| From | Peter Hurley <> | Subject | [PATCH v2 02/11] tty: WARN if buffer work racing with tty free | Date | Fri, 14 Dec 2012 13:22:41 -0500 |
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Signed-off-by: Peter Hurley <peter@hurleysoftware.com> --- 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 78c3000..3d2b6d7 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -1511,6 +1511,8 @@ static void queue_release_one_tty(struct kref *kref) { struct tty_struct *tty = container_of(kref, struct tty_struct, kref); + WARN_ON(work_pending(&tty->port->buf.work)); + /* The hangup queue is now free so we can reuse it rather than waste a chunk of memory for each port */ INIT_WORK(&tty->hangup_work, release_one_tty); -- 1.8.0.1
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