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* [PATCH 001/001] vlan: don't call ndo_vlan_rx_register on hardware that doesn't have vlan support
@ 2011-06-16 20:47 Antoine Reversat
  2011-06-17  4:13 ` David Miller
  0 siblings, 1 reply; 4+ messages in thread
From: Antoine Reversat @ 2011-06-16 20:47 UTC (permalink / raw)
  To: netdev

This patch removes the call to ndo_vlan_rx_register if the underlying
device doesn't have hardware support for VLAN.
Signed-off-by: Antoine Reversat <a.reversat@gmail.com>
---
--- linux-2.6.39/net/8021q/vlan.c	2011-05-19 00:06:34.000000000 -0400
+++ linux-2.6.39-fixed/net/8021q/vlan.c	2011-06-16 16:39:25.933742004 -0400
@@ -211,7 +211,7 @@ int register_vlan_dev(struct net_device
 	grp->nr_vlans++;

 	if (ngrp) {
-		if (ops->ndo_vlan_rx_register)
+		if (ops->ndo_vlan_rx_register && (real_dev->features & NETIF_F_HW_VLAN_RX))
 			ops->ndo_vlan_rx_register(real_dev, ngrp);
 		rcu_assign_pointer(real_dev->vlgrp, ngrp);
 	}

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2011-06-17 19:11 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2011-06-16 20:47 [PATCH 001/001] vlan: don't call ndo_vlan_rx_register on hardware that doesn't have vlan support Antoine Reversat
2011-06-17  4:13 ` David Miller
2011-06-17 19:00   ` Stephen Hemminger
2011-06-17 19:11     ` David Miller

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