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authorLennert Buytenhek <buytenh@wantstofly.org>2008-10-07 09:46:07 -0400
committerDavid S. Miller <davem@davemloft.net>2008-10-08 20:24:16 -0400
commit396138f03f4521c55ecc3a5dd75d4c56e6323244 (patch)
tree61dc43e540c861a4b05753da56a9fe2a19bea206 /net/ethernet
parent2e5f032095ff101274dfb03d5fd5e06d9aeb83cd (diff)
dsa: add support for Trailer tagging format
This adds support for the Trailer switch tagging format. This is another tagging that doesn't explicitly mark tagged packets with a distinct ethertype, so that we need to add a similar hack in the receive path as for the Original DSA tagging format. Signed-off-by: Lennert Buytenhek <buytenh@marvell.com> Tested-by: Byron Bradley <byron.bbradley@gmail.com> Tested-by: Tim Ellis <tim.ellis@mac.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ethernet')
-rw-r--r--net/ethernet/eth.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c
index dae47e7a44d8..b9d85af2dd31 100644
--- a/net/ethernet/eth.c
+++ b/net/ethernet/eth.c
@@ -193,6 +193,8 @@ __be16 eth_type_trans(struct sk_buff *skb, struct net_device *dev)
193 */ 193 */
194 if (netdev_uses_dsa_tags(dev)) 194 if (netdev_uses_dsa_tags(dev))
195 return htons(ETH_P_DSA); 195 return htons(ETH_P_DSA);
196 if (netdev_uses_trailer_tags(dev))
197 return htons(ETH_P_TRAILER);
196 198
197 if (ntohs(eth->h_proto) >= 1536) 199 if (ntohs(eth->h_proto) >= 1536)
198 return eth->h_proto; 200 return eth->h_proto;