Patchwork [net-next-2.6] pppoe: use phonet_pernet instead of directly net_generic

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Submitter Jiri Pirko
Date April 26, 2010, 1:41 p.m.
Message ID <20100426134100.GF2941@psychotron.lab.eng.brq.redhat.com>
Download mbox | patch
Permalink /patch/50964/
State Accepted
Delegated to: David Miller
Headers show

Comments

Jiri Pirko - April 26, 2010, 1:41 p.m.
As in for example pppoe introduce phonet_pernet and use it instead of calling
net_generic directly.

Signed-off-by: Jiri Pirko <jpirko@redhat.com>

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David Miller - April 26, 2010, 6:17 p.m.
From: Jiri Pirko <jpirko@redhat.com>
Date: Mon, 26 Apr 2010 15:41:00 +0200

> As in for example pppoe introduce phonet_pernet and use it instead of calling
> net_generic directly.
> 
> Signed-off-by: Jiri Pirko <jpirko@redhat.com>

Applied, and I modified your commit header line slightly.  This isn't
a change to "pppoe: " but rather "phonet: " :-)

Thanks.
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Jiri Pirko - April 26, 2010, 6:45 p.m.
Mon, Apr 26, 2010 at 08:17:47PM CEST, davem@davemloft.net wrote:
>From: Jiri Pirko <jpirko@redhat.com>
>Date: Mon, 26 Apr 2010 15:41:00 +0200
>
>> As in for example pppoe introduce phonet_pernet and use it instead of calling
>> net_generic directly.
>> 
>> Signed-off-by: Jiri Pirko <jpirko@redhat.com>
>
>Applied, and I modified your commit header line slightly.  This isn't
>a change to "pppoe: " but rather "phonet: " :-)

Ups, copy/paste mistake. Thanks.
>
>Thanks.
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Patch

diff --git a/net/phonet/pn_dev.c b/net/phonet/pn_dev.c
index 9b4ced6..c33da65 100644
--- a/net/phonet/pn_dev.c
+++ b/net/phonet/pn_dev.c
@@ -46,9 +46,16 @@  struct phonet_net {
 
 int phonet_net_id __read_mostly;
 
+static struct phonet_net *phonet_pernet(struct net *net)
+{
+	BUG_ON(!net);
+
+	return net_generic(net, phonet_net_id);
+}
+
 struct phonet_device_list *phonet_device_list(struct net *net)
 {
-	struct phonet_net *pnn = net_generic(net, phonet_net_id);
+	struct phonet_net *pnn = phonet_pernet(net);
 	return &pnn->pndevs;
 }
 
@@ -261,7 +268,7 @@  static int phonet_device_autoconf(struct net_device *dev)
 
 static void phonet_route_autodel(struct net_device *dev)
 {
-	struct phonet_net *pnn = net_generic(dev_net(dev), phonet_net_id);
+	struct phonet_net *pnn = phonet_pernet(dev_net(dev));
 	unsigned i;
 	DECLARE_BITMAP(deleted, 64);
 
@@ -313,7 +320,7 @@  static struct notifier_block phonet_device_notifier = {
 /* Per-namespace Phonet devices handling */
 static int __net_init phonet_init_net(struct net *net)
 {
-	struct phonet_net *pnn = net_generic(net, phonet_net_id);
+	struct phonet_net *pnn = phonet_pernet(net);
 
 	if (!proc_net_fops_create(net, "phonet", 0, &pn_sock_seq_fops))
 		return -ENOMEM;
@@ -326,7 +333,7 @@  static int __net_init phonet_init_net(struct net *net)
 
 static void __net_exit phonet_exit_net(struct net *net)
 {
-	struct phonet_net *pnn = net_generic(net, phonet_net_id);
+	struct phonet_net *pnn = phonet_pernet(net);
 	struct net_device *dev;
 	unsigned i;
 
@@ -376,7 +383,7 @@  void phonet_device_exit(void)
 
 int phonet_route_add(struct net_device *dev, u8 daddr)
 {
-	struct phonet_net *pnn = net_generic(dev_net(dev), phonet_net_id);
+	struct phonet_net *pnn = phonet_pernet(dev_net(dev));
 	struct phonet_routes *routes = &pnn->routes;
 	int err = -EEXIST;
 
@@ -393,7 +400,7 @@  int phonet_route_add(struct net_device *dev, u8 daddr)
 
 int phonet_route_del(struct net_device *dev, u8 daddr)
 {
-	struct phonet_net *pnn = net_generic(dev_net(dev), phonet_net_id);
+	struct phonet_net *pnn = phonet_pernet(dev_net(dev));
 	struct phonet_routes *routes = &pnn->routes;
 
 	daddr = daddr >> 2;
@@ -413,7 +420,7 @@  int phonet_route_del(struct net_device *dev, u8 daddr)
 
 struct net_device *phonet_route_get(struct net *net, u8 daddr)
 {
-	struct phonet_net *pnn = net_generic(net, phonet_net_id);
+	struct phonet_net *pnn = phonet_pernet(net);
 	struct phonet_routes *routes = &pnn->routes;
 	struct net_device *dev;
 
@@ -428,7 +435,7 @@  struct net_device *phonet_route_get(struct net *net, u8 daddr)
 
 struct net_device *phonet_route_output(struct net *net, u8 daddr)
 {
-	struct phonet_net *pnn = net_generic(net, phonet_net_id);
+	struct phonet_net *pnn = phonet_pernet(net);
 	struct phonet_routes *routes = &pnn->routes;
 	struct net_device *dev;