From mboxrd@z Thu Jan 1 00:00:00 1970 From: frank.blaschka@de.ibm.com Subject: [patch 1/5] qeth: layer 3 Oops in ip event handler Date: Fri, 06 Jun 2008 12:37:44 +0200 Message-ID: <20080606103827.637655000@de.ibm.com> References: <20080606103743.638691000@de.ibm.com> Cc: netdev@vger.kernel.org, linux-s390@vger.kernel.org To: jgarzik@pobox.com Return-path: Received: from mtagate4.de.ibm.com ([195.212.29.153]:45545 "EHLO mtagate4.de.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752272AbYFFKie (ORCPT ); Fri, 6 Jun 2008 06:38:34 -0400 Content-Disposition: inline; filename=600-qeth-l3-oops.diff Sender: netdev-owner@vger.kernel.org List-ID: From: Frank Blaschka The ip event handler may present us non qeth network interfaces. Add qeth card pointer check. Signed-off-by: Frank Blaschka --- drivers/s390/net/qeth_l3_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff -urpN linux-2.6/drivers/s390/net/qeth_l3_main.c linux-2.6-patched/drivers/s390/net/qeth_l3_main.c --- linux-2.6/drivers/s390/net/qeth_l3_main.c 2008-06-06 10:52:45.000000000 +0200 +++ linux-2.6-patched/drivers/s390/net/qeth_l3_main.c 2008-06-06 10:53:11.000000000 +0200 @@ -2070,7 +2070,7 @@ static struct qeth_card *qeth_l3_get_car card = netdev_priv(dev); else if (rc == QETH_VLAN_CARD) card = netdev_priv(vlan_dev_info(dev)->real_dev); - if (card->options.layer2) + if (card && card->options.layer2) card = NULL; QETH_DBF_TEXT_(TRACE, 4, "%d", rc); return card ; --