From 446fab59333dea91e54688f033dd8d788d0486fb Mon Sep 17 00:00:00 2001
From: FX Le Bail <fx.lebail@yahoo.com>
Date: Sun, 19 Jan 2014 17:00:36 +0100
Subject: ipv6: enable anycast addresses as source addresses in ICMPv6 error
 messages

- Uses ipv6_anycast_destination() in icmp6_send().

Suggested-by: Bill Fink <billfink@mindspring.com>
Signed-off-by: Francois-Xavier Le Bail <fx.lebail@yahoo.com>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/ipv6/icmp.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 902405d..f81f596 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -413,7 +413,8 @@ static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info)
 	 */
 	addr_type = ipv6_addr_type(&hdr->daddr);
 
-	if (ipv6_chk_addr(net, &hdr->daddr, skb->dev, 0))
+	if (ipv6_chk_addr(net, &hdr->daddr, skb->dev, 0) ||
+	    ipv6_anycast_destination(skb))
 		saddr = &hdr->daddr;
 
 	/*
-- 
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