genirq: Fixup core code namespace fallout

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 78a566a..dd4e5c2 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -260,7 +260,7 @@
 static int
 setup_affinity(unsigned int irq, struct irq_desc *desc, struct cpumask *mask)
 {
-	struct irq_chip *chip = get_irq_desc_chip(desc);
+	struct irq_chip *chip = irq_desc_get_chip(desc);
 	struct cpumask *set = irq_default_affinity;
 	int ret;