331 		goto exit;  in tower_open()
340 		goto exit;  in tower_open()
347 		goto exit;  in tower_open()
408 exit:  in tower_open()
430 		goto exit;  in tower_release()
445 		goto exit;  in tower_release()
458 exit:  in tower_release()
560 		goto exit;  in tower_read()
627 exit:  in tower_read()
646 		goto exit;  in tower_write()
710 exit:  in tower_write()
731 			goto exit;  in tower_interrupt_in_callback()
767 exit:  in tower_interrupt_in_callback()
822 		goto exit;  in tower_probe()
940 exit:  in tower_probe()