diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index 9010653..f24a6100 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -420,7 +420,7 @@
 	pin--;
 
 	if (!dev->bus) {
-		ACPI_ERROR((AE_INFO, "Invalid (NULL) 'bus' field"));
+		printk(KERN_ERR PREFIX "Invalid (NULL) 'bus' field\n");
 		return_VALUE(-ENODEV);
 	}