159 	struct bpf_prog_info prog_info;  in find_metadata()  local
170 	memset(&prog_info, 0, sizeof(prog_info));  in find_metadata()
171 	prog_info_len = sizeof(prog_info);  in find_metadata()
172 	ret = bpf_obj_get_info_by_fd(prog_fd, &prog_info, &prog_info_len);  in find_metadata()
176 	if (!prog_info.nr_map_ids)  in find_metadata()
179 	map_ids = calloc(prog_info.nr_map_ids, sizeof(__u32));  in find_metadata()
183 	nr_maps = prog_info.nr_map_ids;  in find_metadata()
184 	memset(&prog_info, 0, sizeof(prog_info));  in find_metadata()
185 	prog_info.nr_map_ids = nr_maps;  in find_metadata()
186 	prog_info.map_ids = ptr_to_u64(map_ids);  in find_metadata()
187 	prog_info_len = sizeof(prog_info);  in find_metadata()
189 	ret = bpf_obj_get_info_by_fd(prog_fd, &prog_info, &prog_info_len);  in find_metadata()
193 	for (i = 0; i < prog_info.nr_map_ids; i++) {  in find_metadata()