diff options
| author | David S. Miller <davem@davemloft.net> | 2010-12-20 13:24:14 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-12-20 13:24:14 -0800 |
| commit | d9993be65a77f500ae926176baa264816bfe3816 (patch) | |
| tree | bbb8c86114bf86e5ca3d1fbf89de3d98be5519ba /net/ipv6/xfrm6_output.c | |
| parent | c4266263249f22479eb1abb1a1709c38240b1597 (diff) | |
| parent | aa3e219997e4b949be4199660936099ded0b401f (diff) | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'net/ipv6/xfrm6_output.c')
| -rw-r--r-- | net/ipv6/xfrm6_output.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/net/ipv6/xfrm6_output.c b/net/ipv6/xfrm6_output.c index 6434bd5ce08..8e688b3de9a 100644 --- a/net/ipv6/xfrm6_output.c +++ b/net/ipv6/xfrm6_output.c @@ -17,6 +17,7 @@ #include <linux/netfilter_ipv6.h> #include <net/dst.h> #include <net/ipv6.h> +#include <net/ip6_route.h> #include <net/xfrm.h> int xfrm6_find_1stfragopt(struct xfrm_state *x, struct sk_buff *skb, @@ -88,8 +89,21 @@ static int xfrm6_output_finish(struct sk_buff *skb) return xfrm_output(skb); } +static int __xfrm6_output(struct sk_buff *skb) +{ + struct dst_entry *dst = skb_dst(skb); + struct xfrm_state *x = dst->xfrm; + + if ((x && x->props.mode == XFRM_MODE_TUNNEL) && + ((skb->len > ip6_skb_dst_mtu(skb) && !skb_is_gso(skb)) || + dst_allfrag(skb_dst(skb)))) { + return ip6_fragment(skb, xfrm6_output_finish); + } + return xfrm6_output_finish(skb); +} + int xfrm6_output(struct sk_buff *skb) { return NF_HOOK(NFPROTO_IPV6, NF_INET_POST_ROUTING, skb, NULL, - skb_dst(skb)->dev, xfrm6_output_finish); + skb_dst(skb)->dev, __xfrm6_output); } |