netdev - [PATCH net v1] ipv6/ila: fix nlsize calculation for lwtunnel

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Message-Id: <1462262307-27498-1-git-send-email-nicolas.dichtel@6wind.com>
Date:	Tue,  3 May 2016 09:58:27 +0200
From:	Nicolas Dichtel <nicolas.dichtel@...nd.com>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org,
	Nicolas Dichtel <nicolas.dichtel@...nd.com>,
	Tom Herbert <tom@...bertland.com>
Subject: [PATCH net v1] 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@...bertland.com>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@...nd.com>
---

RFC -> v1:
  - rebase on last net tree

 net/ipv6/ila/ila_lwt.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/net/ipv6/ila/ila_lwt.c b/net/ipv6/ila/ila_lwt.c
index 2ae3c4fd8aab..41f18de5dcc2 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)
-- 
2.8.1