diff options
Diffstat (limited to 'drivers/usb/serial/whiteheat.c')
| -rw-r--r-- | drivers/usb/serial/whiteheat.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c index a7c3c4734d83..557411c6e7c7 100644 --- a/drivers/usb/serial/whiteheat.c +++ b/drivers/usb/serial/whiteheat.c @@ -1434,7 +1434,9 @@ static void rx_data_softint(void *private) urb = wrap->urb; if (tty && urb->actual_length) { - if (urb->actual_length > TTY_FLIPBUF_SIZE - tty->flip.count) { + int len = tty_buffer_request_room(tty, urb->actual_length); + /* This stuff can go away now I suspect */ + if (unlikely(len < urb->actual_length)) { spin_lock_irqsave(&info->lock, flags); list_add(tmp, &info->rx_urb_q); spin_unlock_irqrestore(&info->lock, flags); @@ -1442,11 +1444,8 @@ static void rx_data_softint(void *private) schedule_work(&info->rx_work); return; } - - memcpy(tty->flip.char_buf_ptr, urb->transfer_buffer, urb->actual_length); - tty->flip.char_buf_ptr += urb->actual_length; - tty->flip.count += urb->actual_length; - sent += urb->actual_length; + tty_insert_flip_string(tty, urb->transfer_buffer, len); + sent += len; } urb->dev = port->serial->dev; |