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author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-08-19 07:05:10 (GMT) |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2013-08-20 22:12:15 (GMT) |
commit | ea857f28ab5ca82508e70ffbc8cb296705133f01 (patch) | |
tree | 77b8faadb781bdf6253d815b12233473270add10 | |
parent | 0dde80268ee0a5a1511935bdb9c547191d616aa9 (diff) | |
download | linux-fsl-qoriq-ea857f28ab5ca82508e70ffbc8cb296705133f01.tar.xz |
ipip: dereferencing an ERR_PTR in ip_tunnel_init_net()
We need to move the derefernce after the IS_ERR() check.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | net/ipv4/ip_tunnel.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c index a4d9126..24549b4 100644 --- a/net/ipv4/ip_tunnel.c +++ b/net/ipv4/ip_tunnel.c @@ -854,14 +854,14 @@ int ip_tunnel_init_net(struct net *net, int ip_tnl_net_id, rtnl_lock(); itn->fb_tunnel_dev = __ip_tunnel_create(net, ops, &parms); - /* FB netdevice is special: we have one, and only one per netns. - * Allowing to move it to another netns is clearly unsafe. - */ - itn->fb_tunnel_dev->features |= NETIF_F_NETNS_LOCAL; rtnl_unlock(); if (IS_ERR(itn->fb_tunnel_dev)) return PTR_ERR(itn->fb_tunnel_dev); + /* FB netdevice is special: we have one, and only one per netns. + * Allowing to move it to another netns is clearly unsafe. + */ + itn->fb_tunnel_dev->features |= NETIF_F_NETNS_LOCAL; return 0; } |