Use .default_attrs for 'address' file. This can simplify the code.

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>

---
 drivers/pci/slot.c |   36 +++++++++---------------------------
 1 file changed, 9 insertions(+), 27 deletions(-)

Index: linux-2.6.25-rc6/drivers/pci/slot.c
===================================================================
--- linux-2.6.25-rc6.orig/drivers/pci/slot.c
+++ linux-2.6.25-rc6/drivers/pci/slot.c
@@ -39,25 +39,6 @@ static ssize_t address_read_file(struct 
 					slot->bus->number, slot->number);
 }
 
-static struct pci_slot_attribute pci_slot_attr_address = {
-	.attr = { .name = "address", .mode = S_IFREG | S_IRUGO },
-	.show = address_read_file,
-};
-
-static void remove_sysfs_files(struct pci_slot *slot)
-{
-	sysfs_remove_file(&slot->kobj, &pci_slot_attr_address.attr);
-}
-
-static int create_sysfs_files(struct pci_slot *slot)
-{
-	int result;
-
-	result = sysfs_create_file(&slot->kobj, &pci_slot_attr_address.attr);
-
-	return result;
-}
-
 static void pci_slot_release(struct kobject *kobj)
 {
 	struct pci_slot *slot = to_pci_slot(kobj);
@@ -67,13 +48,21 @@ static void pci_slot_release(struct kobj
 
 	list_del(&slot->list);
 
-	remove_sysfs_files(slot);
 	kfree(slot);
 }
 
+static struct pci_slot_attribute pci_slot_attr_address =
+	__ATTR(address, (S_IFREG | S_IRUGO), address_read_file, NULL);
+
+static struct attribute *pci_slot_default_attrs[] = {
+	&pci_slot_attr_address.attr,
+	NULL,
+};
+
 static struct kobj_type pci_slot_ktype = {
 	.sysfs_ops = &pci_slot_sysfs_ops,
 	.release = &pci_slot_release,
+	.default_attrs = pci_slot_default_attrs,
 };
 
 struct pci_slot *pci_create_slot(struct pci_bus *parent, int slot_nr,
@@ -114,10 +103,6 @@ struct pci_slot *pci_create_slot(struct 
 		goto err;
 	}
 
-	err = create_sysfs_files(slot);
-	if (err)
-		goto unregister;
-
 	INIT_LIST_HEAD(&slot->list);
 	list_add(&slot->list, &parent->slots);
 
@@ -127,9 +112,6 @@ struct pci_slot *pci_create_slot(struct 
  out:
 	up_write(&pci_bus_sem);
 	return slot;
-
- unregister:
-	kobject_put(&slot->kobj);
  err:
 	kfree(slot);
 	slot = ERR_PTR(err);


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