Define interrupt resource as required

Modified: trunk/reactos/drivers/bus/pci/pdo.c

--- trunk/reactos/drivers/bus/pci/pdo.c	2005-05-16 15:56:01 UTC (rev 15344)
+++ trunk/reactos/drivers/bus/pci/pdo.c	2005-05-16 17:19:10 UTC (rev 15345)
@@ -497,6 +497,7 @@

 
     if (PciConfig.u.type0.InterruptPin != 0)
     {

+      Descriptor->Option = 0; /* Required */

       Descriptor->Type = CmResourceTypeInterrupt;
       Descriptor->ShareDisposition = CmResourceShareShared;
       Descriptor->Flags = CM_RESOURCE_INTERRUPT_LEVEL_SENSITIVE;