net: dsa: mv88e6xxx: Free ATU/VTU irq only when there is chip irq

We only register the ATU and VTU irq when we have a chip level IRQ.
In the error path, we should only attempt to remove the ATU and VTU
irq if we also have a chip level IRQ.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 54cb00a27408..eb328bade225 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -3999,9 +3999,11 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev)
 out_mdio:
         mv88e6xxx_mdios_unregister(chip);
 out_g1_vtu_prob_irq:
-        mv88e6xxx_g1_vtu_prob_irq_free(chip);
+        if (chip->irq > 0)
+                mv88e6xxx_g1_vtu_prob_irq_free(chip);
 out_g1_atu_prob_irq:
-        mv88e6xxx_g1_atu_prob_irq_free(chip);
+        if (chip->irq > 0)
+                mv88e6xxx_g1_atu_prob_irq_free(chip);
 out_g2_irq:
         if (chip->info->g2_irqs > 0 && chip->irq > 0)
                 mv88e6xxx_g2_irq_free(chip);