diff options
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/tty_io.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c index ea18a129b0b..59499ee0fe6 100644 --- a/drivers/char/tty_io.c +++ b/drivers/char/tty_io.c @@ -1389,7 +1389,7 @@ EXPORT_SYMBOL(tty_shutdown); * of ttys that the driver keeps. * * This method gets called from a work queue so that the driver private - * shutdown ops can sleep (needed for USB at least) + * cleanup ops can sleep (needed for USB at least) */ static void release_one_tty(struct work_struct *work) { @@ -1397,10 +1397,9 @@ static void release_one_tty(struct work_struct *work) container_of(work, struct tty_struct, hangup_work); struct tty_driver *driver = tty->driver; - if (tty->ops->shutdown) - tty->ops->shutdown(tty); - else - tty_shutdown(tty); + if (tty->ops->cleanup) + tty->ops->cleanup(tty); + tty->magic = 0; tty_driver_kref_put(driver); module_put(driver->owner); @@ -1415,6 +1414,12 @@ static void release_one_tty(struct work_struct *work) static void queue_release_one_tty(struct kref *kref) { struct tty_struct *tty = container_of(kref, struct tty_struct, kref); + + if (tty->ops->shutdown) + tty->ops->shutdown(tty); + else + tty_shutdown(tty); + /* 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); |