diff options
| author | Lendacky, Thomas | 2015-01-16 12:46:34 -0600 |
|---|---|---|
| committer | David S. Miller | 2015-01-16 22:24:19 -0500 |
| commit | 94c043e53324478ed8ba33757dd7bc03298c83c7 (patch) | |
| tree | 0dabc5347b26e6a3a99cda1a899cca6902787645 /drivers | |
| parent | cb69cb07685c11e8bc346fcda017e847f1658c88 (diff) | |
amd-xgbe: Add check to be sure amd-xgbe-phy driver is used
The amd-xgbe driver relies on the amd-xgbe-phy phylib driver. Add a
check to be sure that if any errors occur during probing of the
amd-xgbe-phy driver then the amd-xgbe driver returns an error.
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/amd/xgbe/xgbe-mdio.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c index 7eeb03d271e2..41e29e2a65b0 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c @@ -260,10 +260,14 @@ int xgbe_mdio_register(struct xgbe_prv_data *pdata) of_node_put(phy_node); goto err_phy_device; } + if (!phydev->dev.driver) { + dev_err(pdata->dev, "phy driver probe failed\n"); + ret = -EIO; + goto err_phy_device; + } /* Add a reference to the PHY driver so it can't be unloaded */ - pdata->phy_module = phydev->dev.driver ? - phydev->dev.driver->owner : NULL; + pdata->phy_module = phydev->dev.driver->owner; if (!try_module_get(pdata->phy_module)) { dev_err(pdata->dev, "try_module_get failed\n"); ret = -EIO; |