Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
---
net/ipv6/netfilter/ip6t_REJECT.c | 23 ++++++++++++-----------
1 file changed, 12 insertions(+), 11 deletions(-)
--- a/net/ipv6/netfilter/ip6t_REJECT.c
+++ b/net/ipv6/netfilter/ip6t_REJECT.c
@@ -35,7 +35,7 @@ MODULE_DESCRIPTION("Xtables: packet \"rejection\" target for IPv6");
MODULE_LICENSE("GPL");
/* Send RST reply */
-static void send_reset(struct sk_buff *oldskb)
+static void send_reset(struct net *net, struct sk_buff *oldskb)
{
struct sk_buff *nskb;
struct tcphdr otcph, *tcph;
@@ -94,7 +94,7 @@ static void send_reset(struct sk_buff *oldskb)
fl.fl_ip_sport = otcph.dest;
fl.fl_ip_dport = otcph.source;
security_skb_classify_flow(oldskb, &fl);
- dst = ip6_route_output(&init_net, NULL, &fl);
+ dst = ip6_route_output(net, NULL, &fl);
if (dst == NULL)
return;
if (dst->error || xfrm_lookup(&dst, &fl, NULL, 0))
@@ -163,10 +163,11 @@ static void send_reset(struct sk_buff *oldskb)
}
static inline void
-send_unreach(struct sk_buff *skb_in, unsigned char code, unsigned int hooknum)
+send_unreach(struct net *net, struct sk_buff *skb_in, unsigned char code,
+ unsigned int hooknum)
{
if (hooknum == NF_INET_LOCAL_OUT && skb_in->dev == NULL)
- skb_in->dev = init_net.loopback_dev;
+ skb_in->dev = net->loopback_dev;
icmpv6_send(skb_in, ICMPV6_DEST_UNREACH, code, 0, NULL);
}
@@ -177,6 +178,7 @@ reject_tg6(struct sk_buff *skb, const struct net_device *in,
const struct xt_target *target, const void *targinfo)
{
const struct ip6t_reject_info *reject = targinfo;
+ struct net *net = dev_net(in ? in : out);
pr_debug("%s: medium point\n", __func__);
/* WARNING: This code causes reentry within ip6tables.
@@ -184,25 +186,25 @@ reject_tg6(struct sk_buff *skb, const struct net_device *in,
must return an absolute verdict. --RR */
switch (reject->with) {
case IP6T_ICMP6_NO_ROUTE:
- send_unreach(skb, ICMPV6_NOROUTE, hooknum);
+ send_unreach(net, skb, ICMPV6_NOROUTE, hooknum);
break;
case IP6T_ICMP6_ADM_PROHIBITED:
- send_unreach(skb, ICMPV6_ADM_PROHIBITED, hooknum);
+ send_unreach(net, skb, ICMPV6_ADM_PROHIBITED, hooknum);
break;
case IP6T_ICMP6_NOT_NEIGHBOUR:
- send_unreach(skb, ICMPV6_NOT_NEIGHBOUR, hooknum);
+ send_unreach(net, skb, ICMPV6_NOT_NEIGHBOUR, hooknum);
break;
case IP6T_ICMP6_ADDR_UNREACH:
- send_unreach(skb, ICMPV6_ADDR_UNREACH, hooknum);
+ send_unreach(net, skb, ICMPV6_ADDR_UNREACH, hooknum);
break;
case IP6T_ICMP6_PORT_UNREACH:
- send_unreach(skb, ICMPV6_PORT_UNREACH, hooknum);
+ send_unreach(net, skb, ICMPV6_PORT_UNREACH, hooknum);
break;
case IP6T_ICMP6_ECHOREPLY:
/* Do nothing */
break;
case IP6T_TCP_RESET:
- send_reset(skb);
+ send_reset(net, skb);
break;
default:
if (net_ratelimit())
--
1.5.6.3
--
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