[PATCH] net: dsa: remove redundant null pointer check before of_node_put

[zhong jiang]

of_node_put has taken the null pointer check into account. So it is
safe to remove the duplicated check before of_node_put.

Signed-off-by: zhong jiang <zhongjiang@xxxxxxxxxx>
---
 drivers/net/dsa/bcm_sf2.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
index e0066ad..1fc27e1 100644
--- a/drivers/net/dsa/bcm_sf2.c
+++ b/drivers/net/dsa/bcm_sf2.c
@@ -465,8 +465,7 @@ static int bcm_sf2_mdio_register(struct dsa_switch *ds)
 static void bcm_sf2_mdio_unregister(struct bcm_sf2_priv *priv)
 {
 	mdiobus_unregister(priv->slave_mii_bus);
-	if (priv->master_mii_dn)
-		of_node_put(priv->master_mii_dn);
+	of_node_put(priv->master_mii_dn);
 }
 
 static u32 bcm_sf2_sw_get_phy_flags(struct dsa_switch *ds, int port)
-- 
1.7.12.4