> On Feb 6, 2014, at 4:12 PM, Pravin Shelar <pshe...@nicira.com> wrote:

> 
>> On Thu, Feb 6, 2014 at 3:13 PM, Jarno Rajahalme <jrajaha...@nicira.com> 
>> wrote:
>>    Only the first IP fragment can have a TCP header, check for this.
> Is ip.proto still set to IPPROTO_TCP in this case?

Yes, but I just remembered that the tcp flags are already in the flow key 
nowadays, so this can be simplified quite a bit :-)

  Jarno

> 
>>    Signed-off-by: Jarno Rajahalme <jrajaha...@nicira.com>
>> ---
>> datapath/flow.c |    1 +
>> 1 file changed, 1 insertion(+)
>> 
>> diff --git a/datapath/flow.c b/datapath/flow.c
>> index 8be3801..abe6789 100644
>> --- a/datapath/flow.c
>> +++ b/datapath/flow.c
>> @@ -74,6 +74,7 @@ void ovs_flow_stats_update(struct sw_flow *flow, struct 
>> sk_buff *skb)
>> 
>>        if ((flow->key.eth.type == htons(ETH_P_IP) ||
>>             flow->key.eth.type == htons(ETH_P_IPV6)) &&
>> +           flow->key.ip.frag != OVS_FRAG_TYPE_LATER &&
>>            flow->key.ip.proto == IPPROTO_TCP &&
>>            likely(skb->len >= skb_transport_offset(skb) + sizeof(struct 
>> tcphdr))) {
>>                tcp_flags = TCP_FLAGS_BE16(tcp_hdr(skb));
>> --
>> 1.7.10.4
>> 
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