diff options
Diffstat (limited to 'net/ipv6')
-rw-r--r-- | net/ipv6/exthdrs_core.c | 4 | ||||
-rw-r--r-- | net/ipv6/ip6_input.c | 4 | ||||
-rw-r--r-- | net/ipv6/ndisc.c | 1 | ||||
-rw-r--r-- | net/ipv6/netfilter/ip6t_SYNPROXY.c | 4 | ||||
-rw-r--r-- | net/ipv6/route.c | 14 | ||||
-rw-r--r-- | net/ipv6/tcp_ipv6.c | 15 |
6 files changed, 28 insertions, 14 deletions
diff --git a/net/ipv6/exthdrs_core.c b/net/ipv6/exthdrs_core.c index b358f1a4dd08..da46c4284676 100644 --- a/net/ipv6/exthdrs_core.c +++ b/net/ipv6/exthdrs_core.c @@ -197,10 +197,8 @@ int ipv6_find_hdr(const struct sk_buff *skb, unsigned int *offset, struct ipv6hdr _ip6, *ip6; ip6 = skb_header_pointer(skb, *offset, sizeof(_ip6), &_ip6); - if (!ip6 || (ip6->version != 6)) { - printk(KERN_ERR "IPv6 header not found\n"); + if (!ip6 || (ip6->version != 6)) return -EBADMSG; - } start = *offset + sizeof(struct ipv6hdr); nexthdr = ip6->nexthdr; } diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c index fa014d5f1732..d432d0011c16 100644 --- a/net/ipv6/ip6_input.c +++ b/net/ipv6/ip6_input.c @@ -80,8 +80,10 @@ static void ip6_sublist_rcv_finish(struct list_head *head) { struct sk_buff *skb, *next; - list_for_each_entry_safe(skb, next, head, list) + list_for_each_entry_safe(skb, next, head, list) { + skb_list_del_init(skb); dst_input(skb); + } } static void ip6_list_rcv_finish(struct net *net, struct sock *sk, diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c index 083cc1c94cd3..53caf59c591e 100644 --- a/net/ipv6/ndisc.c +++ b/net/ipv6/ndisc.c @@ -196,6 +196,7 @@ static inline int ndisc_is_useropt(const struct net_device *dev, { return opt->nd_opt_type == ND_OPT_RDNSS || opt->nd_opt_type == ND_OPT_DNSSL || + opt->nd_opt_type == ND_OPT_CAPTIVE_PORTAL || ndisc_ops_is_useropt(dev, opt->nd_opt_type); } diff --git a/net/ipv6/netfilter/ip6t_SYNPROXY.c b/net/ipv6/netfilter/ip6t_SYNPROXY.c index 5cdb4a69d277..fd1f52a21bf1 100644 --- a/net/ipv6/netfilter/ip6t_SYNPROXY.c +++ b/net/ipv6/netfilter/ip6t_SYNPROXY.c @@ -36,8 +36,8 @@ synproxy_tg6(struct sk_buff *skb, const struct xt_action_param *par) opts.options |= XT_SYNPROXY_OPT_ECN; opts.options &= info->options; - opts.mss_encode = opts.mss; - opts.mss = info->mss; + opts.mss_encode = opts.mss_option; + opts.mss_option = info->mss; if (opts.options & XT_SYNPROXY_OPT_TIMESTAMP) synproxy_init_timestamp_cookie(info, &opts); else diff --git a/net/ipv6/route.c b/net/ipv6/route.c index fd059e08785a..7a5d331cdefa 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -2725,10 +2725,9 @@ static void __ip6_rt_update_pmtu(struct dst_entry *dst, const struct sock *sk, rcu_read_lock(); res.f6i = rcu_dereference(rt6->from); - if (!res.f6i) { - rcu_read_unlock(); - return; - } + if (!res.f6i) + goto out_unlock; + res.fib6_flags = res.f6i->fib6_flags; res.fib6_type = res.f6i->fib6_type; @@ -2744,10 +2743,8 @@ static void __ip6_rt_update_pmtu(struct dst_entry *dst, const struct sock *sk, /* fib6_info uses a nexthop that does not have fib6_nh * using the dst->dev + gw. Should be impossible. */ - if (!arg.match) { - rcu_read_unlock(); - return; - } + if (!arg.match) + goto out_unlock; res.nh = arg.match; } else { @@ -2760,6 +2757,7 @@ static void __ip6_rt_update_pmtu(struct dst_entry *dst, const struct sock *sk, if (rt6_insert_exception(nrt6, &res)) dst_release_immediate(&nrt6->dst); } +out_unlock: rcu_read_unlock(); } } diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 5da069e91cac..87f44d3250ee 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -1063,6 +1063,21 @@ static struct sock *tcp_v6_cookie_check(struct sock *sk, struct sk_buff *skb) return sk; } +u16 tcp_v6_get_syncookie(struct sock *sk, struct ipv6hdr *iph, + struct tcphdr *th, u32 *cookie) +{ + u16 mss = 0; +#ifdef CONFIG_SYN_COOKIES + mss = tcp_get_syncookie_mss(&tcp6_request_sock_ops, + &tcp_request_sock_ipv6_ops, sk, th); + if (mss) { + *cookie = __cookie_v6_init_sequence(iph, th, &mss); + tcp_synq_overflow(sk); + } +#endif + return mss; +} + static int tcp_v6_conn_request(struct sock *sk, struct sk_buff *skb) { if (skb->protocol == htons(ETH_P_IP)) |