diff --git a/drivers/irqchip/irq-crossbar.c b/drivers/irqchip/irq-crossbar.c
index 1eef56a89b1fbff1ee348f08b4623f6fcf4f6851..05bbf171df37720b7a3185e4e56dd8ee318beaf2 100644
--- a/drivers/irqchip/irq-crossbar.c
+++ b/drivers/irqchip/irq-crossbar.c
@@ -198,7 +198,8 @@ static const struct irq_domain_ops crossbar_domain_ops = {
 
 static int __init crossbar_of_init(struct device_node *node)
 {
-	int i, size, max = 0, reserved = 0, entry;
+	int i, size, reserved = 0;
+	u32 max = 0, entry;
 	const __be32 *irqsr;
 	int ret = -ENOMEM;