[ALSA] semaphore -> mutex (core part)

Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/include/sound/pcm_oss.h b/include/sound/pcm_oss.h
index d6ec886..bff0778e 100644
--- a/include/sound/pcm_oss.h
+++ b/include/sound/pcm_oss.h
@@ -75,7 +75,7 @@
 
 struct snd_pcm_oss_stream {
 	struct snd_pcm_oss_setup *setup_list;	/* setup list */
-        struct semaphore setup_mutex;
+	struct mutex setup_mutex;
 	struct snd_info_entry *proc_entry;
 };