diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index 72f7476930c857ffa20a4c323dff3af6bf7c9baa..ddfd756fc8eded6ee98f6a2291fd6360ddebf123 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -166,7 +166,7 @@ acpi_run_osc (
 acpi_status __pci_osc_support_set(u32 flags, const char *hid)
 {
 	u32 temp;
-	acpi_status retval;
+	acpi_status retval = AE_NOT_FOUND;
 
 	if (!(flags & OSC_SUPPORT_MASKS)) {
 		return AE_TYPE;