irqdomain: Drop pointless NULL check in virq_debug_show_one

data has been already derefenced unconditionally, so it's pointless to do a
NULL pointer check on it afterwards. Drop it.

[ tglx: Depersonify changelog. ]
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Link: https://lkml.kernel.org/r/20171112212904.28574-1-linux@rasmusvillemoes.dk

kernel/irq/irqdomain.c

@@ -921,8 +921,7 @@ static void virq_debug_show_one(struct seq_file *m, struct irq_desc *desc)
 		chip = irq_data_get_irq_chip(data);
 		seq_printf(m, "%-15s  ", (chip && chip->name) ? chip->name : "none");
 
-		seq_printf(m, data ? "0x%p  " : "  %p  ",
-			   irq_data_get_irq_chip_data(data));
+		seq_printf(m, "0x%p  ", irq_data_get_irq_chip_data(data));
 
 		seq_printf(m, "   %c    ", (desc->action && desc->action->handler) ? '*' : ' ');
 		direct = (irq == hwirq) && (irq < domain->revmap_direct_max_irq);