static int acm_reset_resume(struct usb_interface *intf) { struct acm *acm = usb_get_intfdata(intf); if (test_bit(ASYNCB_INITIALIZED, &acm->port.flags)) tty_port_tty_hangup(&acm->port, false); return acm_resume(intf); }
static int acm_reset_resume(struct usb_interface *intf) { struct acm *acm = usb_get_intfdata(intf); struct tty_struct *tty; if (test_bit(ASYNCB_INITIALIZED, &acm->port.flags)) { tty = tty_port_tty_get(&acm->port); if (tty) { tty_hangup(tty); tty_kref_put(tty); } } return acm_resume(intf); }
static int acm_reset_resume(struct usb_interface *intf) { struct acm *acm = usb_get_intfdata(intf); struct tty_struct *tty; mutex_lock(&acm->mutex); if (acm->port.count) { tty = tty_port_tty_get(&acm->port); if (tty) { tty_hangup(tty); tty_kref_put(tty); } } mutex_unlock(&acm->mutex); return acm_resume(intf); }
static int acm_reset_resume(struct usb_interface *intf) { struct acm *acm = usb_get_intfdata(intf); struct tty_struct *tty; if (!acm) { pr_err("%s: !acm\n", __func__); return -ENODEV; } mutex_lock(&acm->mutex); if (acm->port.count) { tty = tty_port_tty_get(&acm->port); if (tty) { if (!acm->no_hangup_in_reset_resume) tty_hangup(tty); tty_kref_put(tty); } } mutex_unlock(&acm->mutex); return acm_resume(intf); }