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authorAmerigo Wang <amwang@redhat.com>2012-11-11 21:52:34 +0000
committerDavid S. Miller <davem@davemloft.net>2012-11-14 18:49:50 -0500
commite086cadc08e259150b2ab8f7f4a16dbf9e3c2f22 (patch)
tree38ef29e21c125dcb9f8fd75749416e4839c84469 /net/ipv6/sit.c
parentaa0010f880ab542da3ad0e72992f2dc518ac68a0 (diff)
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net: unify for_each_ip_tunnel_rcu()
The defitions of for_each_ip_tunnel_rcu() are same, so unify it. Also, don't hide the parameter 't'. Cc: David S. Miller <davem@davemloft.net> Signed-off-by: Cong Wang <amwang@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/sit.c')
-rw-r--r--net/ipv6/sit.c13
1 files changed, 3 insertions, 10 deletions
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index ffe83ef70cf7..5bce2f698044 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -81,13 +81,6 @@ struct sit_net {
struct net_device *fb_tunnel_dev;
};
-/*
- * Locking : hash tables are protected by RCU and RTNL
- */
-
-#define for_each_ip_tunnel_rcu(start) \
- for (t = rcu_dereference(start); t; t = rcu_dereference(t->next))
-
static struct rtnl_link_stats64 *ipip6_get_stats64(struct net_device *dev,
struct rtnl_link_stats64 *tot)
{
@@ -133,20 +126,20 @@ static struct ip_tunnel *ipip6_tunnel_lookup(struct net *net,
struct ip_tunnel *t;
struct sit_net *sitn = net_generic(net, sit_net_id);
- for_each_ip_tunnel_rcu(sitn->tunnels_r_l[h0 ^ h1]) {
+ for_each_ip_tunnel_rcu(t, sitn->tunnels_r_l[h0 ^ h1]) {
if (local == t->parms.iph.saddr &&
remote == t->parms.iph.daddr &&
(!dev || !t->parms.link || dev->iflink == t->parms.link) &&
(t->dev->flags & IFF_UP))
return t;
}
- for_each_ip_tunnel_rcu(sitn->tunnels_r[h0]) {
+ for_each_ip_tunnel_rcu(t, sitn->tunnels_r[h0]) {
if (remote == t->parms.iph.daddr &&
(!dev || !t->parms.link || dev->iflink == t->parms.link) &&
(t->dev->flags & IFF_UP))
return t;
}
- for_each_ip_tunnel_rcu(sitn->tunnels_l[h1]) {
+ for_each_ip_tunnel_rcu(t, sitn->tunnels_l[h1]) {
if (local == t->parms.iph.saddr &&
(!dev || !t->parms.link || dev->iflink == t->parms.link) &&
(t->dev->flags & IFF_UP))
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