126 } ports[MAX_U_SERIAL_PORTS];  variable
735 		mutex_lock(&ports[port_num].lock);  in gs_open()
736 		port = ports[port_num].port;  in gs_open()
758 		mutex_unlock(&ports[port_num].lock);  in gs_open()
1039 	mutex_lock(&ports[port_num].lock);  in gs_port_alloc()
1040 	if (ports[port_num].port) {  in gs_port_alloc()
1065 	ports[port_num].port = port;  in gs_port_alloc()
1067 	mutex_unlock(&ports[port_num].lock);  in gs_port_alloc()
1095 	mutex_lock(&ports[port_num].lock);  in gserial_free_line()
1096 	if (WARN_ON(!ports[port_num].port)) {  in gserial_free_line()
1097 		mutex_unlock(&ports[port_num].lock);  in gserial_free_line()
1100 	port = ports[port_num].port;  in gserial_free_line()
1101 	ports[port_num].port = NULL;  in gserial_free_line()
1102 	mutex_unlock(&ports[port_num].lock);  in gserial_free_line()
1134 	tty_dev = tty_port_register_device(&ports[port_num].port->port,  in gserial_alloc_line()
1142 		mutex_lock(&ports[port_num].lock);  in gserial_alloc_line()
1143 		port = ports[port_num].port;  in gserial_alloc_line()
1144 		ports[port_num].port = NULL;  in gserial_alloc_line()
1145 		mutex_unlock(&ports[port_num].lock);  in gserial_alloc_line()
1185 	port = ports[port_num].port;  in gserial_connect()
1322 		mutex_init(&ports[i].lock);  in userial_init()