diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 514bcfd855a8f9c05ef2934f364f6c2d7b600e4e..3e59f951d42f9663bfe39f7a8fc25bdc98b8b149 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -956,7 +956,7 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
 			goto out_mput;
 		}
 
-		sched_setscheduler(t, SCHED_FIFO, &param);
+		sched_setscheduler_nocheck(t, SCHED_FIFO, &param);
 
 		/*
 		 * We keep the reference to the task struct even if