Merge Linus' tree to be be to apply submitted patches to newer code than

current trivial.git base

1 files changed, 7 insertions, 5 deletions

diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index 85b62691f4f..7f155175bba 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -224,7 +224,7 @@ static void net_free(struct net *net)
 		return;
 	}
 #endif
-	kfree(net->gen);
+	kfree(rcu_access_pointer(net->gen));
 	kmem_cache_free(net_cachep, net);
 }
 
@@ -373,9 +373,11 @@ struct net *get_net_ns_by_pid(pid_t pid)
 	tsk = find_task_by_vpid(pid);
 	if (tsk) {
 		struct nsproxy *nsproxy;
-		nsproxy = task_nsproxy(tsk);
+		task_lock(tsk);
+		nsproxy = tsk->nsproxy;
 		if (nsproxy)
 			net = get_net(nsproxy->net_ns);
+		task_unlock(tsk);
 	}
 	rcu_read_unlock();
 	return net;
@@ -632,11 +634,11 @@ static void *netns_get(struct task_struct *task)
 	struct net *net = NULL;
 	struct nsproxy *nsproxy;
 
-	rcu_read_lock();
-	nsproxy = task_nsproxy(task);
+	task_lock(task);
+	nsproxy = task->nsproxy;
 	if (nsproxy)
 		net = get_net(nsproxy->net_ns);
-	rcu_read_unlock();
+	task_unlock(task);
 
 	return net;
 }