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[3.5.y.z,extended,stable] Patch "ipv6: send unsolicited neighbour advertisements to all-nodes" has been added to staging queue

Message ID 1355289097-31447-1-git-send-email-herton.krzesinski@canonical.com
State New
Headers show

Commit Message

Herton Ronaldo Krzesinski Dec. 12, 2012, 5:11 a.m. UTC 
This is a note to let you know that I have just added a patch titled

    ipv6: send unsolicited neighbour advertisements to all-nodes

to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Herton

------

From b9dec27e04fe17f702977c81e73d0e5eb9a9add4 Mon Sep 17 00:00:00 2001
From: Hannes Frederic Sowa <hannes@stressinduktion.org>
Date: Tue, 6 Nov 2012 16:18:41 +0000
Subject: [PATCH] ipv6: send unsolicited neighbour advertisements to all-nodes

commit 60713a0ca7fd6651b951cc1b4dbd528d1fc0281b upstream.

As documented in RFC4861 (Neighbor Discovery for IP version 6) 7.2.6.,
unsolicited neighbour advertisements should be sent to the all-nodes
multicast address.

Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>
---
 net/ipv6/ndisc.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--
1.7.9.5
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Patch

diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 54f62d3..35bfebc 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -580,7 +580,7 @@  static void ndisc_send_unsol_na(struct net_device *dev)
 {
 	struct inet6_dev *idev;
 	struct inet6_ifaddr *ifa;
-	struct in6_addr mcaddr;
+	struct in6_addr mcaddr = IN6ADDR_LINKLOCAL_ALLNODES_INIT;

 	idev = in6_dev_get(dev);
 	if (!idev)
@@ -588,7 +588,6 @@  static void ndisc_send_unsol_na(struct net_device *dev)

 	read_lock_bh(&idev->lock);
 	list_for_each_entry(ifa, &idev->addr_list, if_list) {
-		addrconf_addr_solict_mult(&ifa->addr, &mcaddr);
 		ndisc_send_na(dev, NULL, &mcaddr, &ifa->addr,
 			      /*router=*/ !!idev->cnf.forwarding,
 			      /*solicited=*/ false, /*override=*/ true,