Make SystemConfigurationDataQueryRoutine() store information about as many drives...

Fixes "no partitions list" bug in usetup introduced in 24718.

svn path=/trunk/; revision=24719

diff --git a/reactos/base/setup/usetup/partlist.c b/reactos/base/setup/usetup/partlist.c
index de4d0a0..477a20e 100644 (file)
--- a/reactos/base/setup/usetup/partlist.c
+++ b/reactos/base/setup/usetup/partlist.c
@@ -511,16 +511,16 @@ SystemConfigurationDataQueryRoutine(PWSTR ValueName,
        for (i = 0; i < FullResourceDescriptor->PartialResourceList.Count; i++)
        {
                if (FullResourceDescriptor->PartialResourceList.PartialDescriptors[i].Type != CmResourceTypeDeviceSpecific ||
-                       FullResourceDescriptor->PartialResourceList.PartialDescriptors[i].u.DeviceSpecificData.DataSize != sizeof(CM_INT13_DRIVE_PARAMETER))
+                       FullResourceDescriptor->PartialResourceList.PartialDescriptors[i].u.DeviceSpecificData.DataSize % sizeof(CM_INT13_DRIVE_PARAMETER) != 0)
                        continue;
 
-               *Int13Drives = RtlAllocateHeap(ProcessHeap, 0, sizeof(CM_INT13_DRIVE_PARAMETER));
+               *Int13Drives = RtlAllocateHeap(ProcessHeap, 0, FullResourceDescriptor->PartialResourceList.PartialDescriptors[i].u.DeviceSpecificData.DataSize);
                if (*Int13Drives == NULL)
                        return STATUS_NO_MEMORY;
                memcpy(
                        *Int13Drives,
                        &FullResourceDescriptor->PartialResourceList.PartialDescriptors[i + 1],
-                       sizeof(CM_INT13_DRIVE_PARAMETER));
+                       FullResourceDescriptor->PartialResourceList.PartialDescriptors[i].u.DeviceSpecificData.DataSize);
                return STATUS_SUCCESS;
        }
        return STATUS_UNSUCCESSFUL;