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| author | Linus Walleij <linus.walleij@linaro.org> | 2015-01-20 11:03:07 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2015-01-20 11:03:07 +0100 |
| commit | ee65ef609aa81539ac3792df88f04bfe29a77546 (patch) | |
| tree | 6816eaa3d45fa1078408f2ccfa5f88d32733d1d9 /drivers/tty/n_tty.c | |
| parent | 7a839e9a277d4a410a9b015d561ff09739bc0ff6 (diff) | |
| parent | ec6f34e5b552fb0a52e6aae1a5afbbb1605cc6cc (diff) | |
| download | linux-ee65ef609aa81539ac3792df88f04bfe29a77546.tar.bz2 | |
Merge tag 'v3.19-rc5' into devel
Linux 3.19-rc5
Diffstat (limited to 'drivers/tty/n_tty.c')
| -rw-r--r-- | drivers/tty/n_tty.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index d2b496750d59..4ddfa60c9222 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -2399,17 +2399,12 @@ static unsigned int n_tty_poll(struct tty_struct *tty, struct file *file, poll_wait(file, &tty->read_wait, wait); poll_wait(file, &tty->write_wait, wait); - if (test_bit(TTY_OTHER_CLOSED, &tty->flags)) - mask |= POLLHUP; if (input_available_p(tty, 1)) mask |= POLLIN | POLLRDNORM; - else if (mask & POLLHUP) { - tty_flush_to_ldisc(tty); - if (input_available_p(tty, 1)) - mask |= POLLIN | POLLRDNORM; - } if (tty->packet && tty->link->ctrl_status) mask |= POLLPRI | POLLIN | POLLRDNORM; + if (test_bit(TTY_OTHER_CLOSED, &tty->flags)) + mask |= POLLHUP; if (tty_hung_up_p(file)) mask |= POLLHUP; if (!(mask & (POLLHUP | POLLIN | POLLRDNORM))) { |