34 	struct ubifs_znode *zn;  in ubifs_tnc_levelorder_next()  local
82 		zn = ubifs_tnc_find_child(znode->parent, iip + 1);  in ubifs_tnc_levelorder_next()
83 		if (!zn) {  in ubifs_tnc_levelorder_next()
90 		while (zn->level != level) {  in ubifs_tnc_levelorder_next()
91 			znode = zn;  in ubifs_tnc_levelorder_next()
92 			zn = ubifs_tnc_find_child(zn, 0);  in ubifs_tnc_levelorder_next()
93 			if (!zn) {  in ubifs_tnc_levelorder_next()
103 		if (zn) {  in ubifs_tnc_levelorder_next()
104 			ubifs_assert(c, zn->level >= 0);  in ubifs_tnc_levelorder_next()
105 			return zn;  in ubifs_tnc_levelorder_next()
197 	struct ubifs_znode *zn;  in ubifs_tnc_postorder_next()  local
204 	zn = ubifs_tnc_find_child(znode->parent, znode->iip + 1);  in ubifs_tnc_postorder_next()
205 	if (!zn)  in ubifs_tnc_postorder_next()
210 	return ubifs_tnc_postorder_first(zn);  in ubifs_tnc_postorder_next()
224 	struct ubifs_znode *zn = ubifs_tnc_postorder_first(znode);  in ubifs_destroy_tnc_subtree()  local
228 	ubifs_assert(c, zn);  in ubifs_destroy_tnc_subtree()
230 		for (n = 0; n < zn->child_cnt; n++) {  in ubifs_destroy_tnc_subtree()
231 			if (!zn->zbranch[n].znode)  in ubifs_destroy_tnc_subtree()
234 			if (zn->level > 0 &&  in ubifs_destroy_tnc_subtree()
235 			    !ubifs_zn_dirty(zn->zbranch[n].znode))  in ubifs_destroy_tnc_subtree()
239 			kfree(zn->zbranch[n].znode);  in ubifs_destroy_tnc_subtree()
242 		if (zn == znode) {  in ubifs_destroy_tnc_subtree()
243 			if (!ubifs_zn_dirty(zn))  in ubifs_destroy_tnc_subtree()
245 			kfree(zn);  in ubifs_destroy_tnc_subtree()
249 		zn = ubifs_tnc_postorder_next(c, zn);  in ubifs_destroy_tnc_subtree()