diff --git a/drivers/isdn/mISDN/layer2.c b/drivers/isdn/mISDN/layer2.c
index 4ae75053c9d..9e1610f40e1 100644
--- a/drivers/isdn/mISDN/layer2.c
+++ b/drivers/isdn/mISDN/layer2.c
@@ -1640,7 +1640,7 @@ l2_tei_remove(struct FsmInst *fi, int event, void *arg)
 }
 
 static void
-l2_st14_persistant_da(struct FsmInst *fi, int event, void *arg)
+l2_st14_persistent_da(struct FsmInst *fi, int event, void *arg)
 {
 	struct layer2 *l2 = fi->userdata;
 	struct sk_buff *skb = arg;
@@ -1654,7 +1654,7 @@ l2_st14_persistant_da(struct FsmInst *fi, int event, void *arg)
 }
 
 static void
-l2_st5_persistant_da(struct FsmInst *fi, int event, void *arg)
+l2_st5_persistent_da(struct FsmInst *fi, int event, void *arg)
 {
 	struct layer2 *l2 = fi->userdata;
 	struct sk_buff *skb = arg;
@@ -1671,7 +1671,7 @@ l2_st5_persistant_da(struct FsmInst *fi, int event, void *arg)
 }
 
 static void
-l2_st6_persistant_da(struct FsmInst *fi, int event, void *arg)
+l2_st6_persistent_da(struct FsmInst *fi, int event, void *arg)
 {
 	struct layer2 *l2 = fi->userdata;
 	struct sk_buff *skb = arg;
@@ -1685,7 +1685,7 @@ l2_st6_persistant_da(struct FsmInst *fi, int event, void *arg)
 }
 
 static void
-l2_persistant_da(struct FsmInst *fi, int event, void *arg)
+l2_persistent_da(struct FsmInst *fi, int event, void *arg)
 {
 	struct layer2 *l2 = fi->userdata;
 	struct sk_buff *skb = arg;
@@ -1829,14 +1829,14 @@ static struct FsmNode L2FnList[] =
 	{ST_L2_6, EV_L2_FRAME_ERROR, l2_frame_error},
 	{ST_L2_7, EV_L2_FRAME_ERROR, l2_frame_error_reest},
 	{ST_L2_8, EV_L2_FRAME_ERROR, l2_frame_error_reest},
-	{ST_L2_1, EV_L1_DEACTIVATE, l2_st14_persistant_da},
+	{ST_L2_1, EV_L1_DEACTIVATE, l2_st14_persistent_da},
 	{ST_L2_2, EV_L1_DEACTIVATE, l2_st24_tei_remove},
 	{ST_L2_3, EV_L1_DEACTIVATE, l2_st3_tei_remove},
-	{ST_L2_4, EV_L1_DEACTIVATE, l2_st14_persistant_da},
-	{ST_L2_5, EV_L1_DEACTIVATE, l2_st5_persistant_da},
-	{ST_L2_6, EV_L1_DEACTIVATE, l2_st6_persistant_da},
-	{ST_L2_7, EV_L1_DEACTIVATE, l2_persistant_da},
-	{ST_L2_8, EV_L1_DEACTIVATE, l2_persistant_da},
+	{ST_L2_4, EV_L1_DEACTIVATE, l2_st14_persistent_da},
+	{ST_L2_5, EV_L1_DEACTIVATE, l2_st5_persistent_da},
+	{ST_L2_6, EV_L1_DEACTIVATE, l2_st6_persistent_da},
+	{ST_L2_7, EV_L1_DEACTIVATE, l2_persistent_da},
+	{ST_L2_8, EV_L1_DEACTIVATE, l2_persistent_da},
 };
 
 static int