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Diffstat (limited to 'net/ipv4/devinet.c')
-rw-r--r--net/ipv4/devinet.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 419d23c53..2d9cb1748 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -882,7 +882,6 @@ static int inet_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh)
queue_delayed_work(system_power_efficient_wq,
&check_lifetime_work, 0);
rtmsg_ifa(RTM_NEWADDR, ifa, nlh, NETLINK_CB(skb).portid);
- blocking_notifier_call_chain(&inetaddr_chain, NETDEV_UP, ifa);
}
return 0;
}
@@ -1740,6 +1739,8 @@ 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 +1781,10 @@ 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 +1824,7 @@ 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 +2054,12 @@ 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 +2181,8 @@ 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"),