diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h
index cbfc3e7871f0..49ad18a3eda8 100644
--- a/fs/erofs/internal.h
+++ b/fs/erofs/internal.h
@@ -403,7 +403,7 @@ int erofs_workgroup_put(struct erofs_workgroup *grp);
 struct erofs_workgroup *erofs_find_workgroup(struct super_block *sb,
 					     pgoff_t index);
 int erofs_register_workgroup(struct super_block *sb,
-			     struct erofs_workgroup *grp, bool tag);
+			     struct erofs_workgroup *grp);
 void erofs_workgroup_free_rcu(struct erofs_workgroup *grp);
 void erofs_shrinker_register(struct super_block *sb);
 void erofs_shrinker_unregister(struct super_block *sb);
diff --git a/fs/erofs/utils.c b/fs/erofs/utils.c
index 644f9ed7476c..d632fe41dfe5 100644
--- a/fs/erofs/utils.c
+++ b/fs/erofs/utils.c
@@ -83,8 +83,7 @@ repeat:
 }
 
 int erofs_register_workgroup(struct super_block *sb,
-			     struct erofs_workgroup *grp,
-			     bool tag)
+			     struct erofs_workgroup *grp)
 {
 	struct erofs_sb_info *sbi;
 	int err;
@@ -102,7 +101,7 @@ int erofs_register_workgroup(struct super_block *sb,
 	sbi = EROFS_SB(sb);
 	xa_lock(&sbi->workstn_tree);
 
-	grp = xa_tag_pointer(grp, tag);
+	grp = xa_tag_pointer(grp, 0);
 
 	/*
 	 * Bump up reference count before making this workgroup
diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c
index 2f094fd50308..fb17412a98e6 100644
--- a/fs/erofs/zdata.c
+++ b/fs/erofs/zdata.c
@@ -435,7 +435,7 @@ static int z_erofs_register_collection(struct z_erofs_collector *clt,
 	 */
 	mutex_trylock(&cl->lock);
 
-	err = erofs_register_workgroup(inode->i_sb, &pcl->obj, 0);
+	err = erofs_register_workgroup(inode->i_sb, &pcl->obj);
 	if (err) {
 		mutex_unlock(&cl->lock);
 		kmem_cache_free(pcluster_cachep, pcl);