From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932785AbXCSVi5 (ORCPT ); Mon, 19 Mar 2007 17:38:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753477AbXCSVi4 (ORCPT ); Mon, 19 Mar 2007 17:38:56 -0400 Received: from cantor.suse.de ([195.135.220.2]:55436 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753470AbXCSViz (ORCPT ); Mon, 19 Mar 2007 17:38:55 -0400 Date: Mon, 19 Mar 2007 14:37:04 -0700 From: Greg KH To: linux-kernel@vger.kernel.org, stable@kernel.org Cc: Justin Forbes , Zwane Mwaikambo , "Theodore Ts'o" , Randy Dunlap , Dave Jones , Chuck Wolber , Chris Wedgwood , Michael Krufky , Chuck Ebbert , torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, bunk@stusta.de, Olaf Kirch , "David S. Miller" Subject: [patch 01/31] Fix another NULL pointer deref in ipv6_sockglue.c Message-ID: <20070319213704.GC9261@kroah.com> References: <20070319213047.710101653@mini.kroah.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline; filename="fix-another-null-pointer-deref-in-ipv6_sockglue.c.patch" In-Reply-To: <20070319213647.GB9261@kroah.com> User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org -stable review patch. If anyone has any objections, please let us know. ------------------ From: Olaf Kirch [IPV6]: Fix for ipv6_setsockopt NULL dereference I came across this bug in http://bugzilla.kernel.org/show_bug.cgi?id=8155 Signed-off-by: Olaf Kirch Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/ipv6/ipv6_sockglue.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -414,7 +414,7 @@ static int do_ipv6_setsockopt(struct soc } /* routing header option needs extra check */ - if (optname == IPV6_RTHDR && opt->srcrt) { + if (optname == IPV6_RTHDR && opt && opt->srcrt) { struct ipv6_rt_hdr *rthdr = opt->srcrt; switch (rthdr->type) { case IPV6_SRCRT_TYPE_0: --