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-rw-r--r--net/core/flow_dissector.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index 08a5184f4b34..ce9eeeb7c024 100644
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -154,7 +154,9 @@ skb_flow_dissect_tunnel_info(const struct sk_buff *skb,
!dissector_uses_key(flow_dissector,
FLOW_DISSECTOR_KEY_ENC_PORTS) &&
!dissector_uses_key(flow_dissector,
- FLOW_DISSECTOR_KEY_ENC_IP))
+ FLOW_DISSECTOR_KEY_ENC_IP) &&
+ !dissector_uses_key(flow_dissector,
+ FLOW_DISSECTOR_KEY_ENC_OPTS))
return;
info = skb_tunnel_info(skb);
@@ -224,6 +226,21 @@ skb_flow_dissect_tunnel_info(const struct sk_buff *skb,
ip->tos = key->tos;
ip->ttl = key->ttl;
}
+
+ if (dissector_uses_key(flow_dissector, FLOW_DISSECTOR_KEY_ENC_OPTS)) {
+ struct flow_dissector_key_enc_opts *enc_opt;
+
+ enc_opt = skb_flow_dissector_target(flow_dissector,
+ FLOW_DISSECTOR_KEY_ENC_OPTS,
+ target_container);
+
+ if (info->options_len) {
+ enc_opt->len = info->options_len;
+ ip_tunnel_info_opts_get(enc_opt->data, info);
+ enc_opt->dst_opt_type = info->key.tun_flags &
+ TUNNEL_OPTIONS_PRESENT;
+ }
+ }
}
EXPORT_SYMBOL(skb_flow_dissect_tunnel_info);