diff options
| author | Varun Wadekar <vwadekar@nvidia.com> | 2012-04-07 01:52:57 +0530 |
|---|---|---|
| committer | Varun Wadekar <vwadekar@nvidia.com> | 2012-04-07 01:52:57 +0530 |
| commit | 97caf63d0c837f9b5c9f6f469979e68c0378e83f (patch) | |
| tree | c6fc834bcfb66268f474324eca619db419010532 /net/ipv6/sit.c | |
| parent | 6a1a6f4f69adf0febfd923795b45edeff63e75ed (diff) | |
Merge branch '3.4-rc1' into android-tegra-nv-3.3-rebased
Change-Id: Ib3b69ffc5ac3e07c9cc44cc49e9142088eec477e
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
Diffstat (limited to 'net/ipv6/sit.c')
| -rw-r--r-- | net/ipv6/sit.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index 133768e52912..c4ffd1743528 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -680,9 +680,10 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb, /* ISATAP (RFC4214) - must come before 6to4 */ if (dev->priv_flags & IFF_ISATAP) { struct neighbour *neigh = NULL; + bool do_tx_error = false; if (skb_dst(skb)) - neigh = dst_get_neighbour_noref(skb_dst(skb)); + neigh = dst_neigh_lookup(skb_dst(skb), &iph6->daddr); if (neigh == NULL) { if (net_ratelimit()) @@ -697,6 +698,10 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb, ipv6_addr_is_isatap(addr6)) dst = addr6->s6_addr32[3]; else + do_tx_error = true; + + neigh_release(neigh); + if (do_tx_error) goto tx_error; } @@ -705,9 +710,10 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb, if (!dst) { struct neighbour *neigh = NULL; + bool do_tx_error = false; if (skb_dst(skb)) - neigh = dst_get_neighbour_noref(skb_dst(skb)); + neigh = dst_neigh_lookup(skb_dst(skb), &iph6->daddr); if (neigh == NULL) { if (net_ratelimit()) @@ -723,10 +729,14 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb, addr_type = ipv6_addr_type(addr6); } - if ((addr_type & IPV6_ADDR_COMPATv4) == 0) - goto tx_error_icmp; + if ((addr_type & IPV6_ADDR_COMPATv4) != 0) + dst = addr6->s6_addr32[3]; + else + do_tx_error = true; - dst = addr6->s6_addr32[3]; + neigh_release(neigh); + if (do_tx_error) + goto tx_error; } rt = ip_route_output_ports(dev_net(dev), &fl4, NULL, |