diff options
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/stmmac_main.c')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index c6951c976f5d..b7e5af58ab75 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1150,6 +1150,11 @@ static int stmmac_init_phy(struct net_device *dev) int addr = priv->plat->phy_addr; struct phy_device *phydev; + if (addr < 0) { + netdev_err(priv->dev, "no phy found\n"); + return -ENODEV; + } + phydev = mdiobus_get_phy(priv->mii, addr); if (!phydev) { netdev_err(priv->dev, "no phy at addr %d\n", addr); |