svn commit: r313711 - head/sys/dev/virtio/network

[Philip Paeps]

Author: philip
Date: Mon Feb 13 21:44:29 2017
New Revision: 313711
URL: https://svnweb.freebsd.org/changeset/base/313711

Log:
  vtnet: don't update VLAN filter when parent is not running
  
  Submitted by:	Gerrie Roos <groos -at- xiplink -dot- com>
  Reviewed by:	gnn
  Sponsored by:	XipLink, Inc.
  Differential Revision:	https://reviews.freebsd.org/D9573

Modified:
  head/sys/dev/virtio/network/if_vtnet.c

Modified: head/sys/dev/virtio/network/if_vtnet.c
==============================================================================
--- head/sys/dev/virtio/network/if_vtnet.c	Mon Feb 13 21:33:50 2017	(r313710)
+++ head/sys/dev/virtio/network/if_vtnet.c	Mon Feb 13 21:44:29 2017	(r313711)
@@ -3473,6 +3473,7 @@ vtnet_update_vlan_filter(struct vtnet_so
 		sc->vtnet_vlan_filter[idx] &= ~(1 << bit);
 
 	if (ifp->if_capenable & IFCAP_VLAN_HWFILTER &&
+	    ifp->if_drv_flags & IFF_DRV_RUNNING &&
 	    vtnet_exec_vlan_filter(sc, add, tag) != 0) {
 		device_printf(sc->vtnet_dev,
 		    "cannot %s VLAN %d %s the host filter table\n",