netdev - [PATCH] ip6_gre: use netdev_alloc_pcpu

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Date:	Wed, 22 Apr 2015 16:56:16 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	netdev@...r.kernel.org
Cc:	Johannes Berg <johannes.berg@...el.com>
Subject: [PATCH] ip6_gre: use netdev_alloc_pcpu_stats()

From: Johannes Berg <johannes.berg@...el.com>

The code there just open-codes the same, so use the provided macro instead.

Signed-off-by: Johannes Berg <johannes.berg@...el.com>
---
 net/ipv6/ip6_gre.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index b5e6cc1d4a73..a38d3ac0f18f 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -1246,7 +1246,6 @@ static void ip6gre_tunnel_setup(struct net_device *dev)
 static int ip6gre_tunnel_init(struct net_device *dev)
 {
 	struct ip6_tnl *tunnel;
-	int i;
 
 	tunnel = netdev_priv(dev);
 
@@ -1260,16 +1259,10 @@ static int ip6gre_tunnel_init(struct net_device *dev)
 	if (ipv6_addr_any(&tunnel->parms.raddr))
 		dev->header_ops = &ip6gre_header_ops;
 
-	dev->tstats = alloc_percpu(struct pcpu_sw_netstats);
+	dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
 	if (!dev->tstats)
 		return -ENOMEM;
 
-	for_each_possible_cpu(i) {
-		struct pcpu_sw_netstats *ip6gre_tunnel_stats;
-		ip6gre_tunnel_stats = per_cpu_ptr(dev->tstats, i);
-		u64_stats_init(&ip6gre_tunnel_stats->syncp);
-	}
-
 	return 0;
 }
 
-- 
2.1.4

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