diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index 68a2576..ab4ad95 100644
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -619,7 +619,7 @@
 		ecard_t *ec = slot_to_ecard(slot);
 
 		if (ec->claimed) {
-			struct irqdesc *d = irqdesc + ec->irq;
+			struct irq_desc *d = irq_desc + ec->irq;
 			/*
 			 * this ugly code is so that we can operate a
 			 * prioritorising system: