From e086cadc08e259150b2ab8f7f4a16dbf9e3c2f22 Mon Sep 17 00:00:00 2001
From: Amerigo Wang <amwang@redhat.com>
Date: Sun, 11 Nov 2012 21:52:34 +0000
Subject: 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>
---
 include/linux/if_tunnel.h | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'include/linux/if_tunnel.h')

diff --git a/include/linux/if_tunnel.h b/include/linux/if_tunnel.h
index 06d1d5badd36..f4e56ecd0b1a 100644
--- a/include/linux/if_tunnel.h
+++ b/include/linux/if_tunnel.h
@@ -6,6 +6,13 @@
 #include <uapi/linux/if_tunnel.h>
 #include <linux/u64_stats_sync.h>
 
+/*
+ * Locking : hash tables are protected by RCU and RTNL
+ */
+
+#define for_each_ip_tunnel_rcu(pos, start) \
+	for (pos = rcu_dereference(start); pos; pos = rcu_dereference(pos->next))
+
 /* often modified stats are per cpu, other are shared (netdev->stats) */
 struct pcpu_tstats {
 	u64	rx_packets;
-- 
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