netfilter: fix netns dependencies with conntrack templates

[karo-tx-linux.git] / net / ipv4 / devinet.c

diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 419d23c53ec756327178f9101ea8287d671c9a47..e813196c91c76a66cc2eb272064d484734bd7497 100644 (file)
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1740,6 +1740,8 @@ static int inet_netconf_msgsize_devconf(int type)
                size += nla_total_size(4);
        if (type == -1 || type == NETCONFA_PROXY_NEIGH)
                size += nla_total_size(4);
+       if (type == -1 || type == NETCONFA_IGNORE_ROUTES_WITH_LINKDOWN)
+               size += nla_total_size(4);
 
        return size;
 }
@@ -1780,6 +1782,10 @@ static int inet_netconf_fill_devconf(struct sk_buff *skb, int ifindex,
            nla_put_s32(skb, NETCONFA_PROXY_NEIGH,
                        IPV4_DEVCONF(*devconf, PROXY_ARP)) < 0)
                goto nla_put_failure;
+       if ((type == -1 || type == NETCONFA_IGNORE_ROUTES_WITH_LINKDOWN) &&
+           nla_put_s32(skb, NETCONFA_IGNORE_ROUTES_WITH_LINKDOWN,
+                       IPV4_DEVCONF(*devconf, IGNORE_ROUTES_WITH_LINKDOWN)) < 0)
+               goto nla_put_failure;
 
        nlmsg_end(skb, nlh);
        return 0;
@@ -1819,6 +1825,7 @@ static const struct nla_policy devconf_ipv4_policy[NETCONFA_MAX+1] = {
        [NETCONFA_FORWARDING]   = { .len = sizeof(int) },
        [NETCONFA_RP_FILTER]    = { .len = sizeof(int) },
        [NETCONFA_PROXY_NEIGH]  = { .len = sizeof(int) },
+       [NETCONFA_IGNORE_ROUTES_WITH_LINKDOWN]  = { .len = sizeof(int) },
 };
 
 static int inet_netconf_get_devconf(struct sk_buff *in_skb,
@@ -2048,6 +2055,12 @@ static int devinet_conf_proc(struct ctl_table *ctl, int write,
                        inet_netconf_notify_devconf(net, NETCONFA_PROXY_NEIGH,
                                                    ifindex, cnf);
                }
+               if (i == IPV4_DEVCONF_IGNORE_ROUTES_WITH_LINKDOWN - 1 &&
+                   new_value != old_value) {
+                       ifindex = devinet_conf_ifindex(net, cnf);
+                       inet_netconf_notify_devconf(net, NETCONFA_IGNORE_ROUTES_WITH_LINKDOWN,
+                                                   ifindex, cnf);
+               }
        }
 
        return ret;
@@ -2169,6 +2182,8 @@ static struct devinet_sysctl_table {
                                        "igmpv2_unsolicited_report_interval"),
                DEVINET_SYSCTL_RW_ENTRY(IGMPV3_UNSOLICITED_REPORT_INTERVAL,
                                        "igmpv3_unsolicited_report_interval"),
+               DEVINET_SYSCTL_RW_ENTRY(IGNORE_ROUTES_WITH_LINKDOWN,
+                                       "ignore_routes_with_linkdown"),
 
                DEVINET_SYSCTL_FLUSHING_ENTRY(NOXFRM, "disable_xfrm"),
                DEVINET_SYSCTL_FLUSHING_ENTRY(NOPOLICY, "disable_policy"),