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net: hns3: Fixes the wrong IS_ERR check on the returned phydev value
authorSalil Mehta <salil.mehta@huawei.com>
Wed, 30 Aug 2017 11:06:03 +0000 (12:06 +0100)
committerDavid S. Miller <davem@davemloft.net>
Wed, 30 Aug 2017 22:29:42 +0000 (15:29 -0700)
This patch removes the wrong check being done for the phy device being
returned by the mdiobus_get_phy() function. This function never returns
the error pointers.

Fixes: 256727da7395 ("net: hns3: Add MDIO support to HNS3 Ethernet
Driver for hip08 SoC")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c

index a2add8b..f32d719 100644 (file)
@@ -150,7 +150,7 @@ int hclge_mac_mdio_config(struct hclge_dev *hdev)
        }
 
        phydev = mdiobus_get_phy(mdio_bus, mac->phy_addr);
-       if (!phydev || IS_ERR(phydev)) {
+       if (!phydev) {
                dev_err(mdio_bus->parent, "Failed to get phy device\n");
                mdiobus_unregister(mdio_bus);
                return -EIO;