viodev->dev.platform_data = of_node_get(of_node);
viodev->irq = NO_IRQ;
- irq_p = (unsigned int *)get_property(of_node, "interrupts", NULL);
+ irq_p = (unsigned int *)get_property(of_node, "interrupts", 0);
if (irq_p) {
int virq = virt_irq_create_mapping(*irq_p);
if (virq == NO_IRQ) {