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authorEric W. Biederman <ebiederm@maxwell.aristanetworks.com>2008-11-07 22:52:34 -0800
committerDavid S. Miller <davem@davemloft.net>2008-11-07 22:52:34 -0800
commit5d6d480908300a0c0b3be8b58567dfcef62c83a5 (patch)
treecf407634d239d7bf5407c576d957eca711b6b654 /net/core/fib_rules.c
parent3d8160b1493bcadca74fbb635d79b3928b8999cf (diff)
downloadop-kernel-dev-5d6d480908300a0c0b3be8b58567dfcef62c83a5.zip
op-kernel-dev-5d6d480908300a0c0b3be8b58567dfcef62c83a5.tar.gz
net: fib_rules ordering fixes.
We need to setup the network namespace state before we register the notifier. Otherwise if a network device is already registered we get a nasty NULL pointer dereference. Signed-off-by: Eric W. Biederman <ebiederm@maxwell.aristanetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/fib_rules.c')
-rw-r--r--net/core/fib_rules.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 79de3b1..32b3a01 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -664,17 +664,18 @@ static int __init fib_rules_init(void)
rtnl_register(PF_UNSPEC, RTM_DELRULE, fib_nl_delrule, NULL);
rtnl_register(PF_UNSPEC, RTM_GETRULE, NULL, fib_nl_dumprule);
- err = register_netdevice_notifier(&fib_rules_notifier);
+ err = register_pernet_subsys(&fib_rules_net_ops);
if (err < 0)
goto fail;
- err = register_pernet_subsys(&fib_rules_net_ops);
+ err = register_netdevice_notifier(&fib_rules_notifier);
if (err < 0)
goto fail_unregister;
+
return 0;
fail_unregister:
- unregister_netdevice_notifier(&fib_rules_notifier);
+ unregister_pernet_subsys(&fib_rules_net_ops);
fail:
rtnl_unregister(PF_UNSPEC, RTM_NEWRULE);
rtnl_unregister(PF_UNSPEC, RTM_DELRULE);
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