From patchwork Mon Sep 26 17:04:56 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Madalin Bucur X-Patchwork-Id: 116456 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 0648DB6F72 for ; Tue, 27 Sep 2011 03:04:48 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751534Ab1IZREn (ORCPT ); Mon, 26 Sep 2011 13:04:43 -0400 Received: from db3ehsobe005.messaging.microsoft.com ([213.199.154.143]:20971 "EHLO DB3EHSOBE005.bigfish.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751506Ab1IZREn (ORCPT ); Mon, 26 Sep 2011 13:04:43 -0400 Received: from mail114-db3-R.bigfish.com (10.3.81.249) by DB3EHSOBE005.bigfish.com (10.3.84.25) with Microsoft SMTP Server id 14.1.225.22; Mon, 26 Sep 2011 17:04:41 +0000 Received: from mail114-db3 (localhost.localdomain [127.0.0.1]) by mail114-db3-R.bigfish.com (Postfix) with ESMTP id 635BD83831E; Mon, 26 Sep 2011 17:04:41 +0000 (UTC) X-SpamScore: 0 X-BigFish: VS0(zzzz1202hzz8275bhz2dh2a8h668h839h) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPVD:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-FB-SS: 0,13, Received: from mail114-db3 (localhost.localdomain [127.0.0.1]) by mail114-db3 (MessageSwitch) id 1317056656412951_29381; Mon, 26 Sep 2011 17:04:16 +0000 (UTC) Received: from DB3EHSMHS001.bigfish.com (unknown [10.3.81.245]) by mail114-db3.bigfish.com (Postfix) with ESMTP id 619CDAE004F; Mon, 26 Sep 2011 17:04:16 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by DB3EHSMHS001.bigfish.com (10.3.87.101) with Microsoft SMTP Server (TLS) id 14.1.225.22; Mon, 26 Sep 2011 17:04:06 +0000 Received: from az33smr02.freescale.net (10.64.34.200) by 039-SN1MMR1-001.039d.mgd.msft.net (10.84.1.13) with Microsoft SMTP Server id 14.1.323.7; Mon, 26 Sep 2011 12:04:02 -0500 Received: from madalin-fedora64.ea.freescale.net (udp126375uds.ea.freescale.net [10.171.73.201]) by az33smr02.freescale.net (8.13.1/8.13.0) with ESMTP id p8QH3wDT002433; Mon, 26 Sep 2011 12:04:01 -0500 (CDT) Received: from localhost.localdomain (madalin-fedora64 [127.0.0.1]) by madalin-fedora64.ea.freescale.net (8.14.4/8.14.4) with ESMTP id p8QH4uWn023634; Mon, 26 Sep 2011 20:04:56 +0300 From: Madalin Bucur To: CC: , , , Madalin Bucur Subject: [PATCH 2/2] net: check return value for dst_alloc Date: Mon, 26 Sep 2011 20:04:56 +0300 Message-ID: <1317056696-23611-1-git-send-email-madalin.bucur@freescale.com> X-Mailer: git-send-email 1.5.6.5 Reply-To: MIME-Version: 1.0 X-OriginatorOrg: freescale.com Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org return value of dst_alloc must be checked before use Signed-off-by: Madalin Bucur --- net/ipv6/route.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 1250f90..fb545ed 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -244,7 +244,9 @@ static inline struct rt6_info *ip6_dst_alloc(struct dst_ops *ops, { struct rt6_info *rt = dst_alloc(ops, dev, 0, 0, flags); - memset(&rt->rt6i_table, 0, sizeof(*rt) - sizeof(struct dst_entry)); + if (rt != NULL) + memset(&rt->rt6i_table, 0, + sizeof(*rt) - sizeof(struct dst_entry)); return rt; }