1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/isdn/gigaset/ser-gigaset.c b/drivers/isdn/gigaset/ser-gigaset.c
index 0ef09d0eb96..86a5c4f7775 100644
--- a/drivers/isdn/gigaset/ser-gigaset.c
+++ b/drivers/isdn/gigaset/ser-gigaset.c
@@ -440,7 +440,7 @@ static int gigaset_set_modem_ctrl(struct cardstate *cs, unsigned old_state,
         if (!set && !clear)
                 return 0;
         gig_dbg(DEBUG_IF, "tiocmset set %x clear %x", set, clear);
-        return tty->ops->tiocmset(tty, NULL, set, clear);
+        return tty->ops->tiocmset(tty, set, clear);
 }
 
 static int gigaset_baud_rate(struct cardstate *cs, unsigned cflag)