105 	struct rb_node *parent = NULL, *tmp_node;  in f2fs_lookup_rb_tree_ret()  local
143 	tmp_node = parent;  in f2fs_lookup_rb_tree_ret()
145 		tmp_node = rb_next(parent);  in f2fs_lookup_rb_tree_ret()
146 	*next_entry = rb_entry_safe(tmp_node, struct rb_entry, rb_node);  in f2fs_lookup_rb_tree_ret()
148 	tmp_node = parent;  in f2fs_lookup_rb_tree_ret()
150 		tmp_node = rb_prev(parent);  in f2fs_lookup_rb_tree_ret()
151 	*prev_entry = rb_entry_safe(tmp_node, struct rb_entry, rb_node);  in f2fs_lookup_rb_tree_ret()
157 		tmp_node = rb_prev(&re->rb_node);  in f2fs_lookup_rb_tree_ret()
158 		*prev_entry = rb_entry_safe(tmp_node, struct rb_entry, rb_node);  in f2fs_lookup_rb_tree_ret()
162 		tmp_node = rb_next(&re->rb_node);  in f2fs_lookup_rb_tree_ret()
163 		*next_entry = rb_entry_safe(tmp_node, struct rb_entry, rb_node);  in f2fs_lookup_rb_tree_ret()