From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:41168 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752698AbdF2Mqd (ORCPT ); Thu, 29 Jun 2017 08:46:33 -0400 Subject: Patch "ipv6: release dst on error in ip6_dst_lookup_tail" has been added to the 4.9-stable tree To: willemb@google.com, ben.hutchings@codethink.co.uk, davem@davemloft.net, edumazet@google.com, gregkh@linuxfoundation.org Cc: , From: Date: Thu, 29 Jun 2017 14:46:31 +0200 Message-ID: <149874039122160@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled ipv6: release dst on error in ip6_dst_lookup_tail to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: ipv6-release-dst-on-error-in-ip6_dst_lookup_tail.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 00ea1ceebe0d9f2dc1cc2b7bd575a00100c27869 Mon Sep 17 00:00:00 2001 From: Willem de Bruijn Date: Sat, 18 Feb 2017 19:00:45 -0500 Subject: ipv6: release dst on error in ip6_dst_lookup_tail From: Willem de Bruijn commit 00ea1ceebe0d9f2dc1cc2b7bd575a00100c27869 upstream. If ip6_dst_lookup_tail has acquired a dst and fails the IPv4-mapped check, release the dst before returning an error. Fixes: ec5e3b0a1d41 ("ipv6: Inhibit IPv4-mapped src address on the wire.") Signed-off-by: Willem de Bruijn Acked-by: Eric Dumazet Signed-off-by: David S. Miller Cc: Ben Hutchings Signed-off-by: Greg Kroah-Hartman --- net/ipv6/ip6_output.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -1020,8 +1020,10 @@ static int ip6_dst_lookup_tail(struct ne } #endif if (ipv6_addr_v4mapped(&fl6->saddr) && - !(ipv6_addr_v4mapped(&fl6->daddr) || ipv6_addr_any(&fl6->daddr))) - return -EAFNOSUPPORT; + !(ipv6_addr_v4mapped(&fl6->daddr) || ipv6_addr_any(&fl6->daddr))) { + err = -EAFNOSUPPORT; + goto out_err_release; + } return 0; Patches currently in stable-queue which might be from willemb@google.com are queue-4.9/ipv6-release-dst-on-error-in-ip6_dst_lookup_tail.patch