[PATCH] ole32: check for interface NULL which happens with e.g. Abiword

[Huw Davies]

On Wed, Sep 15, 2010 at 08:04:51PM +0900, Dmitry Timoshkov wrote:
> Marcus Meissner <marcus at jet.franken.de> wrote:
> 
> > +  if (!unk) {
> > +      FIXME("hr was %d, but unk is NULL?\n", hr);
> > +      return E_FAIL;
> > +  }
> 
> IDropTarget_QueryInterface() should be fixed instead.

The implementation is in abiword, so that would be tricky.

Marcus, you're leaking a stream in this error path.  Better
to do something like:
   if(FAILED(hr) || !unk)

Huw.