mshtml: Handle memory allocation failure when creating IOleUndoManager.
Signed-off-by: Dmitry Timoshkov <dmitry@baikal.ru> Signed-off-by: Jacek Caban <jacek@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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@ -197,6 +197,8 @@ static IOleUndoManager *create_undomgr(void)
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{
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{
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UndoManager *ret = heap_alloc(sizeof(UndoManager));
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UndoManager *ret = heap_alloc(sizeof(UndoManager));
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if (!ret) return NULL;
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ret->IOleUndoManager_iface.lpVtbl = &OleUndoManagerVtbl;
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ret->IOleUndoManager_iface.lpVtbl = &OleUndoManagerVtbl;
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ret->ref = 1;
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ret->ref = 1;
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@ -246,6 +248,9 @@ static HRESULT WINAPI ServiceProvider_QueryService(IServiceProvider *iface, REFG
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if(!This->doc_obj->undomgr)
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if(!This->doc_obj->undomgr)
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This->doc_obj->undomgr = create_undomgr();
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This->doc_obj->undomgr = create_undomgr();
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if (!This->doc_obj->undomgr)
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return E_OUTOFMEMORY;
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return IOleUndoManager_QueryInterface(This->doc_obj->undomgr, riid, ppv);
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return IOleUndoManager_QueryInterface(This->doc_obj->undomgr, riid, ppv);
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}
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}
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