n_tty: Correct unthrottle-with-buffer-flush comments

The driver is no longer unthrottled on buffer reset, so remove
comments that claim it is.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index 15f7195f4b4c888b97f14016608bbd5038fe26c4..0d3f715de7d2c990416ebcdf7850977ce5a6b914 100644 (file)
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -198,9 +198,8 @@ static void put_tty_queue(unsigned char c, struct n_tty_data *ldata)
  *     reset_buffer_flags      -       reset buffer state
  *     @tty: terminal to reset
  *
- *     Reset the read buffer counters, clear the flags,
- *     and make sure the driver is unthrottled. Called
- *     from n_tty_open() and n_tty_flush_buffer().
+ *     Reset the read buffer counters and clear the flags.
+ *     Called from n_tty_open() and n_tty_flush_buffer().
  *
  *     Locking: tty_read_lock for read fields.
  */
@@ -239,17 +238,15 @@ static void n_tty_packet_mode_flush(struct tty_struct *tty)
  *     n_tty_flush_buffer      -       clean input queue
  *     @tty:   terminal device
  *
- *     Flush the input buffer. Called when the line discipline is
- *     being closed, when the tty layer wants the buffer flushed (eg
- *     at hangup) or when the N_TTY line discipline internally has to
- *     clean the pending queue (for example some signals).
+ *     Flush the input buffer. Called when the tty layer wants the
+ *     buffer flushed (eg at hangup) or when the N_TTY line discipline
+ *     internally has to clean the pending queue (for example some signals).
  *
  *     Locking: ctrl_lock, read_lock.
  */
 
 static void n_tty_flush_buffer(struct tty_struct *tty)
 {
-       /* clear everything and unthrottle the driver */
        reset_buffer_flags(tty);
 
        if (tty->link)