diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 7684920..86a500d 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -546,9 +546,9 @@
 		return 0;
 
 	if (irq_settings_can_request(desc)) {
-		if (desc->action)
-			if (irqflags & desc->action->flags & IRQF_SHARED)
-				canrequest =1;
+		if (!desc->action ||
+		    irqflags & desc->action->flags & IRQF_SHARED)
+			canrequest = 1;
 	}
 	irq_put_desc_unlock(desc, flags);
 	return canrequest;