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author | Pablo Neira Ayuso <pablo@netfilter.org> | 2015-08-21 01:10:19 +0200 |
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committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2015-08-21 06:09:05 +0200 |
commit | 81bf1c64e7fe08f956c74fe2b0f1fa6eb163bd91 (patch) | |
tree | 40370ca95f416fd88cb93e5c252623e282b3553e /net/core/lwtunnel.c | |
parent | 8cfd23e6740158817d2045915f6ea5a2daf11bce (diff) | |
parent | 938049e18dca57bcd2f93986fc1cbb5a83cdf027 (diff) | |
download | op-kernel-dev-81bf1c64e7fe08f956c74fe2b0f1fa6eb163bd91.zip op-kernel-dev-81bf1c64e7fe08f956c74fe2b0f1fa6eb163bd91.tar.gz |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Resolve conflicts with conntrack template fixes.
Conflicts:
net/netfilter/nf_conntrack_core.c
net/netfilter/nf_synproxy_core.c
net/netfilter/xt_CT.c
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/core/lwtunnel.c')
-rw-r--r-- | net/core/lwtunnel.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/net/core/lwtunnel.c b/net/core/lwtunnel.c index 5d6d8e3..3331585 100644 --- a/net/core/lwtunnel.c +++ b/net/core/lwtunnel.c @@ -241,3 +241,58 @@ int lwtunnel_output(struct sock *sk, struct sk_buff *skb) return __lwtunnel_output(sk, skb, lwtstate); } EXPORT_SYMBOL(lwtunnel_output); + +int __lwtunnel_input(struct sk_buff *skb, + struct lwtunnel_state *lwtstate) +{ + const struct lwtunnel_encap_ops *ops; + int ret = -EINVAL; + + if (!lwtstate) + goto drop; + + if (lwtstate->type == LWTUNNEL_ENCAP_NONE || + lwtstate->type > LWTUNNEL_ENCAP_MAX) + return 0; + + ret = -EOPNOTSUPP; + rcu_read_lock(); + ops = rcu_dereference(lwtun_encaps[lwtstate->type]); + if (likely(ops && ops->input)) + ret = ops->input(skb); + rcu_read_unlock(); + + if (ret == -EOPNOTSUPP) + goto drop; + + return ret; + +drop: + kfree_skb(skb); + + return ret; +} + +int lwtunnel_input6(struct sk_buff *skb) +{ + struct rt6_info *rt = (struct rt6_info *)skb_dst(skb); + struct lwtunnel_state *lwtstate = NULL; + + if (rt) + lwtstate = rt->rt6i_lwtstate; + + return __lwtunnel_input(skb, lwtstate); +} +EXPORT_SYMBOL(lwtunnel_input6); + +int lwtunnel_input(struct sk_buff *skb) +{ + struct rtable *rt = (struct rtable *)skb_dst(skb); + struct lwtunnel_state *lwtstate = NULL; + + if (rt) + lwtstate = rt->rt_lwtstate; + + return __lwtunnel_input(skb, lwtstate); +} +EXPORT_SYMBOL(lwtunnel_input); |