1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/isdn/hardware/avm/c4.c b/drivers/isdn/hardware/avm/c4.c
index fa6b93b1a42d..724aac2c1cca 100644
--- a/drivers/isdn/hardware/avm/c4.c
+++ b/drivers/isdn/hardware/avm/c4.c
@@ -885,7 +885,7 @@ static int c4_load_firmware(struct capi_ctr *ctrl, capiloaddata *data)
 }
 
 
-void c4_reset_ctr(struct capi_ctr *ctrl)
+static void c4_reset_ctr(struct capi_ctr *ctrl)
 {
         avmcard *card = ((avmctrl_info *)(ctrl->driverdata))->card;
         avmctrl_info *cinfo;
@@ -933,7 +933,7 @@ static void c4_remove(struct pci_dev *pdev)
 /* ------------------------------------------------------------- */
 
 
-void c4_register_appl(struct capi_ctr *ctrl,
+static void c4_register_appl(struct capi_ctr *ctrl,
                                 u16 appl,
                                 capi_register_params *rp)
 {
@@ -978,7 +978,7 @@ void c4_register_appl(struct capi_ctr *ctrl,
 
 /* ------------------------------------------------------------- */
 
-void c4_release_appl(struct capi_ctr *ctrl, u16 appl)
+static void c4_release_appl(struct capi_ctr *ctrl, u16 appl)
 {
         avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
         avmcard *card = cinfo->card;