Re: [PATCH 1/2] usb: typec: mux: Take care of driver module reference counting

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On Thu, Sep 20, 2018 at 01:20:03PM +0200, Greg KH wrote:
> On Wed, Sep 19, 2018 at 10:58:04AM +0300, Heikki Krogerus wrote:
> > Functions typec_mux_get() and typec_switch_get() already
> > make sure that the mux device reference count is
> > incremented, but the same must be done to the driver module
> > as well to prevent the drivers from being unloaded in the
> > middle of operation.
> > 
> > This fixes a potential "BUG: unable to handle kernel paging
> > request at ..." from happening.
> > 
> > Fixes: 93dd2112c7b2 ("usb: typec: mux: Get the mux identifier from function parameter")
> > Cc: <stable@xxxxxxxxxxxxxxx>
> 
> Why is this flagged for stable? 93dd2112c7b2 went into 4.19-rc1 and has
> not been backported anywhere else.
> 
> confused,

Sorry, it should not have the stable tag. Shall I resend these?

Thanks,

-- 
heikki



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