summaryrefslogtreecommitdiffstats
path: root/drivers/usb/serial/mct_u232.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb/serial/mct_u232.c')
-rw-r--r--drivers/usb/serial/mct_u232.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c
index 0ded8bd6ec8..9b2cef81cde 100644
--- a/drivers/usb/serial/mct_u232.c
+++ b/drivers/usb/serial/mct_u232.c
@@ -563,10 +563,11 @@ static void mct_u232_read_int_callback(struct urb *urb)
* Work-a-round: handle the 'usual' bulk-in pipe here
*/
if (urb->transfer_buffer_length > 2) {
- tty = port->port.tty;
+ tty = tty_port_tty_get(&port->port);
if (urb->actual_length) {
tty_insert_flip_string(tty, data, urb->actual_length);
tty_flip_buffer_push(tty);
+ tty_kref_put(tty);
}
goto exit;
}
@@ -591,7 +592,7 @@ static void mct_u232_read_int_callback(struct urb *urb)
* to look in to this before committing any code.
*/
if (priv->last_lsr & MCT_U232_LSR_ERR) {
- tty = port->port.tty;
+ tty = tty_port_tty_get(&port->port);
/* Overrun Error */
if (priv->last_lsr & MCT_U232_LSR_OE) {
}
@@ -604,6 +605,7 @@ static void mct_u232_read_int_callback(struct urb *urb)
/* Break Indicator */
if (priv->last_lsr & MCT_U232_LSR_BI) {
}
+ tty_kref_put(tty);
}
#endif
spin_unlock_irqrestore(&priv->lock, flags);