Include error code in the log message when PHY attachment fails,
providing better debugging information.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
changes v3:
- update commit message
---
 drivers/net/usb/lan78xx.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 63b5406bfecb..dd55a9ba78fa 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -2682,8 +2682,8 @@ static int lan78xx_phy_init(struct lan78xx_net *dev)
 
 	ret = phylink_connect_phy(dev->phylink, phydev);
 	if (ret) {
-		netdev_err(dev->net, "can't attach PHY to %s\n",
-			   dev->mdiobus->id);
+		netdev_err(dev->net, "can't attach PHY to %s, error %pe\n",
+			   dev->mdiobus->id, ERR_PTR(ret));
 		return -EIO;
 	}
 
-- 
2.39.5