[PATCH 100/196] kobject: convert efivars to use kobject_create

Greg Kroah-Hartman
2008-01-25T07:55:13Z

Using a kset for this simple directory is an overkill.

Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: Matt Domsch <Matt_Domsch@dell.com>
Cc: Matt Tolentino <matthew.e.tolentino@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/firmware/efivars.c | 18 ++++++++----------
1 files changed, 8 insertions(+), 10 deletions(-)

diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c
index d1ad481..7f9f086 100644
--- a/drivers/firmware/efivars.c
+++ b/drivers/firmware/efivars.c
@@ -573,7 +573,7 @@ static struct attribute_group efi_subsys_attr_group = {

static struct kset *vars_kset;
-static struct kset *efi_kset;
+static struct kobject *efi_kobj;

/*
* efivar_create_sysfs_entry()
@@ -665,17 +665,15 @@ efivars_init(void)
printk(KERN_INFO "EFI Variables Facility v%s %s\n", EFIVARS_VERSION,
EFIVARS_DATE);

- /*
- * For now we'll register the efi subsys within this driver
- */
- efi_kset = kset_create_and_add("efi", NULL, firmware_kobj);
- if (!efi_kset) {
+ /* For now we'll register the efi directory at /sys/firmware/efi */
+ efi_kobj = kobject_create_and_add("efi", firmware_kobj);
+ if (!efi_kobj) {
printk(KERN_ERR "efivars: Firmware registration failed.\n");
error = -ENOMEM;
goto out_free;
}

- vars_kset = kset_create_and_add("vars", NULL, &efi_kset->kobj);
+ vars_kset = kset_create_and_add("vars", NULL, efi_kobj);
if (!vars_kset) {
printk(KERN_ERR "efivars: Subsystem registration failed.\n");
error = -ENOMEM;
@@ -725,7 +723,7 @@ efivars_init(void)
" due to error %d\n", error);

/* Don't forget the systab entry */
- error = sysfs_create_group(&efi_kset->kobj, &efi_subsys_attr_group);
+ error = sysfs_create_group(efi_kobj, &efi_subsys_attr_group);
if (error)
printk(KERN_ERR "efivars: Sysfs attribute export failed with error %d.\n", error);
else
@@ -734,7 +732,7 @@ efivars_init(void)
kset_unregister(vars_kset);

out_firmware_unregister:
- kset_unregister(efi_kset);
+ kobject_unregister(efi_kobj);

out_free:
kfree(variable_name);
@@ -755,7 +753,7 @@ efivars_exit(void)
}

kset_unregister(vars_kset);
- kset_unregister(efi_kset);
+ kobject_unregister(efi_kobj);
}

module_init(efivars_init);
--
1.5.3.8