This patch fixes the following bugs:
- __exit unregister_ioregion and unregister_drivers were called by
  __init isicom_init
- __init isicom_init was called by __devinit isicom_setup

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>