Fixed copy/paste error in mapVirtual.c for new IO card counting.

src/fe/mapVirtual.c

@@ -144,7 +144,7 @@ mapPciModules( CDS_HARDWARE* pCds )
             _device_shm = (unsigned char*)( kmalloc_area[ ret ] );
             pCds->pci_dac[ dac_cnt ] = (long)_device_shm;
             pCds->dacType[ dac_cnt ] = GSC_20AO8;
-            pCds->dacInstance[ dac_cnt ] =  pCds->card_count[ GSC_16AO16 ];
+            pCds->dacInstance[ dac_cnt ] =  pCds->card_count[ GSC_20AO8 ];
             pCds->dacCount++;
             dac_cnt++;
             pCds->card_count[ GSC_20AO8 ] ++;