diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/phy/phylink.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 95fbc363f9a6..6d50c2fdb190 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -3623,6 +3623,13 @@ static int phylink_sfp_connect_phy(void *upstream, struct phy_device *phy) { struct phylink *pl = upstream; + if (!phy->drv) { + phylink_err(pl, "PHY %s (id 0x%.8lx) has no driver loaded\n", + phydev_name(phy), (unsigned long)phy->phy_id); + phylink_err(pl, "Drivers which handle known common cases: CONFIG_BCM84881_PHY, CONFIG_MARVELL_PHY\n"); + return -EINVAL; + } + /* * This is the new way of dealing with flow control for PHYs, * as described by Timur Tabi in commit 529ed1275263 ("net: phy: |