3.0-stable review patch. If anyone has any objections, please let me know.
------------------ From: "Rustad, Mark D" <mark.d.rus...@intel.com> commit 734b65417b24d6eea3e3d7457e1f11493890ee1d upstream. This change eliminates an initialization-order hazard most recently seen when netprio_cgroup is built into the kernel. With thanks to Eric Dumazet for catching a bug. Signed-off-by: Mark Rustad <mark.d.rus...@intel.com> Acked-by: Eric Dumazet <eduma...@google.com> Signed-off-by: David S. Miller <da...@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org> --- net/core/dev.c | 3 ++- net/core/net_namespace.c | 4 +++- 2 files changed, 5 insertions(+), 2 deletions(-) --- a/net/core/dev.c +++ b/net/core/dev.c @@ -6260,7 +6260,8 @@ static struct hlist_head *netdev_create_ /* Initialize per network namespace state */ static int __net_init netdev_init(struct net *net) { - INIT_LIST_HEAD(&net->dev_base_head); + if (net != &init_net) + INIT_LIST_HEAD(&net->dev_base_head); net->dev_name_head = netdev_create_hash(); if (net->dev_name_head == NULL) --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -24,7 +24,9 @@ static DEFINE_MUTEX(net_mutex); LIST_HEAD(net_namespace_list); EXPORT_SYMBOL_GPL(net_namespace_list); -struct net init_net; +struct net init_net = { + .dev_base_head = LIST_HEAD_INIT(init_net.dev_base_head), +}; EXPORT_SYMBOL(init_net); #define INITIAL_NET_GEN_PTRS 13 /* +1 for len +2 for rcu_head */ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/