On Mon, Jul 23, 2018 at 10:49:39AM +0200, Geert Uytterhoeven wrote:
> > > +     *dma_handle = virt_to_phys(ret);
> > > +     if (!WARN_ON(!dev))
> > > +             *dma_handle - PFN_PHYS(dev->dma_pfn_offset);
> > vs
> > > -     *dma_handle = virt_to_phys(ret);
> > > -     if (!WARN_ON(!dev))
> > > -             *dma_handle -= PFN_PHYS(dev->dma_pfn_offset);
> 
> Doesn't look right to me, neither.
> 
> No complaints for 0day? My gcc says:
> 
>     error: statement with no effect [-Werror=unused-value]

For some reason 0day has failed me multiple times for sh.  Does the
0day bot even cover sh at all?
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