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-rw-r--r--net/ipv4/ip_tunnel.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index 24549b4aeae2..830de3f4e293 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -854,16 +854,14 @@ int ip_tunnel_init_net(struct net *net, int ip_tnl_net_id,
854 854
855 rtnl_lock(); 855 rtnl_lock();
856 itn->fb_tunnel_dev = __ip_tunnel_create(net, ops, &parms); 856 itn->fb_tunnel_dev = __ip_tunnel_create(net, ops, &parms);
857 rtnl_unlock();
858
859 if (IS_ERR(itn->fb_tunnel_dev))
860 return PTR_ERR(itn->fb_tunnel_dev);
861 /* FB netdevice is special: we have one, and only one per netns. 857 /* FB netdevice is special: we have one, and only one per netns.
862 * Allowing to move it to another netns is clearly unsafe. 858 * Allowing to move it to another netns is clearly unsafe.
863 */ 859 */
864 itn->fb_tunnel_dev->features |= NETIF_F_NETNS_LOCAL; 860 if (!IS_ERR(itn->fb_tunnel_dev))
861 itn->fb_tunnel_dev->features |= NETIF_F_NETNS_LOCAL;
862 rtnl_unlock();
865 863
866 return 0; 864 return PTR_RET(itn->fb_tunnel_dev);
867} 865}
868EXPORT_SYMBOL_GPL(ip_tunnel_init_net); 866EXPORT_SYMBOL_GPL(ip_tunnel_init_net);
869 867