diff options
Diffstat (limited to 'drivers/tty/tty_buffer.c')
| -rw-r--r-- | drivers/tty/tty_buffer.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c index 57f8f538694..30a0d306ffd 100644 --- a/drivers/tty/tty_buffer.c +++ b/drivers/tty/tty_buffer.c @@ -484,7 +484,8 @@ static void flush_to_ldisc(struct work_struct *work) flag_buf = head->flag_buf_ptr + head->read; head->read += count; spin_unlock_irqrestore(&tty->buf.lock, flags); - disc->ops->receive_buf(tty, char_buf, + if (disc->ops->receive_buf) + disc->ops->receive_buf(tty, char_buf, flag_buf, count); spin_lock_irqsave(&tty->buf.lock, flags); /* Ldisc or user is trying to flush the buffers. |