--- linux-gpib-4.0.4rc2.orig/drivers/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c 2016-06-22 09:48:47.000000000 +0100 +++ linux-gpib-4.0.4rc2/drivers/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c 2017-05-02 00:59:04.509950834 +0100 @@ -37,6 +37,7 @@ #include #include #include +#include #include #include "gpibP.h"