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net: fix comments for __skb_flow_get_ports() 

Fixes: commit 690e36e726 (net: Allow raw buffers to be passed into the flow dissector)
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
WANG Cong 2014-08-25 17:03:46 -07:00 committed by David S. Miller
parent 9c938cddc0
commit 6451b3f59a
1 changed files with 4 additions and 2 deletions
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6
net/core/flow_dissector.c
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@ -26,10 +26,12 @@ static void iph_to_flow_copy_addrs(struct flow_keys *flow, const struct iphdr *i
}
/**
* skb_flow_get_ports - extract the upper layer ports and return them
* @skb: buffer to extract the ports from
* __skb_flow_get_ports - extract the upper layer ports and return them
* @skb: sk_buff to extract the ports from
* @thoff: transport header offset
* @ip_proto: protocol for which to get port offset
* @data: raw buffer pointer to the packet, if NULL use skb->data
* @hlen: packet header length, if @data is NULL use skb_headlen(skb)
*
* The function will try to retrieve the ports at offset thoff + poff where poff
* is the protocol port offset returned from proto_ports_offset