[MIPS] IP27: struct irq_desc member handler was renamed to chip.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/sgi-ip27/ip27-timer.c b/arch/mips/sgi-ip27/ip27-timer.c
index f3775aa..6779909 100644
--- a/arch/mips/sgi-ip27/ip27-timer.c
+++ b/arch/mips/sgi-ip27/ip27-timer.c
@@ -234,7 +234,7 @@
 	irq_desc[irqno].status = IRQ_DISABLED;
 	irq_desc[irqno].action = NULL;
 	irq_desc[irqno].depth = 1;
-	irq_desc[irqno].handler = &rt_irq_type;
+	irq_desc[irqno].chip = &rt_irq_type;
 
 	/* over-write the handler, we use our own way */
 	irq->handler = no_action;