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authorNicolas Dichtel <nicolas.dichtel@6wind.com>2012-11-14 05:14:01 +0000
committerDavid S. Miller <davem@davemloft.net>2012-11-14 22:02:38 -0500
commitc38cc4b599c2fe5815af4b0c6acac48e904977b4 (patch)
tree3369e3c01bb146374626fd2e53fa6623ed394f78 /net/ipv4/ipip.c
parent0b112457229d8a17198a02f3cca32922d2e374f1 (diff)
ipip: always notify change when params are updated
netdev_state_change() was called only when end points or link was updated. Now that all parameters are advertised via netlink, we must advertise any change. This patch also prepares the support of ipip tunnels management via rtnl. The code which update tunnels will be put in a new function. Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ipip.c')
-rw-r--r--net/ipv4/ipip.c34
1 files changed, 16 insertions, 18 deletions
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 099fc1c428b..4be88cc9895 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -680,29 +680,27 @@ ipip_tunnel_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd)
break;
}
t = netdev_priv(dev);
- ipip_tunnel_unlink(ipn, t);
- synchronize_net();
- t->parms.iph.saddr = p.iph.saddr;
- t->parms.iph.daddr = p.iph.daddr;
- memcpy(dev->dev_addr, &p.iph.saddr, 4);
- memcpy(dev->broadcast, &p.iph.daddr, 4);
- ipip_tunnel_link(ipn, t);
- netdev_state_change(dev);
}
+
+ ipip_tunnel_unlink(ipn, t);
+ synchronize_net();
+ t->parms.iph.saddr = p.iph.saddr;
+ t->parms.iph.daddr = p.iph.daddr;
+ memcpy(dev->dev_addr, &p.iph.saddr, 4);
+ memcpy(dev->broadcast, &p.iph.daddr, 4);
+ ipip_tunnel_link(ipn, t);
+ t->parms.iph.ttl = p.iph.ttl;
+ t->parms.iph.tos = p.iph.tos;
+ t->parms.iph.frag_off = p.iph.frag_off;
+ if (t->parms.link != p.link) {
+ t->parms.link = p.link;
+ ipip_tunnel_bind_dev(dev);
+ }
+ netdev_state_change(dev);
}
if (t) {
err = 0;
- if (cmd == SIOCCHGTUNNEL) {
- t->parms.iph.ttl = p.iph.ttl;
- t->parms.iph.tos = p.iph.tos;
- t->parms.iph.frag_off = p.iph.frag_off;
- if (t->parms.link != p.link) {
- t->parms.link = p.link;
- ipip_tunnel_bind_dev(dev);
- netdev_state_change(dev);
- }
- }
if (copy_to_user(ifr->ifr_ifru.ifru_data, &t->parms, sizeof(p)))
err = -EFAULT;
} else