kset: convert ecryptfs to use kset_create

Dynamically create the kset instead of declaring it statically.

Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: Mike Halcrow <mhalcrow@us.ibm.com>
Cc: Phillip Hellewell <phillip@hellewell.homeip.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
index fe2f44f..4750d82 100644 (file)
--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -734,7 +734,7 @@ static int ecryptfs_init_kmem_caches(void)
        return 0;
 }
 
-static decl_subsys(ecryptfs, NULL);
+static struct kset *ecryptfs_kset;
 
 static ssize_t version_show(struct kset *kset, char *buff)
 {
@@ -798,18 +798,17 @@ static int do_sysfs_registration(void)
 {
        int rc;
 
-       ecryptfs_subsys.kobj.kset = &fs_subsys;
-       rc = subsystem_register(&ecryptfs_subsys);
-       if (rc) {
-               printk(KERN_ERR
-                      "Unable to register ecryptfs sysfs subsystem\n");
+       ecryptfs_kset = kset_create_and_add("ecryptfs", NULL, &fs_subsys.kobj);
+       if (!ecryptfs_kset) {
+               printk(KERN_ERR "Unable to create ecryptfs kset\n");
+               rc = -ENOMEM;
                goto out;
        }
-       rc = sysfs_create_group(&ecryptfs_subsys.kobj, &attr_group);
+       rc = sysfs_create_group(&ecryptfs_kset->kobj, &attr_group);
        if (rc) {
                printk(KERN_ERR
                       "Unable to create ecryptfs version attributes\n");
-               subsystem_unregister(&ecryptfs_subsys);
+               kset_unregister(ecryptfs_kset);
        }
 out:
        return rc;
@@ -817,8 +816,8 @@ out:
 
 static void do_sysfs_unregistration(void)
 {
-       sysfs_remove_group(&ecryptfs_subsys.kobj, &attr_group);
-       subsystem_unregister(&ecryptfs_subsys);
+       sysfs_remove_group(&ecryptfs_kset->kobj, &attr_group);
+       kset_unregister(ecryptfs_kset);
 }
 
 static int __init ecryptfs_init(void)