path: root/net/core
diff options
authorAlexei Starovoitov <ast@plumgrid.com>2015-08-26 15:57:38 -0700
committerDavid S. Miller <davem@davemloft.net>2015-08-26 17:38:13 -0700
commit1dd34b5ad8aebaff17b625fc0126e18243008a3f (patch)
tree20573f4e5302454b823a5274b186ba1e322568cf /net/core
parent8c5bbe77d4cd012668cdaf501bbd1cbfb9ad1d24 (diff)
bpf: fix bpf_skb_set_tunnel_key() helper
Make sure to indicate to tunnel driver that key.tun_id is set, otherwise gre won't recognize the metadata. Fixes: d3aa45ce6b94 ("bpf: add helpers to access tunnel metadata") Signed-off-by: Alexei Starovoitov <ast@plumgrid.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
1 files changed, 1 insertions, 0 deletions
diff --git a/net/core/filter.c b/net/core/filter.c
index b4adc961413f..66500d490995 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -1528,6 +1528,7 @@ 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_flags = TUNNEL_KEY;
info->key.tun_id = cpu_to_be64(from->tunnel_id);
info->key.u.ipv4.dst = cpu_to_be32(from->remote_ipv4);

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