Alexander Dorofeyev : quartz: Fix variant handling in GetFilterInfo.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 1cd83afda34bb70582865ad15c56f447a3d842da
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=1cd83afda34bb70582865ad15c...

Author: Alexander Dorofeyev 
Date:   Thu Jul 17 20:25:22 2008 +0300

quartz: Fix variant handling in GetFilterInfo.

Removes unnecessary and unsafe type assignment, adds a missing VariantClear.

---

dlls/quartz/filtergraph.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/dlls/quartz/filtergraph.c b/dlls/quartz/filtergraph.c
index 9ebf026..6bc61e5 100644
--- a/dlls/quartz/filtergraph.c
+++ b/dlls/quartz/filtergraph.c
@@ -773,7 +773,6 @@ static HRESULT GetFilterInfo(IMoniker* pMoniker, GUID* pclsid, VARIANT* pvar)
     HRESULT hr;

VariantInit(pvar);
-    V_VT(pvar) = VT_BSTR;

hr = IMoniker_BindToStorage(pMoniker, NULL, NULL, &IID_IPropertyBag, (LPVOID*)&pPropBagCat);

@@ -783,6 +782,8 @@ static HRESULT GetFilterInfo(IMoniker* pMoniker, GUID* pclsid, VARIANT* pvar)
     if (SUCCEEDED(hr))
         hr = CLSIDFromString(V_UNION(pvar, bstrVal), pclsid);

+    VariantClear(pvar);
+
     if (SUCCEEDED(hr))
         hr = IPropertyBag_Read(pPropBagCat, wszFriendlyName, pvar, NULL);