diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index c56a4a0..7b59fd7 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1284,15 +1284,14 @@
 		default:
 			target_state = state;
 		}
+	} else if (!dev->pm_cap) {
+		target_state = PCI_D0;
 	} else if (device_may_wakeup(&dev->dev)) {
 		/*
 		 * Find the deepest state from which the device can generate
 		 * wake-up events, make it the target state and enable device
 		 * to generate PME#.
 		 */
-		if (!dev->pm_cap)
-			return PCI_POWER_ERROR;
-
 		if (dev->pme_support) {
 			while (target_state
 			      && !(dev->pme_support & (1 << target_state)))