diff --git a/kernel/irq/msi.c b/kernel/irq/msi.c
index 0e2a736..5499935 100644
--- a/kernel/irq/msi.c
+++ b/kernel/irq/msi.c
@@ -353,6 +353,7 @@
 		ops->msi_finish(&arg, 0);
 
 	for_each_msi_entry(desc, dev) {
+		virq = desc->irq;
 		if (desc->nvec_used == 1)
 			dev_dbg(dev, "irq %d for MSI\n", virq);
 		else