aboutsummaryrefslogtreecommitdiff
path: root/net/ipv6/ndisc.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/ipv6/ndisc.c')
-rw-r--r--net/ipv6/ndisc.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index f9c3ffe04382..b3cea200c85e 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -427,12 +427,19 @@ static void ip6_nd_hdr(struct sk_buff *skb,
int hop_limit, int len)
{
struct ipv6hdr *hdr;
+ struct inet6_dev *idev;
+ unsigned tclass;
+
+ rcu_read_lock();
+ idev = __in6_dev_get(skb->dev);
+ tclass = idev ? idev->cnf.ndisc_tclass : 0;
+ rcu_read_unlock();
skb_push(skb, sizeof(*hdr));
skb_reset_network_header(skb);
hdr = ipv6_hdr(skb);
- ip6_flow_hdr(hdr, 0, 0);
+ ip6_flow_hdr(hdr, tclass, 0);
hdr->payload_len = htons(len);
hdr->nexthdr = IPPROTO_ICMPV6;