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net: dsa: remove redundant null pointer check before of_node_put

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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@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
zhong jiang 2018-09-16 21:22:31 +08:00 • committed by David S. Miller
parent 764ea3714a
commit 1ddc5d3e5f
1 changed files with 1 additions and 2 deletions
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3
drivers/net/dsa/bcm_sf2.c
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@ -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)