From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934595AbcHNLjN (ORCPT ); Sun, 14 Aug 2016 07:39:13 -0400 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:52487 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934360AbcHNLhO (ORCPT ); Sun, 14 Aug 2016 07:37:14 -0400 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, "Lorenzo Colitti" , "Hannes Frederic Sowa" , "David S. Miller" Date: Sat, 13 Aug 2016 18:42:51 +0100 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) Subject: [PATCH 3.16 189/305] ipv6: fix endianness error in icmpv6_err In-Reply-To: X-SA-Exim-Connect-IP: 92.40.249.202 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.16.37-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Hannes Frederic Sowa commit dcb94b88c09ce82a80e188d49bcffdc83ba215a6 upstream. IPv6 ping socket error handler doesn't correctly convert the new 32 bit mtu to host endianness before using. Cc: Lorenzo Colitti Fixes: 6d0bfe22611602f ("net: ipv6: Add IPv6 support to the ping socket.") Signed-off-by: Hannes Frederic Sowa Acked-by: Lorenzo Colitti Signed-off-by: David S. Miller Signed-off-by: Ben Hutchings --- net/ipv6/icmp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/ipv6/icmp.c +++ b/net/ipv6/icmp.c @@ -97,7 +97,7 @@ static void icmpv6_err(struct sk_buff *s if (!(type & ICMPV6_INFOMSG_MASK)) if (icmp6->icmp6_type == ICMPV6_ECHO_REQUEST) - ping_err(skb, offset, info); + ping_err(skb, offset, ntohl(info)); } static int icmpv6_rcv(struct sk_buff *skb);