78 	struct ubifs_old_idx *old_idx, *o;  in insert_old_idx()  local
81 	old_idx = kmalloc(sizeof(struct ubifs_old_idx), GFP_NOFS);  in insert_old_idx()
82 	if (unlikely(!old_idx))  in insert_old_idx()
84 	old_idx->lnum = lnum;  in insert_old_idx()
85 	old_idx->offs = offs;  in insert_old_idx()
87 	p = &c->old_idx.rb_node;  in insert_old_idx()
101 			kfree(old_idx);  in insert_old_idx()
105 	rb_link_node(&old_idx->rb, parent, p);  in insert_old_idx()
106 	rb_insert_color(&old_idx->rb, &c->old_idx);  in insert_old_idx()
180 	struct rb_node *this = c->old_idx.rb_node;  in destroy_old_idx()
181 	struct ubifs_old_idx *old_idx;  in destroy_old_idx()  local
191 		old_idx = rb_entry(this, struct ubifs_old_idx, rb);  in destroy_old_idx()
194 			if (this->rb_left == &old_idx->rb)  in destroy_old_idx()
199 		kfree(old_idx);  in destroy_old_idx()
201 	c->old_idx = RB_ROOT;  in destroy_old_idx()