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authorDavid S. Miller <davem@davemloft.net>2019-07-19 21:25:10 -0700
committerDavid S. Miller <davem@davemloft.net>2019-07-19 21:25:10 -0700
commit9a2f97bb8ddddbf655ce1fcdf688dcec19deb59f (patch)
treeca7bba0b4cb27d75f910d354845d70e67e298269 /net/ipv6
parentMerge tag 'drm-next-2019-07-19' of git://anongit.freedesktop.org/drm/drm (diff)
parentnetfilter: bridge: make NF_TABLES_BRIDGE tristate (diff)
downloadlinux-dev-9a2f97bb8ddddbf655ce1fcdf688dcec19deb59f.tar.xz
linux-dev-9a2f97bb8ddddbf655ce1fcdf688dcec19deb59f.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf
Pablo Neira Ayuso says: ==================== Netfilter fixes for net The following patchset contains Netfilter fixes for net: 1) Fix a deadlock when module is requested via netlink_bind() in nfnetlink, from Florian Westphal. 2) Fix ipt_rpfilter and ip6t_rpfilter with VRF, from Miaohe Lin. 3) Skip master comparison in SIP helper to fix expectation clash under two valid scenarios, from xiao ruizhu. 4) Remove obsolete comments in nf_conntrack codebase, from Yonatan Goldschmidt. 5) Fix redirect extension module autoload, from Christian Hesse. 6) Fix incorrect mssg option sent to client in synproxy, from Fernando Fernandez. 7) Fix incorrect window calculations in TCP conntrack, from Florian Westphal. 8) Don't bail out when updating basechain policy due to recent offload works, also from Florian. 9) Allow symhash to use modulus 1 as other hash extensions do, from Laura.Garcia. 10) Missing NAT chain module autoload for the inet family, from Phil Sutter. 11) Fix missing adjustment of TCP RST packet in synproxy, from Fernando Fernandez. 12) Skip EAGAIN path when nft_meta_bridge is built-in or not selected. 13) Conntrack bridge does not depend on nf_tables_bridge. 14) Turn NF_TABLES_BRIDGE into tristate to fix possible link break of nft_meta_bridge, from Arnd Bergmann. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/netfilter/ip6t_SYNPROXY.c2
-rw-r--r--net/ipv6/netfilter/ip6t_rpfilter.c8
2 files changed, 8 insertions, 2 deletions
diff --git a/net/ipv6/netfilter/ip6t_SYNPROXY.c b/net/ipv6/netfilter/ip6t_SYNPROXY.c
index e77ea1ed5edd..5cdb4a69d277 100644
--- a/net/ipv6/netfilter/ip6t_SYNPROXY.c
+++ b/net/ipv6/netfilter/ip6t_SYNPROXY.c
@@ -36,6 +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;
if (opts.options & XT_SYNPROXY_OPT_TIMESTAMP)
synproxy_init_timestamp_cookie(info, &opts);
else
diff --git a/net/ipv6/netfilter/ip6t_rpfilter.c b/net/ipv6/netfilter/ip6t_rpfilter.c
index 6bcaf7357183..d800801a5dd2 100644
--- a/net/ipv6/netfilter/ip6t_rpfilter.c
+++ b/net/ipv6/netfilter/ip6t_rpfilter.c
@@ -55,7 +55,9 @@ static bool rpfilter_lookup_reverse6(struct net *net, const struct sk_buff *skb,
if (rpfilter_addr_linklocal(&iph->saddr)) {
lookup_flags |= RT6_LOOKUP_F_IFACE;
fl6.flowi6_oif = dev->ifindex;
- } else if ((flags & XT_RPFILTER_LOOSE) == 0)
+ /* Set flowi6_oif for vrf devices to lookup route in l3mdev domain. */
+ } else if (netif_is_l3_master(dev) || netif_is_l3_slave(dev) ||
+ (flags & XT_RPFILTER_LOOSE) == 0)
fl6.flowi6_oif = dev->ifindex;
rt = (void *)ip6_route_lookup(net, &fl6, skb, lookup_flags);
@@ -70,7 +72,9 @@ static bool rpfilter_lookup_reverse6(struct net *net, const struct sk_buff *skb,
goto out;
}
- if (rt->rt6i_idev->dev == dev || (flags & XT_RPFILTER_LOOSE))
+ if (rt->rt6i_idev->dev == dev ||
+ l3mdev_master_ifindex_rcu(rt->rt6i_idev->dev) == dev->ifindex ||
+ (flags & XT_RPFILTER_LOOSE))
ret = true;
out:
ip6_rt_put(rt);