net: phy: micrel: fix interrupt handling

After migration to the shared interrupt support, the KSZ8031 PHY with
enabled interrupt support was not able to notify about link status
change.

Fixes: 59ca4e58b917 ("net: phy: micrel: implement generic .handle_interrupt() callback")
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20201127123621.31234-1-o.rempel@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 97f08f2..54e0d75 100644 (file)
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -207,7 +207,7 @@ static irqreturn_t kszphy_handle_interrupt(struct phy_device *phydev)
                return IRQ_NONE;
        }
 
-       if ((irq_status & KSZPHY_INTCS_STATUS))
+       if (!(irq_status & KSZPHY_INTCS_STATUS))
                return IRQ_NONE;
 
        phy_trigger_machine(phydev);