Commit 6de9c055 authored by David Ahern's avatar David Ahern Committed by David S. Miller
Browse files

ipv4: Handle ipv6 gateway in ipv4_confirm_neigh 



Update ipv4_confirm_neigh to handle an ipv6 gateway.

Signed-off-by: default avatarDavid Ahern <dsahern@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6f5f68d0

net/ipv4/route.c

+6 −4
Original line number Diff line number Diff line
@@ -465,13 +465,15 @@ static void ipv4_confirm_neigh(const struct dst_entry *dst, const void *daddr) 
	struct net_device *dev = dst->dev;

	const __be32 *pkey = daddr;



	if (rt->rt_gw_family == AF_INET)

	if (rt->rt_gw_family == AF_INET) {

		pkey = (const __be32 *)&rt->rt_gw4;

	else if (!daddr ||

	} else if (rt->rt_gw_family == AF_INET6) {

		return __ipv6_confirm_neigh_stub(dev, &rt->rt_gw6);

	} else if (!daddr ||

		 (rt->rt_flags &

		  (RTCF_MULTICAST | RTCF_BROADCAST | RTCF_LOCAL)))

		  (RTCF_MULTICAST | RTCF_BROADCAST | RTCF_LOCAL))) {

		return;



	}

	__ipv4_confirm_neigh(dev, *(__force u32 *)pkey);

}