1 files changed, 3 insertions, 11 deletions

diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c
index 20b7e7a1190f..e2b539675b66 100644
--- a/drivers/isdn/gigaset/interface.c
+++ b/drivers/isdn/gigaset/interface.c
@@ -134,7 +134,7 @@ static int if_open(struct tty_struct *tty, struct file *filp)
 
         if (cs->port.count == 1) {
                 tty_port_tty_set(&cs->port, tty);
-                tty->low_latency = 1;
+                cs->port.low_latency = 1;
         }
 
         mutex_unlock(&cs->mutex);
@@ -546,16 +546,8 @@ void gigaset_if_free(struct cardstate *cs)
 void gigaset_if_receive(struct cardstate *cs,
                         unsigned char *buffer, size_t len)
 {
-        struct tty_struct *tty = tty_port_tty_get(&cs->port);
-
-        if (tty == NULL) {
-                gig_dbg(DEBUG_IF, "receive on closed device");
-                return;
-        }
-
-        tty_insert_flip_string(tty, buffer, len);
-        tty_flip_buffer_push(tty);
-        tty_kref_put(tty);
+        tty_insert_flip_string(&cs->port, buffer, len);
+        tty_flip_buffer_push(&cs->port);
 }
 EXPORT_SYMBOL_GPL(gigaset_if_receive);