net: phy: Use phy name when requesting the interrupt

Using the fixed name "phy_interrupt" is not very informative in
/proc/interrupts when there are a lot of phys, e.g. a device with an
Ethernet switch. So when requesting the interrupt, use the name of the
phy.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/phy/phy.c

@@ -736,8 +736,7 @@ int phy_start_interrupts(struct phy_device *phydev)
 	atomic_set(&phydev->irq_disable, 0);
 	if (request_threaded_irq(phydev->irq, NULL, phy_interrupt,
 				 IRQF_ONESHOT | IRQF_SHARED,
-				 "phy_interrupt",
-				 phydev) < 0) {
+				 phydev_name(phydev), phydev) < 0) {
 		pr_warn("%s: Can't get IRQ %d (PHY)\n",
 			phydev->mdio.bus->name, phydev->irq);
 		phydev->irq = PHY_POLL;