irqchip/gic-v3: Fix quiescence check in gic_enable_redist

Make sure the two sides of the bitwise operation are bool.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index fb042ba..2c5ba0e 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -155,7 +155,7 @@
 
 	while (count--) {
 		val = readl_relaxed(rbase + GICR_WAKER);
-		if (enable ^ (val & GICR_WAKER_ChildrenAsleep))
+		if (enable ^ (bool)(val & GICR_WAKER_ChildrenAsleep))
 			break;
 		cpu_relax();
 		udelay(1);