Comment 75 for bug 202490

It is failing to compile. I get:

drivers/built-in.o: In function `sm_remove_dev':
sm_ftl.c:(.text+0xc8ddc): undefined reference to `del_mtd_blktrans_dev'
drivers/built-in.o: In function `sm_add_mtd':
sm_ftl.c:(.text+0xc9da8): undefined reference to `add_mtd_blktrans_dev'
drivers/built-in.o: In function `sm_module_init':
sm_ftl.c:(.init.text+0x69eb): undefined reference to `register_mtd_blktrans'
drivers/built-in.o: In function `sm_module_exit':
sm_ftl.c:(.exit.text+0x7e6): undefined reference to `deregister_mtd_blktrans'