STAGING: COMEDI: Added spaces around binary operators in plx9080.h

This patch adds spaces around binary operators in plx9080.h.
Signed-off-by: NMoritz König <moritz.koenig@fau.de>
Signed-off-by: NFabian Lang <fabian.lang@fau.de>
Reviewed-by: NIan Abbott <abbotti@mev.co.uk>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/drivers/plx9080.h

@@ -412,7 +412,7 @@ enum bigend_bits {
 
 /* system allocates this many bytes for address mapping mailbox space */
 #define MBX_ADDR_SPACE_360 0x80	/* wanXL100s/200/400 */
-#define MBX_ADDR_MASK_360 (MBX_ADDR_SPACE_360-1)
+#define MBX_ADDR_MASK_360 (MBX_ADDR_SPACE_360 - 1)
 
 static inline int plx9080_abort_dma(void __iomem *iobase, unsigned int channel)
 {