Merge tag 'tty-4.15-rc6' of git://

Pull TTY fix from Greg KH:
 "Here is a single tty fix for a reported issue that you wrote the patch
  for :)

  It's been in linux-next for a week or so with no reported issues"

* tag 'tty-4.15-rc6' of git://
  n_tty: fix EXTPROC vs ICANON interaction with TIOCINQ (aka FIONREAD)