The outcont_endpoints array was indexed using the port minor number (which can be greater than the array size) rather than the device port number. Cc: stable@xxxxxxxxxxxxxxx Signed-off-by: Johan Hovold <jhovold@xxxxxxxxx> --- drivers/usb/serial/keyspan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index eb30d7b..d85a3e0 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -1559,7 +1559,7 @@ static int keyspan_usa26_send_setup(struct usb_serial *serial, d_details = s_priv->device_details; device_port = port->number - port->serial->minor; - outcont_urb = d_details->outcont_endpoints[port->number]; + outcont_urb = d_details->outcont_endpoints[device_port]; this_urb = p_priv->outcont_urb; dev_dbg(&port->dev, "%s - endpoint %d\n", __func__, usb_pipeendpoint(this_urb->pipe)); -- 1.8.2.1 -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html