staging: comedi: quatech_daqp_cs: remove unused define

The MAX_DEV define is no longer used in this driver. Remove it.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/drivers/quatech_daqp_cs.c

@@ -58,9 +58,6 @@ Devices: [Quatech] DAQP-208 (daqp), DAQP-308
 
 #include "comedi_fc.h"
 
-/* Maximum number of separate DAQP devices we'll allow */
-#define MAX_DEV         4
-
 struct daqp_private {
 	int stop;