[PATCH next] PCI hotplug: fix build when !SYSFS

[Alexander Beregalov <a.beregalov@gmail.com>]

Fix this build error when CONFIG_SYSFS is not set:
drivers/pci/slot.c: In function 'pci_hp_create_module_link':
drivers/pci/slot.c:327: error: 'module_kset' undeclared

Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com>
---
 drivers/pci/slot.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/drivers/pci/slot.c b/drivers/pci/slot.c
index eddb074..dd6c097 100644
--- a/drivers/pci/slot.c
+++ b/drivers/pci/slot.c
@@ -308,6 +308,7 @@ void pci_destroy_slot(struct pci_slot *slot)
 EXPORT_SYMBOL_GPL(pci_destroy_slot);
 
 #if defined(CONFIG_HOTPLUG_PCI) || defined(CONFIG_HOTPLUG_PCI_MODULE)
+#ifdef CONFIG_SYSFS
 #include <linux/pci_hotplug.h>
 /**
  * pci_hp_create_link - create symbolic link to the hotplug driver module.
@@ -344,6 +345,14 @@ void pci_hp_remove_module_link(struct pci_slot *pci_slot)
 	sysfs_remove_link(&pci_slot->kobj, "module");
 }
 EXPORT_SYMBOL_GPL(pci_hp_remove_module_link);
+#else /* CONFIG_SYSFS */
+
+inline void pci_hp_create_module_link(struct pci_slot *pci_slot) {}
+EXPORT_SYMBOL_GPL(pci_hp_create_module_link);
+
+inline void pci_hp_remove_module_link(struct pci_slot *pci_slot) {}
+EXPORT_SYMBOL_GPL(pci_hp_remove_module_link);
+#endif /* CONFIG_SYSFS */
 #endif
 
 static int pci_slot_init(void)
-- 
1.6.2.4