diff options
Diffstat (limited to 'drivers/tty/n_gsm.c')
| -rw-r--r-- | drivers/tty/n_gsm.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index 4a43ef5d796..642239015b4 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -1418,11 +1418,7 @@ static void gsm_dlci_close(struct gsm_dlci *dlci) pr_debug("DLCI %d goes closed.\n", dlci->addr); dlci->state = DLCI_CLOSED; if (dlci->addr != 0) { - struct tty_struct *tty = tty_port_tty_get(&dlci->port); - if (tty) { - tty_hangup(tty); - tty_kref_put(tty); - } + tty_port_tty_hangup(&dlci->port, false); kfifo_reset(dlci->fifo); } else dlci->gsm->dead = 1; @@ -2968,6 +2964,10 @@ static void gsmtty_close(struct tty_struct *tty, struct file *filp) if (tty_port_close_start(&dlci->port, tty, filp) == 0) goto out; gsm_dlci_begin_close(dlci); + if (test_bit(ASYNCB_INITIALIZED, &dlci->port.flags)) { + if (C_HUPCL(tty)) + tty_port_lower_dtr_rts(&dlci->port); + } tty_port_close_end(&dlci->port, tty); tty_port_tty_set(&dlci->port, NULL); out: |