Commit fd7fc253 authored by David S. Miller's avatar David S. Miller
Browse files

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: default avatarDavid S. Miller <davem@davemloft.net>
parents 6a4cd3fd f83a7ea2
......@@ -66,6 +66,12 @@ static bool rpfilter_lookup_reverse(struct flowi4 *fl4,
return dev_match;
}
static bool rpfilter_is_local(const struct sk_buff *skb)
{
const struct rtable *rt = skb_rtable(skb);
return rt && (rt->rt_flags & RTCF_LOCAL);
}
static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
{
const struct xt_rpfilter_info *info;
......@@ -76,7 +82,7 @@ static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
info = par->matchinfo;
invert = info->flags & XT_RPFILTER_INVERT;
if (par->in->flags & IFF_LOOPBACK)
if (rpfilter_is_local(skb))
return true ^ invert;
iph = ip_hdr(skb);
......
......@@ -71,6 +71,12 @@ static bool rpfilter_lookup_reverse6(const struct sk_buff *skb,
return ret;
}
static bool rpfilter_is_local(const struct sk_buff *skb)
{
const struct rt6_info *rt = (const void *) skb_dst(skb);
return rt && (rt->rt6i_flags & RTF_LOCAL);
}
static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
{
const struct xt_rpfilter_info *info = par->matchinfo;
......@@ -78,7 +84,7 @@ static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
struct ipv6hdr *iph;
bool invert = info->flags & XT_RPFILTER_INVERT;
if (par->in->flags & IFF_LOOPBACK)
if (rpfilter_is_local(skb))
return true ^ invert;
iph = ipv6_hdr(skb);
......
......@@ -339,7 +339,11 @@ bitmap_ipmac_tlist(const struct ip_set *set,
nla_put_failure:
nla_nest_cancel(skb, nested);
ipset_nest_end(skb, atd);
return -EMSGSIZE;
if (unlikely(id == first)) {
cb->args[2] = 0;
return -EMSGSIZE;
}
return 0;
}
static int
......
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