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Date:      Thu, 6 Jul 2017 14:19:42 -0700
From:      Vincenzo Maffione <v.maffione@gmail.com>
To:        Marius Strobl <marius@freebsd.org>
Cc:        FreeBSD Net <freebsd-net@freebsd.org>
Subject:   Re: NULL pointer dereference bug triggered by netmap
Message-ID:  <CA%2B_eA9h138BhHaeyEojzM3UFc__GWxV72uVSHCWVWw-6CbnGsw@mail.gmail.com>
In-Reply-To: <20170705110512.GA28058@alchemy.franken.de>
References:  <CA%2B_eA9goJ6j=q6UO-%2BfOt-aHVgFmujQfH8WfYEHf9=PQobdwHg@mail.gmail.com> <20170705110512.GA28058@alchemy.franken.de>

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Sure, can anyone commit this?

Il 5 lug 2017 4:05 AM, "Marius Strobl" <marius@freebsd.org> ha scritto:

> On Mon, Jul 03, 2017 at 05:08:09PM +0200, Vincenzo Maffione wrote:
> > Details here:
> >
> > https://github.com/luigirizzo/netmap/issues/322
> >
> > Is it acceptable to commit the proposed patch?
>
> As suggested by hselasky@, the outliner problem at hand is better solved
> by a dummy if_start method in order to not hurt the fast-path. Thus, if
> anything at all, a KASSERT(ifp->if_start != NULL, "no if_start method")
> should be added to if_handoff() and if_start().
>
> Marius
>
>



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