oleaut32: Initialize pRetVal in ITypeInfo::Invoke before calling VariantCopyInd

as native doesn't assume that it doesn't contain valid data.

oleaut32: Initialize pRetVal in ITypeInfo::Invoke before calling VariantCopyInd
eb885a75 · Robert Shearman · Alexandre Julliard · 986b33d1 · eb885a75
Commit eb885a75 authored Jul 24, 2006 by Robert Shearman Committed by Alexandre Julliard Jul 24, 2006
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typelib.c dlls/oleaut32/typelib.c +3 -0

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--- a/dlls/oleaut32/typelib.c
+++ b/dlls/oleaut32/typelib.c
@@ -5391,8 +5391,11 @@ static HRESULT WINAPI ITypeInfo_fnInvoke(
                    }

                    if (pVarResult)
+                    {
+                        VariantInit(pVarResult);
                        /* deref return value */
                        hres = VariantCopyInd(pVarResult, prgpvarg[i]);
+                    }

                    /* free data stored in varresult. Note that
                     * VariantClear doesn't do what we want because we are