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From: Andrew Thompson <thompsa@FreeBSD.org>
Date: Tue, 10 May 2011 02:58:08 +0000 (UTC)
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Subject: svn commit: r221721 - stable/8/sys/net
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Author: thompsa
Date: Tue May 10 02:58:08 2011
New Revision: 221721
URL: http://svn.freebsd.org/changeset/base/221721

Log:
  MFC r221270
  
   LACP frames must not be send VLAN-tagged, check for that before processing.
  
  PR:		kern/156743
  Submitted by:	Dmitrij Tejblum

Modified:
  stable/8/sys/net/if_lagg.c
Directory Properties:
  stable/8/sys/   (props changed)
  stable/8/sys/amd64/include/xen/   (props changed)
  stable/8/sys/cddl/contrib/opensolaris/   (props changed)
  stable/8/sys/contrib/dev/acpica/   (props changed)
  stable/8/sys/contrib/pf/   (props changed)

Modified: stable/8/sys/net/if_lagg.c
==============================================================================
--- stable/8/sys/net/if_lagg.c	Tue May 10 02:38:44 2011	(r221720)
+++ stable/8/sys/net/if_lagg.c	Tue May 10 02:58:08 2011	(r221721)
@@ -1786,7 +1786,7 @@ lagg_lacp_input(struct lagg_softc *sc, s
 	etype = ntohs(eh->ether_type);
 
 	/* Tap off LACP control messages */
-	if (etype == ETHERTYPE_SLOW) {
+	if ((m->m_flags & M_VLANTAG) == 0 && etype == ETHERTYPE_SLOW) {
 		m = lacp_input(lp, m);
 		if (m == NULL)
 			return (NULL);