flow_keys: include thoff into flow_keys for later usage
In skb_flow_dissect(), we perform a dissection of a skbuff. Since we're doing the work here anyway, also store thoff for a later usage, e.g. in the BPF filter. Suggested-by: Eric Dumazet <edumazet@google.com> Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -9,6 +9,7 @@ struct flow_keys {
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__be32 ports;
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__be16 port16[2];
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};
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u16 thoff;
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u8 ip_proto;
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};
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@ -140,6 +140,8 @@ ipv6:
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flow->ports = *ports;
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}
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flow->thoff = (u16) nhoff;
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return true;
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}
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EXPORT_SYMBOL(skb_flow_dissect);
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