From mboxrd@z Thu Jan 1 00:00:00 1970 From: Veaceslav Falico Subject: [PATCH v4 net-next 24/27] vlan: link the upper neighbour only after registering Date: Tue, 24 Sep 2013 13:47:04 +0200 Message-ID: <1380023227-9576-25-git-send-email-vfalico@redhat.com> References: <1380023227-9576-1-git-send-email-vfalico@redhat.com> Cc: jiri@resnulli.us, Veaceslav Falico , Patrick McHardy , "David S. Miller" To: netdev@vger.kernel.org Return-path: Received: from mx1.redhat.com ([209.132.183.28]:9504 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753655Ab3IXLrg (ORCPT ); Tue, 24 Sep 2013 07:47:36 -0400 In-Reply-To: <1380023227-9576-1-git-send-email-vfalico@redhat.com> Sender: netdev-owner@vger.kernel.org List-ID: Otherwise users might access it without being fully registered, as per sysfs - it only inits in register_netdevice(), so is unusable till it is called. CC: Patrick McHardy CC: "David S. Miller" Signed-off-by: Veaceslav Falico --- Notes: v3 -> v4: No change. v2 -> v3: No change. v1 -> v2: No changes. RFC -> v1: No changes. net/8021q/vlan.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c index 61fc573..69b4a35 100644 --- a/net/8021q/vlan.c +++ b/net/8021q/vlan.c @@ -169,13 +169,13 @@ int register_vlan_dev(struct net_device *dev) if (err < 0) goto out_uninit_mvrp; - err = netdev_upper_dev_link(real_dev, dev); - if (err) - goto out_uninit_mvrp; - err = register_netdevice(dev); if (err < 0) - goto out_upper_dev_unlink; + goto out_uninit_mvrp; + + err = netdev_upper_dev_link(real_dev, dev); + if (err) + goto out_unregister_netdev; /* Account for reference in struct vlan_dev_priv */ dev_hold(real_dev); @@ -191,8 +191,8 @@ int register_vlan_dev(struct net_device *dev) return 0; -out_upper_dev_unlink: - netdev_upper_dev_unlink(real_dev, dev); +out_unregister_netdev: + unregister_netdevice(dev); out_uninit_mvrp: if (grp->nr_vlan_devs == 0) vlan_mvrp_uninit_applicant(real_dev); -- 1.8.4