diff options
| author |   Peter Hurley <peter@hurleysoftware.com> | 2013-06-15 09:01:00 -0400 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-06-17 12:59:35 -0700 |
| commit | 64e377dcd7d75c241d614458e9619d3445de44ef (patch) | |
| tree | e2a007a7920c5079d4e5ffbc4705fe23e08397dc /drivers/tty | |
| parent | n_tty: Buffer work should not reschedule itself (diff) | |
| download | linux-dev-64e377dcd7d75c241d614458e9619d3445de44ef.tar.xz linux-dev-64e377dcd7d75c241d614458e9619d3445de44ef.zip | |
tty: Reset itty for other pty
Commit 19ffd68f816878aed456d5e87697f43bd9e3bd2b
('pty: Remove redundant itty reset') introduced a regression
whereby the other pty's linkage is not cleared on teardown.
This triggers a false positive diagnostic in testing.
Properly reset the itty linkage.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Cc: stable <stable@vger.kernel.org> # 3.10
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/tty_io.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index bd88007fa6ea..366af832794b 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -1618,6 +1618,8 @@ static void release_tty(struct tty_struct *tty, int idx) tty_free_termios(tty); tty_driver_remove_tty(tty->driver, tty); tty->port->itty = NULL; + if (tty->link) + tty->link->port->itty = NULL; cancel_work_sync(&tty->port->buf.work); if (tty->link) |