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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>
This commit is contained in:
Dmitry Timoshkov 2015-10-12 11:21:20 +08:00 committed by Alexandre Julliard
parent 49bdb815bf
commit e8b9bda53a
1 changed files with 5 additions and 0 deletions
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5
dlls/mshtml/service.c
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@ -197,6 +197,8 @@ static IOleUndoManager *create_undomgr(void)
{
UndoManager *ret = heap_alloc(sizeof(UndoManager));
if (!ret) return NULL;
ret->IOleUndoManager_iface.lpVtbl = &OleUndoManagerVtbl;
ret->ref = 1;
@ -246,6 +248,9 @@ static HRESULT WINAPI ServiceProvider_QueryService(IServiceProvider *iface, REFG
if(!This->doc_obj->undomgr)
This->doc_obj->undomgr = create_undomgr();
if (!This->doc_obj->undomgr)
return E_OUTOFMEMORY;
return IOleUndoManager_QueryInterface(This->doc_obj->undomgr, riid, ppv);
}