2 files changed, 9 insertions, 18 deletions

diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index c9191871c1e0..0a387f2eb7a9 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -617,14 +617,7 @@ static void rfcomm_tty_wakeup(unsigned long arg)
                 return;
 
         BT_DBG("dev %p tty %p", dev, tty);
-
-        if (test_bit(TTY_DO_WRITE_WAKEUP, &tty->flags) && tty->ldisc.write_wakeup)
-                (tty->ldisc.write_wakeup)(tty);
-
-        wake_up_interruptible(&tty->write_wait);
-#ifdef SERIAL_HAVE_POLL_WAIT
-        wake_up_interruptible(&tty->poll_wait);
-#endif
+        tty_wakeup(tty);
 }
 
 static int rfcomm_tty_open(struct tty_struct *tty, struct file *filp)
@@ -1005,9 +998,7 @@ static void rfcomm_tty_flush_buffer(struct tty_struct *tty)
                 return;
 
         skb_queue_purge(&dev->dlc->tx_queue);
-
-        if (test_bit(TTY_DO_WRITE_WAKEUP, &tty->flags) && tty->ldisc.write_wakeup)
-                tty->ldisc.write_wakeup(tty);
+        tty_wakeup(tty);
 }
 
 static void rfcomm_tty_send_xchar(struct tty_struct *tty, char ch)
diff --git a/net/irda/ircomm/ircomm_tty.c b/net/irda/ircomm/ircomm_tty.c
index 76c3057d0179..e4e2caeb9d82 100644
--- a/net/irda/ircomm/ircomm_tty.c
+++ b/net/irda/ircomm/ircomm_tty.c
@@ -650,12 +650,7 @@ static void ircomm_tty_do_softint(struct work_struct *work)
         }
 
         /* Check if user (still) wants to be waken up */
-        if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
-            tty->ldisc.write_wakeup)
-        {
-                (tty->ldisc.write_wakeup)(tty);
-        }
-        wake_up_interruptible(&tty->write_wait);
+        tty_wakeup(tty);
 }
 
 /*
@@ -1141,6 +1136,7 @@ static int ircomm_tty_data_indication(void *instance, void *sap,
                                       struct sk_buff *skb)
 {
         struct ircomm_tty_cb *self = (struct ircomm_tty_cb *) instance;
+        struct tty_ldisc *ld;
 
         IRDA_DEBUG(2, "%s()\n", __func__ );
 
@@ -1173,7 +1169,11 @@ static int ircomm_tty_data_indication(void *instance, void *sap,
          * involve the flip buffers, since we are not running in an interrupt
          * handler
          */
-        self->tty->ldisc.receive_buf(self->tty, skb->data, NULL, skb->len);
+
+        ld = tty_ldisc_ref(self->tty);
+        if (ld)
+                ld->ops->receive_buf(self->tty, skb->data, NULL, skb->len);
+        tty_ldisc_deref(ld);
 
         /* No need to kfree_skb - see ircomm_ttp_data_indication() */