From: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Date: Tue, 3 May 2016 07:58:27 +0000 (+0200)
Subject: ipv6/ila: fix nlsize calculation for lwtunnel
X-Git-Tag: v4.9.8~2220^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=79e8dc8b80bff0bc5bbb90ca5e73044bf207c8ac;p=platform%2Fkernel%2Flinux-rpi3.git

ipv6/ila: fix nlsize calculation for lwtunnel

The handler 'ila_fill_encap_info' adds one attribute: ILA_ATTR_LOCATOR.

Fixes: 65d7ab8de582 ("net: Identifier Locator Addressing module")
CC: Tom Herbert <tom@herbertland.com>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv6/ila/ila_lwt.c b/net/ipv6/ila/ila_lwt.c
index 2ae3c4f..41f18de 100644
--- a/net/ipv6/ila/ila_lwt.c
+++ b/net/ipv6/ila/ila_lwt.c
@@ -120,8 +120,7 @@ nla_put_failure:
 
 static int ila_encap_nlsize(struct lwtunnel_state *lwtstate)
 {
-	/* No encapsulation overhead */
-	return 0;
+	return nla_total_size(sizeof(u64)); /* ILA_ATTR_LOCATOR */
 }
 
 static int ila_encap_cmp(struct lwtunnel_state *a, struct lwtunnel_state *b)