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Initialize all fields of EXCEPINFO object to avoid crashes later.

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We could call SysFreeString() on uninitialized pointers if IDispatch::Invoke()
failed.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@62908 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2009-12-17 10:52:02 +00:00
parent dc47e0adfd
commit c50ab33de6
1 changed files with 2 additions and 2 deletions
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4
src/msw/ole/automtn.cpp
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@ -139,7 +139,6 @@ bool wxAutomationObject::Invoke(const wxString& member, int action,
HRESULT hr;
DISPPARAMS dispparams;
unsigned int uiArgErr;
EXCEPINFO excep;
// Get the IDs for the member and its arguments. GetIDsOfNames expects the
// member name as the first name, followed by argument names (if any).
@ -181,7 +180,8 @@ bool wxAutomationObject::Invoke(const wxString& member, int action,
dispparams.cArgs = noArgs;
dispparams.cNamedArgs = namedArgCount;
excep.pfnDeferredFillIn = NULL;
EXCEPINFO excep;
wxZeroMemory(excep);
hr = ((IDispatch*)m_dispatchPtr)->Invoke(dispIds[0], IID_NULL, LOCALE_SYSTEM_DEFAULT,
(WORD)action, &dispparams, vReturnPtr, &excep, &uiArgErr);