diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index e2449cf38b06eb43bb9d00752fd320e8748f13c3..c47aab35a17ec4ef059721c5fd78103d5c18d7d9 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -578,7 +578,7 @@ static void hpet_msi_capability_lookup(unsigned int start_timer)
 			continue;
 
 		irq = hpet_assign_irq(hpet_domain, hdev, hdev->num);
-		if (irq < 0)
+		if (irq <= 0)
 			continue;
 
 		sprintf(hdev->name, "hpet%d", i);