[PATCH net v1 2/2] net: phy: microchip: lan87xx: do not report SQI if no link

[Oleksij Rempel]

Do not report SQI if no link is detected. Otherwise ethtool will show
non zero value even if no cable is attached.

Fixes: b649695248b15 ("net: phy: LAN87xx: add ethtool SQI support")
Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
---
 drivers/net/phy/microchip_t1.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/phy/microchip_t1.c b/drivers/net/phy/microchip_t1.c
index a35528497a576..22530a5b76365 100644
--- a/drivers/net/phy/microchip_t1.c
+++ b/drivers/net/phy/microchip_t1.c
@@ -840,6 +840,9 @@ static int lan87xx_get_sqi(struct phy_device *phydev)
 	u8 sqi_value = 0;
 	int rc;
 
+	if (!phydev->link)
+		return 0;
+
 	rc = access_ereg(phydev, PHYACC_ATTR_MODE_WRITE,
 			 PHYACC_ATTR_BANK_DSP, T1_COEF_RW_CTL_CFG, 0x0301);
 	if (rc < 0)
-- 
2.39.2