[PATCH] drivers/net/wireless/ipw2200: possible cleanups

This patch contains the following possible cleanups:
- make needlessly global functions static
- "extern inline" -> "static inline"
- #if 0 the unused global function ipw_led_activity_on()

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>