diff options
Diffstat (limited to 'drivers/tty/tty_jobctrl.c')
| -rw-r--r-- | drivers/tty/tty_jobctrl.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/tty/tty_jobctrl.c b/drivers/tty/tty_jobctrl.c index 86070f772aa0..5b4ab1637689 100644 --- a/drivers/tty/tty_jobctrl.c +++ b/drivers/tty/tty_jobctrl.c @@ -204,8 +204,10 @@ int tty_signal_session_leader(struct tty_struct *tty, int exit_session) spin_lock_irq(&p->sighand->siglock); if (p->signal->tty == tty) { p->signal->tty = NULL; - /* We defer the dereferences outside fo - the tasklist lock */ + /* + * We defer the dereferences outside of + * the tasklist lock. + */ refs++; } if (!p->signal->leader) { @@ -328,9 +330,11 @@ void disassociate_ctty(int on_exit) */ void no_tty(void) { - /* FIXME: Review locking here. The tty_lock never covered any race - between a new association and proc_clear_tty but possible we need - to protect against this anyway */ + /* + * FIXME: Review locking here. The tty_lock never covered any race + * between a new association and proc_clear_tty but possibly we need + * to protect against this anyway. + */ struct task_struct *tsk = current; disassociate_ctty(0); @@ -536,7 +540,7 @@ static int tiocgsid(struct tty_struct *tty, struct tty_struct *real_tty, pid_t _ /* * (tty == real_tty) is a cheap way of * testing if the tty is NOT a master pty. - */ + */ if (tty == real_tty && current->signal->tty != real_tty) return -ENOTTY; |