make drivers/isdn/capi/capiutil.c:cdebbuf_alloc() static

Signed-off-by: Adrian Bunk <[e-mail]>
Acked-by: Karsten Keil <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

drivers/isdn/capi/capiutil.c

···
 static u_long g_debbuf_lock;
 static _cmsg *g_cmsg;
 
-_cdebbuf *cdebbuf_alloc(void)
+static _cdebbuf *cdebbuf_alloc(void)
 {
 	_cdebbuf *cdb;
 
···
 	return &g_debbuf;
 }
 
-_cdebbuf *cdebbuf_alloc(void)
-{
-	return &g_debbuf;
-}
-
 void cdebbuf_free(_cdebbuf *cdb)
 {
 }
···
 
 #endif
 
-EXPORT_SYMBOL(cdebbuf_alloc);
 EXPORT_SYMBOL(cdebbuf_free);
 EXPORT_SYMBOL(capi_cmsg2message);
 EXPORT_SYMBOL(capi_message2cmsg);

include/linux/isdn/capiutil.h

···
 #define	CDEBUG_SIZE	1024
 #define	CDEBUG_GSIZE	4096
 
-_cdebbuf *cdebbuf_alloc(void);
 void cdebbuf_free(_cdebbuf *cdb);
 int cdebug_init(void);
 void cdebug_exit(void);