From: Miaoqian Lin linmq006@gmail.com
[ Upstream commit ab8eb798ddabddb2944401bf31ead9671cb97d95 ]
The phy_attach() function does not return NULL. It returns error pointers.
Signed-off-by: Miaoqian Lin linmq006@gmail.com Acked-by: Florian Fainelli f.fainelli@gmail.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/ethernet/broadcom/genet/bcmmii.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c index ce569b7d3b353..e494f0e57d8ff 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c @@ -547,9 +547,9 @@ static int bcmgenet_mii_pd_init(struct bcmgenet_priv *priv) * Internal or external PHY with MDIO access */ phydev = phy_attach(priv->dev, phy_name, pd->phy_interface); - if (!phydev) { + if (IS_ERR(phydev)) { dev_err(kdev, "failed to register PHY device\n"); - return -ENODEV; + return PTR_ERR(phydev); } } else { /*