PCI PM: consistently use type bool for wake enable variable

Other functions use type bool, so use that for pci_enable_wake as well.

Signed-off-by: Frans Pop <elendil@planet.nl>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

drivers/pci/pci.c

@@ -1205,7 +1205,7 @@ void pci_pme_active(struct pci_dev *dev, bool enable)
  * Error code depending on the platform is returned if both the platform and
  * the native mechanism fail to enable the generation of wake-up events
  */
-int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable)
+int pci_enable_wake(struct pci_dev *dev, pci_power_t state, bool enable)
 {
 	int error = 0;
 	bool pme_done = false;