3 files changed, 5 insertions, 4 deletions

diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h
index 67fcd176babd..3656e0349dd1 100644
--- a/drivers/pci/pcie/portdrv.h
+++ b/drivers/pci/pcie/portdrv.h
@@ -9,6 +9,8 @@
 #ifndef _PORTDRV_H_
 #define _PORTDRV_H_
 
+#include <linux/compiler.h>
+
 #if !defined(PCI_CAP_ID_PME)
 #define PCI_CAP_ID_PME                  1
 #endif
@@ -39,7 +41,7 @@ extern int pcie_port_device_suspend(struct pci_dev *dev, pm_message_t state);
 extern int pcie_port_device_resume(struct pci_dev *dev);
 #endif
 extern void pcie_port_device_remove(struct pci_dev *dev);
-extern int pcie_port_bus_register(void);
+extern int __must_check pcie_port_bus_register(void);
 extern void pcie_port_bus_unregister(void);
 
 #endif /* _PORTDRV_H_ */
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index bd6615b4d40e..b20a9b81dae2 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -6,7 +6,6 @@
  * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
  */
 
-#include <linux/compiler.h>
 #include <linux/module.h>
 #include <linux/pci.h>
 #include <linux/kernel.h>
@@ -401,7 +400,7 @@ void pcie_port_device_remove(struct pci_dev *dev)
                 pci_disable_msi(dev);
 }
 
-int __must_check pcie_port_bus_register(void)
+int pcie_port_bus_register(void)
 {
         return bus_register(&pcie_port_bus_type);
 }
diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index 037690e08f5f..b4da7954611e 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -37,7 +37,6 @@ static int pcie_portdrv_save_config(struct pci_dev *dev)
         return pci_save_state(dev);
 }
 
-#ifdef CONFIG_PM
 static int pcie_portdrv_restore_config(struct pci_dev *dev)
 {
         int retval;
@@ -50,6 +49,7 @@ static int pcie_portdrv_restore_config(struct pci_dev *dev)
         return 0;
 }
 
+#ifdef CONFIG_PM
 static int pcie_portdrv_suspend(struct pci_dev *dev, pm_message_t state)
 {
         int ret = pcie_port_device_suspend(dev, state);