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authorFlorent Fourcot <florent.fourcot@enst-bretagne.fr>2013-12-08 18:46:59 +0400
committerDavid S. Miller <davem@davemloft.net>2013-12-10 06:03:49 +0400
commit82e9f105a28006e7ff864220a28cf62ea6d1e280 (patch)
tree02a492ba4d118b58309484ccf9d1327d9cd46f92 /net
parent37cfee909c5a396abccf43e3e0a63a5f5ac998af (diff)
downloadlinux-82e9f105a28006e7ff864220a28cf62ea6d1e280.tar.xz
ipv6: remove rcv_tclass of ipv6_pinfo
tclass information in now already stored in rcv_flowinfo We do not need to store the same information twice. Signed-off-by: Florent Fourcot <florent.fourcot@enst-bretagne.fr> Reviewed-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/ipv6_sockglue.c2
-rw-r--r--net/ipv6/tcp_ipv6.c6
2 files changed, 2 insertions, 6 deletions
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index c2db1df46385..7d9391506856 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -1019,7 +1019,7 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
put_cmsg(&msg, SOL_IPV6, IPV6_HOPLIMIT, sizeof(hlim), &hlim);
}
if (np->rxopt.bits.rxtclass) {
- int tclass = np->rcv_tclass;
+ int tclass = ntohl(np->rcv_flowinfo & IPV6_TCLASS_MASK) >> 20;
put_cmsg(&msg, SOL_IPV6, IPV6_TCLASS, sizeof(tclass), &tclass);
}
if (np->rxopt.bits.rxoinfo) {
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 79a196369558..bd91e7ff482b 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1135,7 +1135,6 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
newnp->opt = NULL;
newnp->mcast_oif = inet6_iif(skb);
newnp->mcast_hops = ipv6_hdr(skb)->hop_limit;
- newnp->rcv_tclass = ipv6_get_dsfield(ipv6_hdr(skb));
newnp->rcv_flowinfo = ip6_flowinfo(ipv6_hdr(skb));
/*
@@ -1216,7 +1215,6 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
newnp->opt = NULL;
newnp->mcast_oif = inet6_iif(skb);
newnp->mcast_hops = ipv6_hdr(skb)->hop_limit;
- newnp->rcv_tclass = ipv6_get_dsfield(ipv6_hdr(skb));
newnp->rcv_flowinfo = ip6_flowinfo(ipv6_hdr(skb));
/* Clone native IPv6 options from listening socket (if any)
@@ -1427,9 +1425,7 @@ ipv6_pktoptions:
np->mcast_oif = inet6_iif(opt_skb);
if (np->rxopt.bits.rxhlim || np->rxopt.bits.rxohlim)
np->mcast_hops = ipv6_hdr(opt_skb)->hop_limit;
- if (np->rxopt.bits.rxtclass)
- np->rcv_tclass = ipv6_get_dsfield(ipv6_hdr(opt_skb));
- if (np->rxopt.bits.rxflow)
+ if (np->rxopt.bits.rxflow || np->rxopt.bits.rxtclass)
np->rcv_flowinfo = ip6_flowinfo(ipv6_hdr(opt_skb));
if (ipv6_opt_accepted(sk, opt_skb)) {
skb_set_owner_r(opt_skb, sk);