netdev - [PATCH net-2.6.26 10/10][VLAN]: Handle vlan devices net namespace changing.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 15 Apr 2008 16:19:17 +0400
From:	Pavel Emelyanov <xemul@...nvz.org>
To:	David Miller <davem@...emloft.net>
CC:	Patrick McHardy <kaber@...sh.net>,
	Linux Netdev List <netdev@...r.kernel.org>
Subject: [PATCH net-2.6.26 10/10][VLAN]: Handle vlan devices net namespace
 changing.

When van device is moved to another namespace proc files,
related to this device, should also change one.

Use the netdev REGISTER and UNREGISTER event handlers for this.

Signed-off-by: Pavel Emelyanov <xemul@...nvz.org>

---
 net/8021q/vlan.c |   13 ++++++++-----
 1 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 7e9d22e..2a739ad 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -154,8 +154,6 @@ void unregister_vlan_dev(struct net_device *dev)
 	grp = __vlan_find_group(real_dev);
 	BUG_ON(!grp);
 
-	vlan_proc_rem_dev(dev);
-
 	/* Take it out of our own structures, but be sure to interlock with
 	 * HW accelerating devices or SW vlan input packet processing.
 	 */
@@ -278,9 +276,6 @@ int register_vlan_dev(struct net_device *dev)
 	if (real_dev->features & NETIF_F_HW_VLAN_FILTER)
 		real_dev->vlan_rx_add_vid(real_dev, vlan_id);
 
-	if (vlan_proc_add_dev(dev) < 0)
-		pr_warning("8021q: failed to add proc entry for %s\n",
-			   dev->name);
 	return 0;
 
 out_free_group:
@@ -396,6 +391,14 @@ static void __vlan_device_event(struct net_device *dev, unsigned long event)
 			pr_warning("8021q: failed to change proc name for %s\n",
 					dev->name);
 		break;
+	case NETDEV_REGISTER:
+		if (vlan_proc_add_dev(dev) < 0)
+			pr_warning("8021q: failed to add proc entry for %s\n",
+					dev->name);
+		break;
+	case NETDEV_UNREGISTER:
+		vlan_proc_rem_dev(dev);
+		break;
 	}
 }
 
-- 
1.5.3.4

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html