mfd: htc-egpio: Consolidate chained IRQ handler install/remove

Chained irq handlers usually set up handler data as well. We now have
a function to set both under irq_desc->lock. Replace the two calls
with one.

Search and conversion was done with coccinelle:

Reported-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

drivers/mfd/htc-egpio.c

@@ -353,8 +353,8 @@ static int __init egpio_probe(struct platform_device *pdev)
 			irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
 		}
 		irq_set_irq_type(ei->chained_irq, IRQ_TYPE_EDGE_RISING);
-		irq_set_handler_data(ei->chained_irq, ei);
+		irq_set_chained_handler_and_data(ei->chained_irq,
-		irq_set_chained_handler(ei->chained_irq, egpio_handler);
+						 egpio_handler, ei);
 		ack_irqs(ei);
 
 		device_init_wakeup(&pdev->dev, 1);