From patchwork Mon Dec 8 09:17:36 2008 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Brice Goglin X-Patchwork-Id: 12693 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 [209.132.176.167]) by ozlabs.org (Postfix) with ESMTP id 42D46DDEDE for ; Mon, 8 Dec 2008 20:17:46 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751499AbYLHJRo (ORCPT ); Mon, 8 Dec 2008 04:17:44 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751485AbYLHJRn (ORCPT ); Mon, 8 Dec 2008 04:17:43 -0500 Received: from mailbox2.myri.com ([64.172.73.26]:1924 "EHLO myri.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751479AbYLHJRm (ORCPT ); Mon, 8 Dec 2008 04:17:42 -0500 Received: from [172.31.134.203] (brice-ovpn.sw.myri.com [172.31.134.203]) by myri.com (8.13.7+Sun/8.13.7) with ESMTP id mB89Hbga012880; Mon, 8 Dec 2008 01:17:37 -0800 (PST) Message-ID: <493CE630.3010809@myri.com> Date: Mon, 08 Dec 2008 10:17:36 +0100 From: Brice Goglin User-Agent: Mozilla-Thunderbird 2.0.0.17 (X11/20081018) MIME-Version: 1.0 To: "David S. Miller" , netdev@vger.kernel.org Subject: [PATCH net-next] myri10ge: check fragmentation in LRO get_frag_header() X-Enigmail-Version: 0.95.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add a fragmentation check to myri10ge's LRO get_frag_header() callback. Signed-off-by: Brice Goglin Signed-off-by: Andrew Gallatin --- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html --- linux-git/drivers/net/myri10ge/myri10ge.c 2008-12-08 10:12:11.000000000 +0100 +++ linux-tmp/drivers/net/myri10ge/myri10ge.c 2008-12-08 10:12:21.000000000 +0100 @@ -2229,6 +2229,8 @@ myri10ge_get_frag_header(struct skb_frag *ip_hdr = iph; if (iph->protocol != IPPROTO_TCP) return -1; + if (iph->frag_off & htons(IP_MF | IP_OFFSET)) + return -1; *hdr_flags |= LRO_TCP; *tcpudp_hdr = (u8 *) (*ip_hdr) + (iph->ihl << 2);