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Diffstat (limited to 'net')
-rw-r--r--net/ipv6/af_inet6.c1
-rw-r--r--net/ipv6/ip6_output.c12
-rw-r--r--net/ipv6/ipv6_sockglue.c1
3 files changed, 11 insertions, 3 deletions
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index c26f71234b9c..c9441ca45399 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -210,7 +210,6 @@ lookup_protocol:
np->mcast_hops = IPV6_DEFAULT_MCASTHOPS;
np->mc_loop = 1;
np->pmtudisc = IPV6_PMTUDISC_WANT;
- np->autoflowlabel = ip6_default_np_autolabel(net);
np->repflow = net->ipv6.sysctl.flowlabel_reflect;
sk->sk_ipv6only = net->ipv6.sysctl.bindv6only;
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 5110a418cc4d..f7dd51c42314 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -166,6 +166,14 @@ int ip6_output(struct net *net, struct sock *sk, struct sk_buff *skb)
!(IP6CB(skb)->flags & IP6SKB_REROUTED));
}
+static bool ip6_autoflowlabel(struct net *net, const struct ipv6_pinfo *np)
+{
+ if (!np->autoflowlabel_set)
+ return ip6_default_np_autolabel(net);
+ else
+ return np->autoflowlabel;
+}
+
/*
* xmit an sk_buff (used by TCP, SCTP and DCCP)
* Note : socket lock is not held for SYNACK packets, but might be modified
@@ -230,7 +238,7 @@ int ip6_xmit(const struct sock *sk, struct sk_buff *skb, struct flowi6 *fl6,
hlimit = ip6_dst_hoplimit(dst);
ip6_flow_hdr(hdr, tclass, ip6_make_flowlabel(net, skb, fl6->flowlabel,
- np->autoflowlabel, fl6));
+ ip6_autoflowlabel(net, np), fl6));
hdr->payload_len = htons(seg_len);
hdr->nexthdr = proto;
@@ -1626,7 +1634,7 @@ struct sk_buff *__ip6_make_skb(struct sock *sk,
ip6_flow_hdr(hdr, v6_cork->tclass,
ip6_make_flowlabel(net, skb, fl6->flowlabel,
- np->autoflowlabel, fl6));
+ ip6_autoflowlabel(net, np), fl6));
hdr->hop_limit = v6_cork->hop_limit;
hdr->nexthdr = proto;
hdr->saddr = fl6->saddr;
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index b9404feabd78..2d4680e0376f 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -886,6 +886,7 @@ pref_skip_coa:
break;
case IPV6_AUTOFLOWLABEL:
np->autoflowlabel = valbool;
+ np->autoflowlabel_set = 1;
retv = 0;
break;
case IPV6_RECVFRAGSIZE: