745 	struct f_serial_opts *opts;  in acm_alloc_func()  local
766 	opts = container_of(fi, struct f_serial_opts, func_inst);  in acm_alloc_func()
767 	acm->port_num = opts->port_num;  in acm_alloc_func()
785 	struct f_serial_opts *opts = to_f_serial_opts(item);  in f_acm_attr_show()  local
791 		ret = f_serial_opts_attr->show(opts, page);  in f_acm_attr_show()
797 	struct f_serial_opts *opts = to_f_serial_opts(item);  in acm_attr_release()  local
799 	usb_put_function_instance(&opts->func_inst);  in acm_attr_release()
807 static ssize_t f_acm_port_num_show(struct f_serial_opts *opts, char *page)  in f_acm_port_num_show()  argument
809 	return sprintf(page, "%u\n", opts->port_num);  in f_acm_port_num_show()
829 	struct f_serial_opts *opts;  in acm_free_instance()  local
831 	opts = container_of(fi, struct f_serial_opts, func_inst);  in acm_free_instance()
832 	gserial_free_line(opts->port_num);  in acm_free_instance()
833 	kfree(opts);  in acm_free_instance()
838 	struct f_serial_opts *opts;  in acm_alloc_instance()  local
841 	opts = kzalloc(sizeof(*opts), GFP_KERNEL);  in acm_alloc_instance()
842 	if (!opts)  in acm_alloc_instance()
844 	opts->func_inst.free_func_inst = acm_free_instance;  in acm_alloc_instance()
845 	ret = gserial_alloc_line(&opts->port_num);  in acm_alloc_instance()
847 		kfree(opts);  in acm_alloc_instance()
850 	config_group_init_type_name(&opts->func_inst.group, "",  in acm_alloc_instance()
852 	return &opts->func_inst;  in acm_alloc_instance()