diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index 0616353..12dee8e 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -60,12 +60,12 @@
 
 static struct class_simple *capi_class;
 
-int capi_major = 68;		/* allocated */
+static int capi_major = 68;		/* allocated */
 #ifdef CONFIG_ISDN_CAPI_MIDDLEWARE
 #define CAPINC_NR_PORTS	32
 #define CAPINC_MAX_PORTS	256
-int capi_ttymajor = 191;
-int capi_ttyminors = CAPINC_NR_PORTS;
+static int capi_ttymajor = 191;
+static int capi_ttyminors = CAPINC_NR_PORTS;
 #endif /* CONFIG_ISDN_CAPI_MIDDLEWARE */
 
 module_param_named(major, capi_major, uint, 0);
@@ -268,7 +268,7 @@
 	kfree(mp);
 }
 
-struct capiminor *capiminor_find(unsigned int minor)
+static struct capiminor *capiminor_find(unsigned int minor)
 {
 	struct list_head *l;
 	struct capiminor *p = NULL;
@@ -1166,7 +1166,7 @@
 	return room;
 }
 
-int capinc_tty_chars_in_buffer(struct tty_struct *tty)
+static int capinc_tty_chars_in_buffer(struct tty_struct *tty)
 {
 	struct capiminor *mp = (struct capiminor *)tty->driver_data;
 	if (!mp || !mp->nccip) {
diff --git a/drivers/isdn/capi/kcapi_proc.c b/drivers/isdn/capi/kcapi_proc.c
index 16dc541..2cc8b27 100644
--- a/drivers/isdn/capi/kcapi_proc.c
+++ b/drivers/isdn/capi/kcapi_proc.c
@@ -89,14 +89,14 @@
 	return 0;
 }
 
-struct seq_operations seq_controller_ops = {
+static struct seq_operations seq_controller_ops = {
 	.start	= controller_start,
 	.next	= controller_next,
 	.stop	= controller_stop,
 	.show	= controller_show,
 };
 
-struct seq_operations seq_contrstats_ops = {
+static struct seq_operations seq_contrstats_ops = {
 	.start	= controller_start,
 	.next	= controller_next,
 	.stop	= controller_stop,
@@ -192,14 +192,14 @@
 	return 0;
 }
 
-struct seq_operations seq_applications_ops = {
+static struct seq_operations seq_applications_ops = {
 	.start	= applications_start,
 	.next	= applications_next,
 	.stop	= applications_stop,
 	.show	= applications_show,
 };
 
-struct seq_operations seq_applstats_ops = {
+static struct seq_operations seq_applstats_ops = {
 	.start	= applications_start,
 	.next	= applications_next,
 	.stop	= applications_stop,
@@ -287,7 +287,7 @@
 	return 0;
 }
 
-struct seq_operations seq_capi_driver_ops = {
+static struct seq_operations seq_capi_driver_ops = {
 	.start	= capi_driver_start,
 	.next	= capi_driver_next,
 	.stop	= capi_driver_stop,
diff --git a/drivers/isdn/divert/isdn_divert.c b/drivers/isdn/divert/isdn_divert.c
index 1eb1122..0bfd698 100644
--- a/drivers/isdn/divert/isdn_divert.c
+++ b/drivers/isdn/divert/isdn_divert.c
@@ -383,7 +383,7 @@
 /*************************************************/
 /* called from common module on an incoming call */
 /*************************************************/
-int isdn_divert_icall(isdn_ctrl *ic)
+static int isdn_divert_icall(isdn_ctrl *ic)
 { int retval = 0;
   unsigned long flags;
   struct call_struc *cs = NULL; 
@@ -552,7 +552,7 @@
 /****************************************************/
 /* put a address including address type into buffer */
 /****************************************************/
-int put_address(char *st, u_char *p, int len)
+static int put_address(char *st, u_char *p, int len)
 { u_char retval = 0;
   u_char adr_typ = 0; /* network standard */
 
@@ -595,7 +595,7 @@
 /*************************************/
 /* report a succesfull interrogation */
 /*************************************/
-int interrogate_success(isdn_ctrl *ic, struct call_struc *cs)
+static int interrogate_success(isdn_ctrl *ic, struct call_struc *cs)
 { char *src = ic->parm.dss1_io.data;
   int restlen = ic->parm.dss1_io.datalen;
   int cnt = 1;
@@ -689,7 +689,7 @@
 /*********************************************/
 /* callback for protocol specific extensions */
 /*********************************************/
-int prot_stat_callback(isdn_ctrl *ic)
+static int prot_stat_callback(isdn_ctrl *ic)
 { struct call_struc *cs, *cs1;
   int i;
   unsigned long flags;
@@ -781,7 +781,7 @@
 /***************************/
 /* status callback from HL */
 /***************************/
-int isdn_divert_stat_callback(isdn_ctrl *ic)
+static int isdn_divert_stat_callback(isdn_ctrl *ic)
 { struct call_struc *cs, *cs1;
   unsigned long flags;
   int retval;