Commit b5082df8 authored Apr 27, 2017 by David Howells Committed by David S. Miller Apr 30, 2017

net: Initialise init_net.count to 1

Initialise init_net.count to 1 for its pointer from init_nsproxy lest
someone tries to do a get_net() and a put_net() in a process in which
current->ns_proxy->net_ns points to the initial network namespace.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 5e0740c4

net/core/net_namespace.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -35,6 +35,7 @@ LIST_HEAD(net_namespace_list);
		EXPORT_SYMBOL_GPL(net_namespace_list);

		struct net init_net = {
		.count = ATOMIC_INIT(1),
		.dev_base_head = LIST_HEAD_INIT(init_net.dev_base_head),
		};
		EXPORT_SYMBOL(init_net);