[PATCH] sound/oss/: cleanups

This patch contains cleanups including the following:
- make needlessly global code static

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/sound/oss/ad1816.c b/sound/oss/ad1816.c
index 22dae5d..95586de 100644
--- a/sound/oss/ad1816.c
+++ b/sound/oss/ad1816.c
@@ -592,7 +592,7 @@
   {{reg_l, pola_l, pos_l, len_l}, {reg_r, pola_r, pos_r, len_r}}
 
 
-mixer_ent mix_devices[SOUND_MIXER_NRDEVICES][2] = {
+static mixer_ent mix_devices[SOUND_MIXER_NRDEVICES][2] = {
 MIX_ENT(SOUND_MIXER_VOLUME,	14, 1, 8, 5,	14, 1, 0, 5),
 MIX_ENT(SOUND_MIXER_BASS,	 0, 0, 0, 0,	 0, 0, 0, 0),
 MIX_ENT(SOUND_MIXER_TREBLE,	 0, 0, 0, 0,	 0, 0, 0, 0),