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ipv4: show pmtu in route list 

Override the metrics with rt_pmtu

Signed-off-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Julian Anastasov 2012-07-20 12:02:08 +03:00 committed by David S. Miller
parent e4bce0f288
commit 521f549097
1 changed files with 5 additions and 1 deletions
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6
net/ipv4/route.c
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@ -2909,6 +2909,7 @@ static int rt_fill_info(struct net *net,
struct nlmsghdr *nlh;
unsigned long expires = 0;
u32 error;
u32 metrics[RTAX_MAX];
nlh = nlmsg_put(skb, pid, seq, event, sizeof(*r), flags);
if (nlh == NULL)
@ -2953,7 +2954,10 @@ static int rt_fill_info(struct net *net,
nla_put_be32(skb, RTA_GATEWAY, rt->rt_gateway))
goto nla_put_failure;
if (rtnetlink_put_metrics(skb, dst_metrics_ptr(&rt->dst)) < 0)
memcpy(metrics, dst_metrics_ptr(&rt->dst), sizeof(metrics));
if (rt->rt_pmtu)
metrics[RTAX_MTU - 1] = rt->rt_pmtu;
if (rtnetlink_put_metrics(skb, metrics) < 0)
goto nla_put_failure;
if (rt->rt_mark &&