From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Fastabend Subject: [net-next PATCH v2 7/7] dcb: Add missing error check in dcb_ieee_set() Date: Tue, 21 Jun 2011 10:35:04 -0700 Message-ID: <20110621173504.2777.86314.stgit@jf-dev1-dcblab> References: <20110621173431.2777.39482.stgit@jf-dev1-dcblab> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, shmulikr@broadcom.com To: davem@davemloft.net Return-path: Received: from mga09.intel.com ([134.134.136.24]:3932 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757082Ab1FURlm (ORCPT ); Tue, 21 Jun 2011 13:41:42 -0400 In-Reply-To: <20110621173431.2777.39482.stgit@jf-dev1-dcblab> Sender: netdev-owner@vger.kernel.org List-ID: Missing error checking before nla_parse_nested(). Reported-by: Mark Rustad Signed-off-by: John Fastabend --- net/dcb/dcbnl.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c index f54c784..e954d4c 100644 --- a/net/dcb/dcbnl.c +++ b/net/dcb/dcbnl.c @@ -1368,6 +1368,9 @@ static int dcbnl_ieee_set(struct net_device *netdev, struct nlattr **tb, if (!ops) return err; + if (!tb[DCB_ATTR_IEEE]) + return -EINVAL; + err = nla_parse_nested(ieee, DCB_ATTR_IEEE_MAX, tb[DCB_ATTR_IEEE], dcbnl_ieee_policy); if (err)