net_namespace: trivial cleanup

JinXiao-Intel · davem330 · commit 1818ce4dc59a · 2014-04-26T12:50:23.000-04:00
Do not initialize net_kill_list twice.
list_replace_init() already takes care of initializing net_kill_list.
We don't need to initialize it with LIST_HEAD() beforehand.

Signed-off-by: xiao jin &lt;jin.xiao@intel.com&gt;
Reviewed-by: David Cohen &lt;david.a.cohen@linux.intel.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
@@ -273,7 +273,7 @@ static void cleanup_net(struct work_struct *work)
 {
 	const struct pernet_operations *ops;
 	struct net *net, *tmp;
-	LIST_HEAD(net_kill_list);
+	struct list_head net_kill_list;
 	LIST_HEAD(net_exit_list);
 
 	/* Atomically snapshot the list of namespaces to cleanup */

Original file line number	Diff line number	Diff line change
`@@ -273,7 +273,7 @@ static void cleanup_net(struct work_struct *work)`
`273`	`273`	`{`
`274`	`274`	`const struct pernet_operations *ops;`
`275`	`275`	`struct net net, tmp;`
`276`		`- LIST_HEAD(net_kill_list);`
	`276`	`+ struct list_head net_kill_list;`
`277`	`277`	`LIST_HEAD(net_exit_list);`
`278`	`278`
`279`	`279`	`/* Atomically snapshot the list of namespaces to cleanup */`