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Subject[PATCH 080/196] kset: convert efivars to use kset_create for the efi subsystem.
Date
Dynamically create the kset instead of declaring it statically.

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 | 19 +++++++++----------
1 files changed, 9 insertions(+), 10 deletions(-)
diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c
index ebc3853..018ca1c 100644
--- a/drivers/firmware/efivars.c
+++ b/drivers/firmware/efivars.c
@@ -573,7 +573,7 @@ static struct attribute_group efi_subsys_attr_group = {


static decl_subsys(vars, NULL);
-static decl_subsys(efi, NULL);
+static struct kset *efi_kset;

/*
* efivar_create_sysfs_entry()
@@ -668,15 +668,14 @@ efivars_init(void)
/*
* For now we'll register the efi subsys within this driver
*/
-
- error = firmware_register(&efi_subsys);
-
- if (error) {
- printk(KERN_ERR "efivars: Firmware registration failed with error %d.\n", error);
+ efi_kset = kset_create_and_add("efi", NULL, &firmware_kset->kobj);
+ if (!efi_kset) {
+ printk(KERN_ERR "efivars: Firmware registration failed.\n");
+ error = -ENOMEM;
goto out_free;
}

- vars_subsys.kobj.kset = &efi_subsys;
+ vars_subsys.kobj.kset = efi_kset;

error = subsystem_register(&vars_subsys);

@@ -728,7 +727,7 @@ efivars_init(void)
" due to error %d\n", error);

/* Don't forget the systab entry */
- error = sysfs_create_group(&efi_subsys.kobj, &efi_subsys_attr_group);
+ error = sysfs_create_group(&efi_kset->kobj, &efi_subsys_attr_group);
if (error)
printk(KERN_ERR "efivars: Sysfs attribute export failed with error %d.\n", error);
else
@@ -737,7 +736,7 @@ efivars_init(void)
subsystem_unregister(&vars_subsys);

out_firmware_unregister:
- firmware_unregister(&efi_subsys);
+ kset_unregister(efi_kset);

out_free:
kfree(variable_name);
@@ -758,7 +757,7 @@ efivars_exit(void)
}

subsystem_unregister(&vars_subsys);
- firmware_unregister(&efi_subsys);
+ kset_unregister(efi_kset);
}

module_init(efivars_init);
--
1.5.3.8


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