diff options
| -rw-r--r-- | drivers/usb/serial/io_ti.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index e2dc18215..20814d528 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -1661,7 +1661,7 @@ static void edge_bulk_in_callback(struct urb *urb) port_number = edge_port->port->number - edge_port->port->serial->minor; - if (edge_port->lsr_event) { + if (urb->actual_length > 0 && edge_port->lsr_event) { edge_port->lsr_event = 0; dev_dbg(dev, "%s ===== Port %u LSR Status = %02x, Data = %02x ======\n", __func__, port_number, edge_port->lsr_mask, *data); |