netdev - [PATCH net-next 6/8] rtnl: align nlattr properly when needed

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Message-Id: <1461657978-13360-7-git-send-email-nicolas.dichtel@6wind.com>
Date:	Tue, 26 Apr 2016 10:06:16 +0200
From:	Nicolas Dichtel <nicolas.dichtel@...nd.com>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, sd@...asysnail.net, johannes@...solutions.net,
	kvalo@...eaurora.org, linux-wireless@...r.kernel.org,
	jack@...e.com, linux-kernel@...r.kernel.org, pshelar@...ira.com,
	dev@...nvswitch.org, jhs@...atatu.com, philipp.reisner@...bit.com,
	lars.ellenberg@...bit.com, drbd-dev@...ts.linbit.com,
	Nicolas Dichtel <nicolas.dichtel@...nd.com>
Subject: [PATCH net-next 6/8] rtnl: align nlattr properly when needed

Signed-off-by: Nicolas Dichtel <nicolas.dichtel@...nd.com>
---
 net/core/rtnetlink.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 9efc1f34ef3b..5503dfe6a050 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -876,7 +876,7 @@ static noinline size_t if_nlmsg_size(const struct net_device *dev,
 	       + nla_total_size(IFNAMSIZ) /* IFLA_IFNAME */
 	       + nla_total_size(IFALIASZ) /* IFLA_IFALIAS */
 	       + nla_total_size(IFNAMSIZ) /* IFLA_QDISC */
-	       + nla_total_size(sizeof(struct rtnl_link_ifmap))
+	       + nla_total_size_64bit(sizeof(struct rtnl_link_ifmap))
 	       + nla_total_size(sizeof(struct rtnl_link_stats))
 	       + nla_total_size_64bit(sizeof(struct rtnl_link_stats64))
 	       + nla_total_size(MAX_ADDR_LEN) /* IFLA_ADDRESS */
@@ -1181,7 +1181,7 @@ static int rtnl_fill_link_ifmap(struct sk_buff *skb, struct net_device *dev)
 		.dma         = dev->dma,
 		.port        = dev->if_port,
 	};
-	if (nla_put(skb, IFLA_MAP, sizeof(map), &map))
+	if (nla_put_64bit(skb, IFLA_MAP, sizeof(map), &map, IFLA_PAD))
 		return -EMSGSIZE;
 
 	return 0;
-- 
2.8.1