diff options
| author | John W. Linville <linville@tuxdriver.com> | 2006-08-14 15:33:54 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2006-08-14 15:33:54 -0400 |
| commit | e9ffb3d7ec94083a44a8721681391beca2ffd68c (patch) | |
| tree | 6768ab487b3f44c2a4995ee61307e47760ca9b88 /drivers/char/hvsi.c | |
| parent | 8b9411014e6f18a883c18b38f41338dbd53fddea (diff) | |
| parent | e9fa4f7bd291c29a785666e2fa5a9cf3241ee6c3 (diff) | |
Merge branch 'from-linus' into upstream
Diffstat (limited to 'drivers/char/hvsi.c')
| -rw-r--r-- | drivers/char/hvsi.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/char/hvsi.c b/drivers/char/hvsi.c index 41db8060e8f..017f755632a 100644 --- a/drivers/char/hvsi.c +++ b/drivers/char/hvsi.c @@ -311,7 +311,8 @@ static void hvsi_recv_control(struct hvsi_struct *hp, uint8_t *packet, /* CD went away; no more connection */ pr_debug("hvsi%i: CD dropped\n", hp->index); hp->mctrl &= TIOCM_CD; - if (!(hp->tty->flags & CLOCAL)) + /* If userland hasn't done an open(2) yet, hp->tty is NULL. */ + if (hp->tty && !(hp->tty->flags & CLOCAL)) *to_hangup = hp->tty; } break; @@ -986,10 +987,7 @@ static void hvsi_write_worker(void *arg) start_j = 0; #endif /* DEBUG */ wake_up_all(&hp->emptyq); - if (test_bit(TTY_DO_WRITE_WAKEUP, &hp->tty->flags) - && hp->tty->ldisc.write_wakeup) - hp->tty->ldisc.write_wakeup(hp->tty); - wake_up_interruptible(&hp->tty->write_wait); + tty_wakeup(hp->tty); } out: |