arm: msm: Use proper irq accessor functions

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/arm/mach-msm/gpio.c b/arch/arm/mach-msm/gpio.c
index 176af9d..448f267 100644
--- a/arch/arm/mach-msm/gpio.c
+++ b/arch/arm/mach-msm/gpio.c
@@ -293,10 +293,10 @@
 	val = readl(msm_chip->regs.int_edge);
 	if (flow_type & IRQ_TYPE_EDGE_BOTH) {
 		writel(val | mask, msm_chip->regs.int_edge);
-		irq_desc[d->irq].handle_irq = handle_edge_irq;
+		__irq_set_handler_locked(d->irq, handle_edge_irq);
 	} else {
 		writel(val & ~mask, msm_chip->regs.int_edge);
-		irq_desc[d->irq].handle_irq = handle_level_irq;
+		__irq_set_handler_locked(d->irq, handle_level_irq);
 	}
 	if ((flow_type & IRQ_TYPE_EDGE_BOTH) == IRQ_TYPE_EDGE_BOTH) {
 		msm_chip->both_edge_detect |= mask;