[ALSA] arm header fix

Cc: Takashi Iwai <tiwai@suse.de>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NJaroslav Kysela <perex@suse.cz>

sound/arm/aaci.h

@@ -228,7 +228,7 @@ struct aaci {
 
 	/* AC'97 */
 	struct mutex		ac97_sem;
-	ac97_bus_t		*ac97_bus;
+	struct snd_ac97_bus	*ac97_bus;
 
 	u32			maincr;
 	spinlock_t		lock;