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VXLAN: Use tunnel_ip_select_ident() for tunnel IP-Identification.

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tunnel_ip_select_ident() is more efficient when generating ip-header
id given inner packet is of ipv4 type.

Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pravin B Shelar 2013-02-22 07:30:40 +00:00 committed by David S. Miller
parent 490ab08127
commit 8dc98eb2e8
1 changed files with 2 additions and 1 deletions
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3
drivers/net/vxlan.c
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@ -33,6 +33,7 @@
#include <net/arp.h>
#include <net/ndisc.h>
#include <net/ip.h>
#include <net/ipip.h>
#include <net/icmp.h>
#include <net/udp.h>
#include <net/rtnetlink.h>
@ -962,13 +963,13 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev)
iph->daddr = dst;
iph->saddr = fl4.saddr;
iph->ttl = ttl ? : ip4_dst_hoplimit(&rt->dst);
tunnel_ip_select_ident(skb, old_iph, &rt->dst);
vxlan_set_owner(dev, skb);
/* See iptunnel_xmit() */
if (skb->ip_summed != CHECKSUM_PARTIAL)
skb->ip_summed = CHECKSUM_NONE;
ip_select_ident(iph, &rt->dst, NULL);
err = ip_local_out(skb);
if (likely(net_xmit_eval(err) == 0)) {