Date: Fri, 19 Jun 2015 12:14:09 -0700
From: Greg KH <greg@kroah.com>
To: James Hogan <james.hogan@imgtec.com>
Cc: stable <stable@vger.kernel.org>, Nicholas Mc Guire <hofrat@osadl.org>,
        Gleb Natapov <gleb@kernel.org>, Paolo Bonzini <pbonzini@redhat.com>,
        Ralf Baechle <ralf@linux-mips.org>, kvm@vger.kernel.org,
        linux-mips@linux-mips.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] MIPS: KVM: do not sign extend on unsigned MMIO load
Message-ID: <20150619191409.GA12700@kroah.com>
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 <5575536E.8080608@imgtec.com>
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On Mon, Jun 08, 2015 at 09:33:50AM +0100, James Hogan wrote:
> Hi stable folk,
> 
> On 08/05/15 15:16, James Hogan wrote:
> > On 07/05/15 13:47, Nicholas Mc Guire wrote:
> >> Fix possible unintended sign extension in unsigned MMIO loads by casting
> >> to uint16_t in the case of mmio_needed != 2.
> >>
> >> Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
> > 
> > Looks good to me. I wrote an MMIO test to reproduce the issue, and this
> > fixes it.
> > 
> > Reviewed-by: James Hogan <james.hogan@imgtec.com>
> > Tested-by: James Hogan <james.hogan@imgtec.com>
> > 
> > It looks suitable for stable too (3.10+).
> 
> This has reached mainline, commit ed9244e6c534612d2b5ae47feab2f55a0d4b4ced
> 
> Please could it be added to stable (3.10+).

It does not apply to 3.10 or 3.14-stable, so please provide a backport
if you want it there.

thanks,

greg k-h
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