Message ID | 1456482100-4667-16-git-send-email-luis.henriques@canonical.com |
---|---|
State | New |
Headers | show |
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index f2dc4628fb05..9cda90098a57 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -427,7 +427,8 @@ static void acm_read_bulk_callback(struct urb *urb) if (urb->status) { dev_dbg(&acm->data->dev, "%s - non-zero urb status: %d\n", __func__, urb->status); - return; + if ((urb->status != -ENOENT) || (urb->actual_length == 0)) + return; } usb_mark_last_busy(acm->dev);