[PATCH 1/3] ext4: null out kobject* during sysfs cleanup

[Tyson Nottingham <tgnottingham@xxxxxxxxx>]

Make cleanup of ext4_feat kobject consistent with similar objects.

Signed-off-by: Tyson Nottingham <tgnottingham@xxxxxxxxx>
---
 fs/ext4/sysfs.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/ext4/sysfs.c b/fs/ext4/sysfs.c
index 1205261..aa8165e 100644
--- a/fs/ext4/sysfs.c
+++ b/fs/ext4/sysfs.c
@@ -464,6 +464,7 @@ int __init ext4_init_sysfs(void)
 
 feat_err:
 	kobject_put(ext4_feat);
+	ext4_feat = NULL;
 kset_err:
 	kset_unregister(ext4_kset);
 	ext4_kset = NULL;
@@ -473,6 +474,7 @@ int __init ext4_init_sysfs(void)
 void ext4_exit_sysfs(void)
 {
 	kobject_put(ext4_feat);
+	ext4_feat = NULL;
 	kset_unregister(ext4_kset);
 	ext4_kset = NULL;
 	remove_proc_entry(proc_dirname, NULL);
-- 
2.7.4