From: Erik Nordmark <nordm...@arista.com>
Date: Wed, 30 Nov 2016 15:39:19 -0800
> @@ -794,6 +808,17 @@ static void ndisc_recv_ns(struct sk_buff *skb)
> have_ifp:
> if (ifp->flags & (IFA_F_TENTATIVE|IFA_F_OPTIMISTIC)) {
> if (dad) {
> + if (nonce != 0 && ifp->dad_nonce == nonce) {
> + u8 *np = (u8 *)&nonce;
> + /* Matching nonce if looped back */
> + ND_PRINTK(2, notice,
> + "%s: IPv6 DAD loopback for
> address %pI6c nonce %02x:%02x:%02x:%02x:%02x:%02x ignored\n",
> + ifp->idev->dev->name,
> + &ifp->addr,
> + np[0], np[1], np[2], np[3],
> + np[4], np[5]);
I know you said you'd leave this, but I'd actually like to ask that you
use %pM here to save some kernel size.
Thank you.
