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authorIngo Molnar <mingo@elte.hu>2008-10-12 11:32:17 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-12 11:32:17 +0200
commit206855c321adee56db3946ca09a5887cddb9d598 (patch)
tree13a2729d4d0e37170552bd9ad3c6bba71ba0c55c /net/ethernet/eth.c
parente8d3f455de4f42d4bab2f6f1aeb2cf3bd18eb508 (diff)
parentcb58ffc3889f0545628f138f849e759a331b8ddc (diff)
Merge branch 'x86/urgent' into core/signal
Conflicts: arch/x86/kernel/signal_64.c
Diffstat (limited to 'net/ethernet/eth.c')
-rw-r--r--net/ethernet/eth.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c
index a80839b02e3f..b9d85af2dd31 100644
--- a/net/ethernet/eth.c
+++ b/net/ethernet/eth.c
@@ -57,6 +57,7 @@
#include <net/sock.h>
#include <net/ipv6.h>
#include <net/ip.h>
+#include <net/dsa.h>
#include <asm/uaccess.h>
#include <asm/system.h>
@@ -129,7 +130,7 @@ int eth_rebuild_header(struct sk_buff *skb)
switch (eth->h_proto) {
#ifdef CONFIG_INET
- case __constant_htons(ETH_P_IP):
+ case htons(ETH_P_IP):
return arp_find(eth->h_dest, skb);
#endif
default:
@@ -184,6 +185,17 @@ __be16 eth_type_trans(struct sk_buff *skb, struct net_device *dev)
skb->pkt_type = PACKET_OTHERHOST;
}
+ /*
+ * Some variants of DSA tagging don't have an ethertype field
+ * at all, so we check here whether one of those tagging
+ * variants has been configured on the receiving interface,
+ * and if so, set skb->protocol without looking at the packet.
+ */
+ if (netdev_uses_dsa_tags(dev))
+ return htons(ETH_P_DSA);
+ if (netdev_uses_trailer_tags(dev))
+ return htons(ETH_P_TRAILER);
+
if (ntohs(eth->h_proto) >= 1536)
return eth->h_proto;