[patch 1/2 -next] mdio: remove an unneed condition

[Dan Carpenter]

It used to be that mdio->irq was a pointer but after e7f4dc3536a4
('mdio: Move allocation of interrupts into core') it's an array inside
the mdio struct so it can never be NULL.

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
index c0a8f84..86829f8 100644
--- a/drivers/of/of_mdio.c
+++ b/drivers/of/of_mdio.c
@@ -62,11 +62,9 @@ static int of_mdiobus_register_phy(struct mii_bus *mdio, struct device_node *chi
 	rc = irq_of_parse_and_map(child, 0);
 	if (rc > 0) {
 		phy->irq = rc;
-		if (mdio->irq)
-			mdio->irq[addr] = rc;
+		mdio->irq[addr] = rc;
 	} else {
-		if (mdio->irq)
-			phy->irq = mdio->irq[addr];
+		phy->irq = mdio->irq[addr];
 	}
 
 	if (of_property_read_bool(child, "broken-turn-around"))