From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Hurley Subject: [PATCH] tty: Reset itty for other pty Date: Sat, 15 Jun 2013 09:01:00 -0400 Message-ID: <1371301260-4535-1-git-send-email-peter@hurleysoftware.com> References: <1360098530-7018-1-git-send-email-peter@hurleysoftware.com> Return-path: Received: from mailout02.c08.mtsvc.net ([205.186.168.190]:42012 "EHLO mailout02.c08.mtsvc.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752009Ab3FONBT (ORCPT ); Sat, 15 Jun 2013 09:01:19 -0400 In-Reply-To: <1360098530-7018-1-git-send-email-peter@hurleysoftware.com> Sender: linux-serial-owner@vger.kernel.org List-Id: linux-serial@vger.kernel.org To: Greg Kroah-Hartman , Jiri Slaby Cc: linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, Peter Hurley 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 --- drivers/tty/tty_io.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index b83c5c5..2174698 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -1616,6 +1616,8 @@ 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) -- 1.8.1.2