ALSA: fix section mismatch in the sound_core

The __exit cleanup_oss_soundcore() is called from
the __init init_soundcore(). This causes section mismatch
and breaks kernel's linking on sparc64.

Remove the __exit attribute from the cleanup_oss_soundcore().
Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

sound/sound_core.c

@@ -13,7 +13,7 @@
 
 #ifdef CONFIG_SOUND_OSS_CORE
 static int __init init_oss_soundcore(void);
-static void __exit cleanup_oss_soundcore(void);
+static void cleanup_oss_soundcore(void);
 #else
 static inline int init_oss_soundcore(void)	{ return 0; }
 static inline void cleanup_oss_soundcore(void)	{ }
@@ -574,7 +574,7 @@ int soundcore_open(struct inode *inode, struct file *file)
 
 MODULE_ALIAS_CHARDEV_MAJOR(SOUND_MAJOR);
 
-static void __exit cleanup_oss_soundcore(void)
+static void cleanup_oss_soundcore(void)
 {
 	/* We have nothing to really do here - we know the lists must be
 	   empty */