rpcrt4: For Win64 compatibility use a temp variable of the right type in ComputeVariance().

[Michael Stefaniuc]

---
 dlls/rpcrt4/ndr_misc.h |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/dlls/rpcrt4/ndr_misc.h b/dlls/rpcrt4/ndr_misc.h
index a1560b9..b5c3d88 100644
--- a/dlls/rpcrt4/ndr_misc.h
+++ b/dlls/rpcrt4/ndr_misc.h
@@ -41,8 +41,13 @@ static inline PFORMAT_STRING ComputeConf
 
 static inline PFORMAT_STRING ComputeVariance(PMIDL_STUB_MESSAGE pStubMsg, unsigned char *pMemory, PFORMAT_STRING pFormat, ULONG def)
 {
+    PFORMAT_STRING ret;
+    ULONG_PTR ActualCount = pStubMsg->ActualCount;
+
     pStubMsg->Offset = 0;
-    return ComputeConformanceOrVariance(pStubMsg, pMemory, pFormat, def, &pStubMsg->ActualCount);
+    ret = ComputeConformanceOrVariance(pStubMsg, pMemory, pFormat, def, &ActualCount);
+    pStubMsg->ActualCount = (ULONG)ActualCount;
+    return ret;
 }
 
 typedef unsigned char* (WINAPI *NDR_MARSHALL)  (PMIDL_STUB_MESSAGE, unsigned char*, PFORMAT_STRING);
-- 
1.4.2.4
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