On Thu, Oct 27, 2016 at 04:22:15PM +1100, Russell Currey wrote:
> On Thu, 2016-10-27 at 07:12 +0200, Greg KH wrote:
> > On Thu, Oct 27, 2016 at 10:19:45AM +1100, Russell Currey wrote:
> > > eeh_pe_bus_get() can return NULL if a PCI bus isn't found for a given PE.
> > > Some callers don't check this, and can cause a null pointer dereference
> > > under certain circumstances.
> > >
> > > Fix this by checking NULL everywhere eeh_pe_bus_get() is called.
> > >
> > > Fixes: 8a6b1bc70dbb ("powerpc/eeh: EEH core to handle special event")
> > > Cc: stable@xxxxxxxxxxxxxxx # v3.11+
> > > Signed-off-by: Russell Currey <ruscur@xxxxxxxxxx>
> > > Reviewed-by: Andrew Donnellan <andrew.donnellan@xxxxxxxxxxx>
> > > Signed-off-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
> > > ---
> > > this specific patch for 4.4 only
> >
> > Why? I can't take a "specific patch only" unless you have a whole lot
> > of good description about why, and how, and what, and everything else...
> >
> > Why can't I just take a patch that is already in Linus's tree? Whenever
> > we don't do that, it always (yes really), ends up being wrong.
> >
> > thanks,
> >
> > greg k-h
>
> Sorry, that was worded poorly. This patch is commit
> 04fec21c06e35b169a83e75a84a015ab4606bf5e upstream.
>
> What I _meant_ is that this patch specifically applies to 4.4.
Ah, that makes a lot more sense, thanks :)
I'll queue this up after this next round of kernels is released in a day
or so.
thanks,
greg k-h
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