diff --git a/drivers/isdn/capi/capiutil.c b/drivers/isdn/capi/capiutil.c
index ad1e2702c2d1734b00d74678ab2295e350e10274..22379b94e88f0f0a2bdaec108f3dfbb9a187d749 100644
--- a/drivers/isdn/capi/capiutil.c
+++ b/drivers/isdn/capi/capiutil.c
@@ -855,7 +855,7 @@ static _cdebbuf *g_debbuf;
 static u_long g_debbuf_lock;
 static _cmsg *g_cmsg;
 
-_cdebbuf *cdebbuf_alloc(void)
+static _cdebbuf *cdebbuf_alloc(void)
 {
 	_cdebbuf *cdb;
 
@@ -989,11 +989,6 @@ _cdebbuf *capi_cmsg2str(_cmsg * cmsg)
 	return &g_debbuf;
 }
 
-_cdebbuf *cdebbuf_alloc(void)
-{
-	return &g_debbuf;
-}
-
 void cdebbuf_free(_cdebbuf *cdb)
 {
 }
@@ -1009,7 +1004,6 @@ void __exit cdebug_exit(void)
 
 #endif
 
-EXPORT_SYMBOL(cdebbuf_alloc);
 EXPORT_SYMBOL(cdebbuf_free);
 EXPORT_SYMBOL(capi_cmsg2message);
 EXPORT_SYMBOL(capi_message2cmsg);
diff --git a/include/linux/isdn/capiutil.h b/include/linux/isdn/capiutil.h
index 63bd9cf821a763953cd94243d385a74e8672ee5c..5a52f2c94f3f68530466c349024220c255068b4d 100644
--- a/include/linux/isdn/capiutil.h
+++ b/include/linux/isdn/capiutil.h
@@ -187,7 +187,6 @@ typedef struct {
 #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);