+
+fail_free_irq:
+ free_irq(IRQ_AMIGA_TBE, state);
+fail_unregister:
+ tty_unregister_driver(serial_driver);
+fail_release_mem_region:
+ release_mem_region(CUSTOM_PHYSADDR+0x30, 4);
+fail_put_tty_driver:
+ put_tty_driver(serial_driver);
+ return error;