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path: root/net/ipv6/ip6_tunnel.c
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Diffstat (limited to 'net/ipv6/ip6_tunnel.c')
-rw-r--r--net/ipv6/ip6_tunnel.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 38b9a56c173..2a59610c2a5 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1284,6 +1284,7 @@ ip6_tnl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
t = netdev_priv(dev);
ip6_tnl_unlink(ip6n, t);
+ synchronize_net();
err = ip6_tnl_change(t, &p);
ip6_tnl_link(ip6n, t);
netdev_state_change(dev);