diff options
Diffstat (limited to 'drivers/usb/class/cdc-acm.c')
-rw-r--r-- | drivers/usb/class/cdc-acm.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index bc03b0a690b4..9ede35cecb12 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -310,17 +310,17 @@ static void acm_process_notification(struct acm *acm, unsigned char *buf) if (difference & ACM_CTRL_DSR) acm->iocount.dsr++; - if (difference & ACM_CTRL_BRK) - acm->iocount.brk++; - if (difference & ACM_CTRL_RI) - acm->iocount.rng++; if (difference & ACM_CTRL_DCD) acm->iocount.dcd++; - if (difference & ACM_CTRL_FRAMING) + if (newctrl & ACM_CTRL_BRK) + acm->iocount.brk++; + if (newctrl & ACM_CTRL_RI) + acm->iocount.rng++; + if (newctrl & ACM_CTRL_FRAMING) acm->iocount.frame++; - if (difference & ACM_CTRL_PARITY) + if (newctrl & ACM_CTRL_PARITY) acm->iocount.parity++; - if (difference & ACM_CTRL_OVERRUN) + if (newctrl & ACM_CTRL_OVERRUN) acm->iocount.overrun++; spin_unlock_irqrestore(&acm->read_lock, flags); @@ -355,7 +355,6 @@ static void acm_ctrl_irq(struct urb *urb) case -ENOENT: case -ESHUTDOWN: /* this urb is terminated, clean up */ - acm->nb_index = 0; dev_dbg(&acm->control->dev, "%s - urb shutting down with status: %d\n", __func__, status); @@ -1642,6 +1641,7 @@ static int acm_pre_reset(struct usb_interface *intf) struct acm *acm = usb_get_intfdata(intf); clear_bit(EVENT_RX_STALL, &acm->flags); + acm->nb_index = 0; /* pending control transfers are lost */ return 0; } |