netdev - [PATCH 2/8] can: remove obsolete pernet

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Date:   Tue, 25 Apr 2017 08:19:39 +0200
From:   Oliver Hartkopp <socketcan@...tkopp.net>
To:     linux-can@...r.kernel.org, davem@...emloft.net
Cc:     Oliver Hartkopp <socketcan@...tkopp.net>, mkl@...gutronix.de,
        dev@...herer.org, netdev@...r.kernel.org
Subject: [PATCH 2/8] can: remove obsolete pernet_operations definitions

The namespace support for the CAN subsystem does not need any additional
memory. So when ".size = 0" there's no extra memory allocated by the system.
And therefore ".id" is obsolete too.

Signed-off-by: Oliver Hartkopp <socketcan@...tkopp.net>
---
 net/can/af_can.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/net/can/af_can.c b/net/can/af_can.c
index 2c935babe466..421b60fc42c3 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -75,8 +75,6 @@ static int stats_timer __read_mostly = 1;
 module_param(stats_timer, int, S_IRUGO);
 MODULE_PARM_DESC(stats_timer, "enable timer for statistics (default:on)");
 
-static int can_net_id;
-
 static struct kmem_cache *rcv_cache __read_mostly;
 
 /* table of registered CAN protocols */
@@ -935,8 +933,6 @@ static struct notifier_block can_netdev_notifier __read_mostly = {
 static struct pernet_operations can_pernet_ops __read_mostly = {
 	.init = can_pernet_init,
 	.exit = can_pernet_exit,
-	.id = &can_net_id,
-	.size = 0,
 };
 
 static __init int can_init(void)
-- 
2.11.0