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Message-ID: <alpine.DEB.2.02.1401021414490.32160@tomh.mtv.corp.google.com>
Date: Thu, 2 Jan 2014 14:19:03 -0800 (PST)
From: Tom Herbert <therbert@...gle.com>
To: davem@...emloft.net, netdev@...r.kernel.org
cc: hkchu@...gle.com
Subject: [PATCH RFC 6/7] net: TX path for IPIP/UDP Generic UDP
Encpasulation
Support for transmitting encapsulation IPIP in UDP.
Signed-off-by: Tom Herbert <therbert@...gle.com>
---
net/ipv4/ipip.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index fe3e9f7..2e997d3 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -240,6 +240,11 @@ ipip_tunnel_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
int err = 0;
struct ip_tunnel_parm p;
+ /* Try generic tunnel ioctls first */
+ err = ip_tunnel_gen_ioctl(dev, ifr, cmd);
+ if (err != -ENOIOCTLCMD)
+ return err;
+
if (copy_from_user(&p, ifr->ifr_ifru.ifru_data, sizeof(p)))
return -EFAULT;
@@ -301,7 +306,8 @@ static int ipip_tunnel_init(struct net_device *dev)
memcpy(dev->dev_addr, &tunnel->parms.iph.saddr, 4);
memcpy(dev->broadcast, &tunnel->parms.iph.daddr, 4);
- tunnel->hlen = 0;
+ tunnel->tun_hlen = 0;
+ tunnel->hlen = tunnel->tun_hlen + tunnel->encap_hlen;
tunnel->parms.iph.protocol = IPPROTO_IPIP;
return ip_tunnel_init(dev);
}
--
1.8.5.1
--
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