netdev - Re: [PATCH v7 5/5] virtio_net: check return value of skb_to

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Message-ID: <CAHmME9oPYuT2q8_geacn=sTw0f0sgMPh2VrSEB6XEfzJS4-r6A@mail.gmail.com>
Date:   Tue, 9 May 2017 16:10:27 +0200
From:   "Jason A. Donenfeld" <Jason@...c4.com>
To:     Netdev <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        David Miller <davem@...emloft.net>,
        kernel-hardening@...ts.openwall.com
Cc:     "Jason A. Donenfeld" <Jason@...c4.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>
Subject: Re: [PATCH v7 5/5] virtio_net: check return value of skb_to_sgvec always

On Tue, May 9, 2017 at 3:50 PM, Jason A. Donenfeld <Jason@...c4.com> wrote:
>                 num_sg = skb_to_sgvec(skb, sq->sg + 1, 0, skb->len) + 1;

(The next submission of this will take into account this + 1 here.
https://git.zx2c4.com/linux-dev/log/?h=jd/safe-skb-vec )