The patch below does the following cleanups in each if the five changed
C files:
- #ifndef MODULE: remove unused setup function
- make a needlessly global struct static
- pf.c: pf_init_units can be static and __init

After this cleanup, setup.h is completely unused and therefore removed.
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>