diff options
author | Tom Herbert <therbert@google.com> | 2014-09-29 20:22:32 -0700 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2014-10-01 21:35:51 -0400 |
commit | 54bc9bac307861aea5abb747cb58bf0275f2175f (patch) | |
tree | 0e0deb57718c2ee62d83405a4b9b605181ee65a1 /net/ipv6/ip6_gre.c | |
parent | 077c5a0948cc7b75032288bd37bd6641ef05da76 (diff) | |
download | op-kernel-dev-54bc9bac307861aea5abb747cb58bf0275f2175f.zip op-kernel-dev-54bc9bac307861aea5abb747cb58bf0275f2175f.tar.gz |
gre: Set inner protocol in v4 and v6 GRE transmit
Call skb_set_inner_protocol to set inner Ethernet protocol to
protocol being encapsulation by GRE before tunnel_xmit. This is
needed for GSO if UDP encapsulation (fou) is being done.
Signed-off-by: Tom Herbert <therbert@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6_gre.c')
-rw-r--r-- | net/ipv6/ip6_gre.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 5f19dfb..9a0a1aa 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -616,6 +616,7 @@ static netdev_tx_t ip6gre_xmit2(struct sk_buff *skb, int err = -1; u8 proto; struct sk_buff *new_skb; + __be16 protocol; if (dev->type == ARPHRD_ETHER) IPCB(skb)->flags = 0; @@ -732,8 +733,9 @@ static netdev_tx_t ip6gre_xmit2(struct sk_buff *skb, ipv6h->daddr = fl6->daddr; ((__be16 *)(ipv6h + 1))[0] = tunnel->parms.o_flags; - ((__be16 *)(ipv6h + 1))[1] = (dev->type == ARPHRD_ETHER) ? - htons(ETH_P_TEB) : skb->protocol; + protocol = (dev->type == ARPHRD_ETHER) ? + htons(ETH_P_TEB) : skb->protocol; + ((__be16 *)(ipv6h + 1))[1] = protocol; if (tunnel->parms.o_flags&(GRE_KEY|GRE_CSUM|GRE_SEQ)) { __be32 *ptr = (__be32 *)(((u8 *)ipv6h) + tunnel->hlen - 4); @@ -754,6 +756,8 @@ static netdev_tx_t ip6gre_xmit2(struct sk_buff *skb, } } + skb_set_inner_protocol(skb, protocol); + ip6tunnel_xmit(skb, dev); if (ndst) ip6_tnl_dst_store(tunnel, ndst); |