diff options
author | Ingo Molnar <mingo@kernel.org> | 2017-10-24 13:17:20 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@kernel.org> | 2017-10-24 13:17:20 +0200 |
commit | 9babb091e0ec84f7503fde0a2d9a2a16a0f48e3c (patch) | |
tree | 9b6f07288b9ca9d8444414cd7da291d7c4731da7 /drivers/tty/tty_ldisc.c | |
parent | 5cdda5117e125e0dbb020425cc55a4c143c6febc (diff) | |
parent | bb176f67090ca54869fc1262c913aa69d2ede070 (diff) | |
download | op-kernel-dev-9babb091e0ec84f7503fde0a2d9a2a16a0f48e3c.zip op-kernel-dev-9babb091e0ec84f7503fde0a2d9a2a16a0f48e3c.tar.gz |
Merge tag 'v4.14-rc6' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/tty/tty_ldisc.c')
-rw-r--r-- | drivers/tty/tty_ldisc.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c index 2fe216b..84a8ac2 100644 --- a/drivers/tty/tty_ldisc.c +++ b/drivers/tty/tty_ldisc.c @@ -694,10 +694,8 @@ int tty_ldisc_reinit(struct tty_struct *tty, int disc) tty_set_termios_ldisc(tty, disc); retval = tty_ldisc_open(tty, tty->ldisc); if (retval) { - if (!WARN_ON(disc == N_TTY)) { - tty_ldisc_put(tty->ldisc); - tty->ldisc = NULL; - } + tty_ldisc_put(tty->ldisc); + tty->ldisc = NULL; } return retval; } @@ -752,8 +750,9 @@ void tty_ldisc_hangup(struct tty_struct *tty, bool reinit) if (tty->ldisc) { if (reinit) { - if (tty_ldisc_reinit(tty, tty->termios.c_line) < 0) - tty_ldisc_reinit(tty, N_TTY); + if (tty_ldisc_reinit(tty, tty->termios.c_line) < 0 && + tty_ldisc_reinit(tty, N_TTY) < 0) + WARN_ON(tty_ldisc_reinit(tty, N_NULL) < 0); } else tty_ldisc_kill(tty); } |