mirror of https://gitee.com/openkylin/linux.git
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf
Pablo Neira Ayuso says: ==================== If time allows, please consider pulling the following patchset contains two late Netfilter fixes, they are: * Skip broadcast/multicast locally generated traffic in the rpfilter, (closes netfilter bugzilla #814), from Florian Westphal. * Fix missing elements in the listing of ipset bitmap ip,mac set type with timeout support enabled, from Jozsef Kadlecsik. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
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commit
fd7fc25328
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@ -66,6 +66,12 @@ static bool rpfilter_lookup_reverse(struct flowi4 *fl4,
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return dev_match;
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}
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static bool rpfilter_is_local(const struct sk_buff *skb)
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{
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const struct rtable *rt = skb_rtable(skb);
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return rt && (rt->rt_flags & RTCF_LOCAL);
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}
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static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
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{
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const struct xt_rpfilter_info *info;
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@ -76,7 +82,7 @@ static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
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info = par->matchinfo;
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invert = info->flags & XT_RPFILTER_INVERT;
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if (par->in->flags & IFF_LOOPBACK)
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if (rpfilter_is_local(skb))
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return true ^ invert;
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iph = ip_hdr(skb);
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@ -71,6 +71,12 @@ static bool rpfilter_lookup_reverse6(const struct sk_buff *skb,
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return ret;
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}
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static bool rpfilter_is_local(const struct sk_buff *skb)
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{
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const struct rt6_info *rt = (const void *) skb_dst(skb);
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return rt && (rt->rt6i_flags & RTF_LOCAL);
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}
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static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
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{
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const struct xt_rpfilter_info *info = par->matchinfo;
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@ -78,7 +84,7 @@ static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
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struct ipv6hdr *iph;
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bool invert = info->flags & XT_RPFILTER_INVERT;
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if (par->in->flags & IFF_LOOPBACK)
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if (rpfilter_is_local(skb))
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return true ^ invert;
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iph = ipv6_hdr(skb);
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@ -339,7 +339,11 @@ bitmap_ipmac_tlist(const struct ip_set *set,
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nla_put_failure:
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nla_nest_cancel(skb, nested);
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ipset_nest_end(skb, atd);
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return -EMSGSIZE;
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if (unlikely(id == first)) {
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cb->args[2] = 0;
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return -EMSGSIZE;
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}
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return 0;
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}
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static int
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