phy: mdio-thunder: add missed pci_release_regions in remove

The driver forgets to call pci_release_regions() in remove like that
in probe failure.
Add the missed call to fix it.

Signed-off-by: Chuhong Yuan <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/phy/mdio-thunder.c

···
 		mdiobus_free(bus->mii_bus);
 		oct_mdio_writeq(0, bus->register_base + SMI_EN);
 	}
+	pci_release_regions(pdev);
 	pci_set_drvdata(pdev, NULL);
 }