diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
index c919d3d5c845..5b5c5ff273fd 100644
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -246,7 +246,7 @@ static void xen_irq_info_cleanup(struct irq_info *info)
  */
 unsigned int evtchn_from_irq(unsigned irq)
 {
-	if (unlikely(WARN(irq < 0 || irq >= nr_irqs, "Invalid irq %d!\n", irq)))
+	if (unlikely(WARN(irq >= nr_irqs, "Invalid irq %d!\n", irq)))
 		return 0;
 
 	return info_for_irq(irq)->evtchn;