From 230833cd26cb4727d0fec043490084da089cda35 Mon Sep 17 00:00:00 2001
From: Cong Wang <xiyou.wangcong@gmail.com>
Date: Sat, 9 Mar 2013 16:38:39 +0000
Subject: [PATCH] --- yaml --- r: 368173 b: refs/heads/master c:
 6aed0c8bf7d2f389b472834053eb6e3bd6926999 h: refs/heads/master i:   368171:
 4f2a22fb768c523b1c1dcca468bc39c2c7cf5816 v: v3

---
 [refs]                    |  2 +-
 trunk/drivers/net/vxlan.c | 14 +-------------
 trunk/include/net/ipip.h  |  3 ---
 trunk/net/ipv4/ip_gre.c   | 16 +---------------
 trunk/net/ipv4/ipip.c     | 18 +-----------------
 trunk/net/ipv6/sit.c      |  2 ++
 6 files changed, 6 insertions(+), 49 deletions(-)

diff --git a/[refs] b/[refs]
index 16fd0c947571..d8f5a1724154 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4f3ed9209f7f75ff0ee21bc5052d76542dd75b5f
+refs/heads/master: 6aed0c8bf7d2f389b472834053eb6e3bd6926999
diff --git a/trunk/drivers/net/vxlan.c b/trunk/drivers/net/vxlan.c
index f057ec00bba3..f3a135cb50a9 100644
--- a/trunk/drivers/net/vxlan.c
+++ b/trunk/drivers/net/vxlan.c
@@ -855,7 +855,6 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev)
 	__u16 src_port;
 	__be16 df = 0;
 	__u8 tos, ttl;
-	int err;
 	bool did_rsc = false;
 	const struct vxlan_fdb *f;
 
@@ -980,18 +979,7 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev)
 	if (handle_offloads(skb))
 		goto drop;
 
-	err = ip_local_out(skb);
-	if (likely(net_xmit_eval(err) == 0)) {
-		struct vxlan_stats *stats = this_cpu_ptr(vxlan->stats);
-
-		u64_stats_update_begin(&stats->syncp);
-		stats->tx_packets++;
-		stats->tx_bytes += pkt_len;
-		u64_stats_update_end(&stats->syncp);
-	} else {
-		dev->stats.tx_errors++;
-		dev->stats.tx_aborted_errors++;
-	}
+	iptunnel_xmit(skb, dev);
 	return NETDEV_TX_OK;
 
 drop:
diff --git a/trunk/include/net/ipip.h b/trunk/include/net/ipip.h
index fd19625ff99d..0c046e3bca05 100644
--- a/trunk/include/net/ipip.h
+++ b/trunk/include/net/ipip.h
@@ -51,13 +51,10 @@ struct ip_tunnel_prl_entry {
 static inline void iptunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 {
 	int err;
-	struct iphdr *iph = ip_hdr(skb);
 	int pkt_len = skb->len - skb_transport_offset(skb);
 	struct pcpu_tstats *tstats = this_cpu_ptr(dev->tstats);
 
 	nf_reset(skb);
-	skb->ip_summed = CHECKSUM_NONE;
-	ip_select_ident(iph, skb_dst(skb), NULL);
 
 	err = ip_local_out(skb);
 	if (likely(net_xmit_eval(err) == 0)) {
diff --git a/trunk/net/ipv4/ip_gre.c b/trunk/net/ipv4/ip_gre.c
index d0ef0e674ec5..a13a0972a57f 100644
--- a/trunk/net/ipv4/ip_gre.c
+++ b/trunk/net/ipv4/ip_gre.c
@@ -762,7 +762,6 @@ static struct sk_buff *handle_offloads(struct ip_tunnel *tunnel, struct sk_buff
 
 static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 {
-	struct pcpu_tstats *tstats = this_cpu_ptr(dev->tstats);
 	struct ip_tunnel *tunnel = netdev_priv(dev);
 	const struct iphdr  *old_iph;
 	const struct iphdr  *tiph;
@@ -778,7 +777,6 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev
 	int    mtu;
 	u8     ttl;
 	int    err;
-	int    pkt_len;
 
 	skb = handle_offloads(tunnel, skb);
 	if (IS_ERR(skb)) {
@@ -1022,19 +1020,7 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev
 		}
 	}
 
-	nf_reset(skb);
-
-	pkt_len = skb->len - skb_transport_offset(skb);
-	err = ip_local_out(skb);
-	if (likely(net_xmit_eval(err) == 0)) {
-		u64_stats_update_begin(&tstats->syncp);
-		tstats->tx_bytes += pkt_len;
-		tstats->tx_packets++;
-		u64_stats_update_end(&tstats->syncp);
-	} else {
-		dev->stats.tx_errors++;
-		dev->stats.tx_aborted_errors++;
-	}
+	iptunnel_xmit(skb, dev);
 	return NETDEV_TX_OK;
 
 #if IS_ENABLED(CONFIG_IPV6)
diff --git a/trunk/net/ipv4/ipip.c b/trunk/net/ipv4/ipip.c
index b50435ba0ce5..34e006fe2d87 100644
--- a/trunk/net/ipv4/ipip.c
+++ b/trunk/net/ipv4/ipip.c
@@ -478,8 +478,6 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 	__be32 dst = tiph->daddr;
 	struct flowi4 fl4;
 	int    mtu;
-	int err;
-	int pkt_len;
 
 	if (skb->protocol != htons(ETH_P_IP))
 		goto tx_error;
@@ -600,21 +598,7 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 	if ((iph->ttl = tiph->ttl) == 0)
 		iph->ttl	=	old_iph->ttl;
 
-	nf_reset(skb);
-
-	pkt_len = skb->len - skb_transport_offset(skb);
-	err = ip_local_out(skb);
-	if (likely(net_xmit_eval(err) == 0)) {
-		struct pcpu_tstats *tstats = this_cpu_ptr(dev->tstats);
-
-		u64_stats_update_begin(&tstats->syncp);
-		tstats->tx_bytes += pkt_len;
-		tstats->tx_packets++;
-		u64_stats_update_end(&tstats->syncp);
-	} else {
-		dev->stats.tx_errors++;
-		dev->stats.tx_aborted_errors++;
-	}
+	iptunnel_xmit(skb, dev);
 
 	return NETDEV_TX_OK;
 
diff --git a/trunk/net/ipv6/sit.c b/trunk/net/ipv6/sit.c
index 02f96dcbcf02..898e671a526b 100644
--- a/trunk/net/ipv6/sit.c
+++ b/trunk/net/ipv6/sit.c
@@ -899,6 +899,8 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
 	if ((iph->ttl = tiph->ttl) == 0)
 		iph->ttl	=	iph6->hop_limit;
 
+	skb->ip_summed = CHECKSUM_NONE;
+	ip_select_ident(iph, skb_dst(skb), NULL);
 	iptunnel_xmit(skb, dev);
 	return NETDEV_TX_OK;