[f2fs-dev,1/2] f2fs: remove unnecessary kobject_del()

Commit Message

李扬韬 April 4, 2023, 2:21 p.m. UTC

kobject_put() actually covers kobject removal automatically, which is
single stage removal. So it is safe to kill kobject_del() directly.

Signed-off-by: Yangtao Li <[e-mail]>
---
 fs/f2fs/sysfs.c | 3 ---
 1 file changed, 3 deletions(-)

Patch

diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
index dfbd17802549..d5712627fc96 100644
--- a/fs/f2fs/sysfs.c
+++ b/fs/f2fs/sysfs.c
@@ -1472,14 +1472,11 @@  void f2fs_unregister_sysfs(struct f2fs_sb_info *sbi)
 		remove_proc_entry(sbi->sb->s_id, f2fs_proc_root);
 	}
 
-	kobject_del(&sbi->s_stat_kobj);
 	kobject_put(&sbi->s_stat_kobj);
 	wait_for_completion(&sbi->s_stat_kobj_unregister);
-	kobject_del(&sbi->s_feature_list_kobj);
 	kobject_put(&sbi->s_feature_list_kobj);
 	wait_for_completion(&sbi->s_feature_list_kobj_unregister);
 
-	kobject_del(&sbi->s_kobj);
 	kobject_put(&sbi->s_kobj);
 	wait_for_completion(&sbi->s_kobj_unregister);
 }