From: Haiyang Zhang <haiyangz@microsoft.com>
To: davem@davemloft.net, netdev@vger.kernel.org
Cc: haiyangz@microsoft.com, kys@microsoft.com, olaf@aepfle.de,
vkuznets@redhat.com, linux-kernel@vger.kernel.org,
driverdev-devel@linuxdriverproject.org
Subject: [PATCH net-next] hv_netvsc: Fix VF register on vlan devices
Date: Thu, 2 Jun 2016 12:02:04 -0700 [thread overview]
Message-ID: <1464894124-11450-1-git-send-email-haiyangz@microsoft.com> (raw)
Added a condition to avoid vlan devices with same MAC registering
as VF.
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Reviewed-by: K. Y. Srinivasan <kys@microsoft.com>
---
drivers/net/hyperv/netvsc_drv.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 6a69b5c..5ac1267 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -1500,6 +1500,10 @@ static int netvsc_netdev_event(struct notifier_block *this,
{
struct net_device *event_dev = netdev_notifier_info_to_dev(ptr);
+ /* Avoid Vlan dev with same MAC registering as VF */
+ if (event_dev->priv_flags & IFF_802_1Q_VLAN)
+ return NOTIFY_DONE;
+
switch (event) {
case NETDEV_REGISTER:
return netvsc_register_vf(event_dev);
--
1.7.4.1
next reply other threads:[~2016-06-02 17:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-02 19:02 Haiyang Zhang [this message]
2016-06-03 23:40 ` David Miller
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