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flow_dissect: use programable dissector in skb_flow_dissect and friends

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Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko
2015-05-12 14:56:16 +02:00
committed by David S. Miller
parent fbff949e3b
commit 06635a35d1
12 changed files with 228 additions and 145 deletions
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6
net/ethernet/eth.c
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@@ -131,9 +131,9 @@ u32 eth_get_headlen(void *data, unsigned int len)
return len;
/* parse any remaining L2/L3 headers, check for L4 */
if (!__skb_flow_dissect(NULL, &keys, data,
eth->h_proto, sizeof(*eth), len))
return max_t(u32, keys.thoff, sizeof(*eth));
if (!skb_flow_dissect_flow_keys_buf(&keys, data, eth->h_proto,
sizeof(*eth), len))
return max_t(u32, keys.basic.thoff, sizeof(*eth));
/* parse for any L4 headers */
return min_t(u32, __skb_get_poff(NULL, data, &keys, len), len);