qeth: layer 3 Oops in ip event handler

The ip event handler may present us non qeth network interfaces.
Add qeth card pointer check.

Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Frank Blaschka 2008-06-06 12:37:44 +02:00 committed by Jeff Garzik
parent 363f15149c
commit e5bd7be567

View file

@ -2070,7 +2070,7 @@ static struct qeth_card *qeth_l3_get_card_from_dev(struct net_device *dev)
card = netdev_priv(dev); card = netdev_priv(dev);
else if (rc == QETH_VLAN_CARD) else if (rc == QETH_VLAN_CARD)
card = netdev_priv(vlan_dev_info(dev)->real_dev); card = netdev_priv(vlan_dev_info(dev)->real_dev);
if (card->options.layer2) if (card && card->options.layer2)
card = NULL; card = NULL;
QETH_DBF_TEXT_(TRACE, 4, "%d", rc); QETH_DBF_TEXT_(TRACE, 4, "%d", rc);
return card ; return card ;