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ip_tunnels: add IPv6 addresses to ip_tunnel_key

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Add the IPv6 addresses as an union with IPv4 ones. When using IPv4, the
newly introduced padding after the IPv4 addresses needs to be zeroed out.

Signed-off-by: Jiri Benc <jbenc@redhat.com>
Acked-by: Thomas Graf <tgraf@suug.ch>
Acked-by: Alexei Starovoitov <ast@plumgrid.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Benc
2015-08-20 13:56:23 +02:00
committed by David S. Miller
parent 376534a3d1
commit c1ea5d672a
10 changed files with 48 additions and 32 deletions
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4
net/core/filter.c
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@@ -1495,7 +1495,7 @@ static u64 bpf_skb_get_tunnel_key(u64 r1, u64 r2, u64 size, u64 flags, u64 r5)
return -EINVAL;
to->tunnel_id = be64_to_cpu(info->key.tun_id);
to->remote_ipv4 = be32_to_cpu(info->key.ipv4_src);
to->remote_ipv4 = be32_to_cpu(info->key.u.ipv4.src);
return 0;
}
@@ -1529,7 +1529,7 @@ static u64 bpf_skb_set_tunnel_key(u64 r1, u64 r2, u64 size, u64 flags, u64 r5)
info = &md->u.tun_info;
info->mode = IP_TUNNEL_INFO_TX;
info->key.tun_id = cpu_to_be64(from->tunnel_id);
info->key.ipv4_dst = cpu_to_be32(from->remote_ipv4);
info->key.u.ipv4.dst = cpu_to_be32(from->remote_ipv4);
return 0;
}