diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 261906e..6a6f1d3 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -57,7 +57,7 @@
  */
 void disable_irq_nosync(unsigned int irq)
 {
-	irq_desc_t *desc = irq_desc + irq;
+	struct irq_desc *desc = irq_desc + irq;
 	unsigned long flags;
 
 	if (irq >= NR_IRQS)
@@ -86,7 +86,7 @@
  */
 void disable_irq(unsigned int irq)
 {
-	irq_desc_t *desc = irq_desc + irq;
+	struct irq_desc *desc = irq_desc + irq;
 
 	if (irq >= NR_IRQS)
 		return;
@@ -109,7 +109,7 @@
  */
 void enable_irq(unsigned int irq)
 {
-	irq_desc_t *desc = irq_desc + irq;
+	struct irq_desc *desc = irq_desc + irq;
 	unsigned long flags;
 
 	if (irq >= NR_IRQS)