diff options
| -rw-r--r-- | sys/kern/tty.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/sys/kern/tty.c b/sys/kern/tty.c index b3968c5..333378c 100644 --- a/sys/kern/tty.c +++ b/sys/kern/tty.c @@ -1055,13 +1055,13 @@ tty_rel_free(struct tty *tp) tp->t_dev = NULL; tty_unlock(tp); - sx_xlock(&tty_list_sx); - TAILQ_REMOVE(&tty_list, tp, t_list); - tty_list_count--; - sx_xunlock(&tty_list_sx); - - if (dev != NULL) + if (dev != NULL) { + sx_xlock(&tty_list_sx); + TAILQ_REMOVE(&tty_list, tp, t_list); + tty_list_count--; + sx_xunlock(&tty_list_sx); destroy_dev_sched_cb(dev, tty_dealloc, tp); + } } void |
