249 	struct rb_node *parent = NULL, *tmp_node;  in f2fs_lookup_rb_tree_ret()  local
287 	tmp_node = parent;  in f2fs_lookup_rb_tree_ret()
289 		tmp_node = rb_next(parent);  in f2fs_lookup_rb_tree_ret()
290 	*next_entry = rb_entry_safe(tmp_node, struct rb_entry, rb_node);  in f2fs_lookup_rb_tree_ret()
292 	tmp_node = parent;  in f2fs_lookup_rb_tree_ret()
294 		tmp_node = rb_prev(parent);  in f2fs_lookup_rb_tree_ret()
295 	*prev_entry = rb_entry_safe(tmp_node, struct rb_entry, rb_node);  in f2fs_lookup_rb_tree_ret()
301 		tmp_node = rb_prev(&re->rb_node);  in f2fs_lookup_rb_tree_ret()
302 		*prev_entry = rb_entry_safe(tmp_node, struct rb_entry, rb_node);  in f2fs_lookup_rb_tree_ret()
306 		tmp_node = rb_next(&re->rb_node);  in f2fs_lookup_rb_tree_ret()
307 		*next_entry = rb_entry_safe(tmp_node, struct rb_entry, rb_node);  in f2fs_lookup_rb_tree_ret()