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ipv6: Check nexthop flags in route dump instead of carrier 

Similar to previous patch, there is no need to check for the carrier of
the nexthop device when dumping the route and we can instead check for
the presence of the RTNH_F_LINKDOWN flag.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Acked-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel 2018-01-07 12:45:08 +02:00 committed by David S. Miller
parent 14c5206c2d
commit 44c9f2f206
1 changed files with 1 additions and 1 deletions
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2
net/ipv6/route.c
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@ -4039,7 +4039,7 @@ static size_t rt6_nlmsg_size(struct rt6_info *rt)
static int rt6_nexthop_info(struct sk_buff *skb, struct rt6_info *rt,
unsigned int *flags, bool skip_oif)
{
if (!netif_running(rt->dst.dev) || !netif_carrier_ok(rt->dst.dev)) {
if (rt->rt6i_nh_flags & RTNH_F_LINKDOWN) {
*flags |= RTNH_F_LINKDOWN;
if (rt->rt6i_idev->cnf.ignore_routes_with_linkdown)
*flags |= RTNH_F_DEAD;