From 10651db75a94c54a34bbf85fbee334d1114da3fb Mon Sep 17 00:00:00 2001 From: Ursula Braun Date: Fri, 1 Oct 2010 02:51:13 +0000 Subject: qeth: tagging with VLAN-ID 0 This patch adapts qeth to handle tagged frames with VLAN-ID 0 and with or without priority information in the tag. It enables qeth to receive priority-tagged frames on a base interface, for example from z/OS, without configuring an additional VLAN interface. Signed-off-by: Ursula Braun Signed-off-by: Frank Blaschka Signed-off-by: David S. Miller --- drivers/s390/net/qeth_l2_main.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/s390/net/qeth_l2_main.c') diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index 01c3c1f..847e879 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -310,6 +310,8 @@ static void qeth_l2_vlan_rx_add_vid(struct net_device *dev, unsigned short vid) struct qeth_vlan_vid *id; QETH_CARD_TEXT_(card, 4, "aid:%d", vid); + if (!vid) + return; if (card->info.type == QETH_CARD_TYPE_OSM) { QETH_CARD_TEXT(card, 3, "aidOSM"); return; -- cgit v1.1