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    SubjectRe: + oops-in-drivers-net-shaperc.patch added to -mm tree
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    From: Herbert Xu <herbert@gondor.apana.org.au>
    Date: Sat, 27 Jan 2007 11:45:05 +1100

    > David Miller <davem@davemloft.net> wrote:
    > >
    > > Shaper is actually OK. None of these hardware header callbacks
    > > should be invoked if the device is down. Yet, this is what is
    > > accidently being allowed in the AF_PACKET socket layer.
    >
    > Hmm, what if the device goes down after the check?

    For the shaper case it's OK, because once a shaper is
    associated it's ->dev never goes back to NULL.

    In general, yes it's a problem :-/
    -
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