linux-kernel - [PATCH 47/81] macvlan: fix macvlan_get

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Date:	Tue, 19 Feb 2013 15:49:10 -0300
From:	Herton Ronaldo Krzesinski <herton.krzesinski@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Eric Dumazet <edumazet@...gle.com>,
	John Fastabend <john.r.fastabend@...el.com>,
	"David S. Miller" <davem@...emloft.net>,
	Herton Ronaldo Krzesinski <herton.krzesinski@...onical.com>
Subject: [PATCH 47/81] macvlan: fix macvlan_get_size()

3.5.7.6 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Eric Dumazet <edumazet@...gle.com>

commit 01fe944f1024bd4e5c327ddbe8d657656b66af2f upstream.

commit df8ef8f3aaa (macvlan: add FDB bridge ops and macvlan flags)
forgot to update macvlan_get_size() after the addition of
IFLA_MACVLAN_FLAGS

Signed-off-by: Eric Dumazet <edumazet@...gle.com>
Cc: John Fastabend <john.r.fastabend@...el.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@...onical.com>
---
 drivers/net/macvlan.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 66a9bfe..62ce7b8 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -822,7 +822,10 @@ static int macvlan_changelink(struct net_device *dev,
 
 static size_t macvlan_get_size(const struct net_device *dev)
 {
-	return nla_total_size(4);
+	return (0
+		+ nla_total_size(4) /* IFLA_MACVLAN_MODE */
+		+ nla_total_size(2) /* IFLA_MACVLAN_FLAGS */
+		);
 }
 
 static int macvlan_fill_info(struct sk_buff *skb,
-- 
1.7.9.5

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