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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-04-23 16:07:15 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-04-23 16:07:15 -0700 |
| commit | 57eb13a9e8f5d45a95d64da2174528666240031d (patch) | |
| tree | 71aa69d108c3050a132c1181cb9b4a9eb69ac04e /drivers/tty/n_tty.c | |
| parent | 04bb1719c4de94700056241d4c0fe3c1413f5aff (diff) | |
| parent | 96a938aa214e965d5b4a2f10443b29cad14289b9 (diff) | |
Merge branch 'ib-chrome-platform-input-atmel-mx-ts-platform-removal' of git://git.kernel.org/pub/scm/linux/kernel/git/bleung/chrome-platform into next
Sync up with chrome-platform to bring in changes to Atmel touch
controller.
Diffstat (limited to 'drivers/tty/n_tty.c')
| -rw-r--r-- | drivers/tty/n_tty.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 5c0e59e8fe46..cbe98bc2b998 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -2180,6 +2180,12 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, } if (tty_hung_up_p(file)) break; + /* + * Abort readers for ttys which never actually + * get hung up. See __tty_hangup(). + */ + if (test_bit(TTY_HUPPING, &tty->flags)) + break; if (!timeout) break; if (file->f_flags & O_NONBLOCK) { |