From: Eric Dumazet <eric.duma...@gmail.com>
Date: Wed, 27 Mar 2013 07:42:56 -0700

> On Wed, 2013-03-27 at 17:11 +0800, Jason Wang wrote:
>> For untrusted packets with partial checksum, we need to set the transport 
>> header
>> for precise packet length estimation. We can just let skb_pratial_csum_set() 
>> to
>> do this to avoid extra call to skb_flow_dissect() and simplify the caller.
>> 
>> Cc: Eric Dumazet <eduma...@google.com>
>> Signed-off-by: Jason Wang <jasow...@redhat.com>
>> ---
>>  net/core/skbuff.c |    1 +
>>  1 files changed, 1 insertions(+), 0 deletions(-)
>> 
>> diff --git a/net/core/skbuff.c b/net/core/skbuff.c
>> index 31c6737..ba64614 100644
>> --- a/net/core/skbuff.c
>> +++ b/net/core/skbuff.c
>> @@ -3370,6 +3370,7 @@ bool skb_partial_csum_set(struct sk_buff *skb, u16 
>> start, u16 off)
>>      skb->ip_summed = CHECKSUM_PARTIAL;
>>      skb->csum_start = skb_headroom(skb) + start;
>>      skb->csum_offset = off;
>> +    skb_set_transport_header(skb, start);
>>      return true;
>>  }
>>  EXPORT_SYMBOL_GPL(skb_partial_csum_set);
> 
> Acked-by: Eric Dumazet <eduma...@google.com>

Applied.
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