From 6eabf29622f23f12a5409e62aaadd406f6b62383 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 1 Oct 2012 17:12:35 +0100
Subject: net: Use get_cpu_light() in ip_send_unicast_reply()

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 3982eab..e9fa68c 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -1505,7 +1505,8 @@ void ip_send_unicast_reply(struct net *net, struct sk_buff *skb, __be32 daddr,
 	if (IS_ERR(rt))
 		return;
 
-	inet = &get_cpu_var(unicast_sock);
+	get_cpu_light();
+	inet = &__get_cpu_var(unicast_sock);
 
 	inet->tos = arg->tos;
 	sk = &inet->sk;
@@ -1529,7 +1530,7 @@ void ip_send_unicast_reply(struct net *net, struct sk_buff *skb, __be32 daddr,
 		ip_push_pending_frames(sk, &fl4);
 	}
 
-	put_cpu_var(unicast_sock);
+	put_cpu_light();
 
 	ip_rt_put(rt);
 }
-- 
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