On Tue, Feb 11, 2020 at 11:39:31AM +0100, Michał Mirosław wrote:
> On Tue, Feb 11, 2020 at 12:23:54PM +0300, Dan Carpenter wrote:
> > On Tue, Feb 11, 2020 at 09:46:54AM +0100, Michał Mirosław wrote:
> > > @@ -234,8 +234,8 @@ static void wfx_sdio_remove(struct sdio_func *func)
> > >   struct wfx_sdio_priv *bus = sdio_get_drvdata(func);
> > >  
> > >   wfx_release(bus->core);
> > > - wfx_free_common(bus->core);
> > >   wfx_sdio_irq_unsubscribe(bus);
> >         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > 
> > This calls sdio_release_host(func);
> > 
> > > + wfx_free_common(bus->core);
> > >   sdio_claim_host(func);
> > >   sdio_disable_func(func);
> > >   sdio_release_host(func);
> >         ^^^^^^^^^^^^^^^^^^^^^^^^
> > so is this a double free?
> 
> This is paired with sdio_claim_host() just above.

Ah...  I misread wfx_sdio_irq_unsubscribe(), sorry.

regards,
dan carpenter

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