SoC ethernet driver support.")
Signed-off-by: Shitalkumar Gandhi <shitalkumar.gandhi@xxxxxxxxxxxxxxxxxxx>
---
 drivers/net/ethernet/apm/xgene/xgene_enet_hw.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
index b854b6b42d77..2926e1e59941 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
@@ -910,7 +910,9 @@ static int xgene_mdiobus_register(struct xgene_enet_pdata *pdata,
 			return -ENXIO;
 		}
 
-		return of_mdiobus_register(mdio, mdio_np);
+		ret = of_mdiobus_register(mdio, mdio_np);
+		of_node_put(mdio_np);
+		return ret;
 	}
 
 	/* Mask out all PHYs from auto probing. */
-- 
2.25.1