netdev - [Patch net-next 3/5] fou: fix byte order of udp_config.local_udp

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Message-Id: <1428363690-16288-4-git-send-email-xiyou.wangcong@gmail.com>
Date:	Mon,  6 Apr 2015 16:41:28 -0700
From:	Cong Wang <xiyou.wangcong@...il.com>
To:	netdev@...r.kernel.org
Cc:	Tom Herbert <therbert@...gle.com>,
	Cong Wang <xiyou.wangcong@...il.com>
Subject: [Patch net-next 3/5] fou: fix byte order of udp_config.local_udp_port

udp_config.local_udp_port is be16. And iproute2 passes
network order for FOU_ATTR_PORT.

Cc: Tom Herbert <therbert@...gle.com>
Signed-off-by: Cong Wang <xiyou.wangcong@...il.com>
---
 net/ipv4/fou.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c
index ad0ee82..cf606fc 100644
--- a/net/ipv4/fou.c
+++ b/net/ipv4/fou.c
@@ -468,7 +468,7 @@ static int fou_create(struct net *net, struct fou_cfg *cfg,
 	sk = sock->sk;
 
 	fou->flags = cfg->flags;
-	fou->port = cfg->udp_config.local_udp_port;
+	fou->port = ntohs(cfg->udp_config.local_udp_port);
 
 	/* Initial for fou type */
 	switch (cfg->type) {
@@ -523,7 +523,7 @@ static int fou_create(struct net *net, struct fou_cfg *cfg,
 static int fou_destroy(struct net *net, struct fou_cfg *cfg)
 {
 	struct fou *fou;
-	u16 port = cfg->udp_config.local_udp_port;
+	u16 port = ntohs(cfg->udp_config.local_udp_port);
 	int err = -EINVAL;
 
 	spin_lock(&fou_lock);
@@ -573,7 +573,7 @@ static int parse_nl_config(struct genl_info *info,
 	}
 
 	if (info->attrs[FOU_ATTR_PORT]) {
-		u16 port = nla_get_u16(info->attrs[FOU_ATTR_PORT]);
+		__be16 port = nla_get_be16(info->attrs[FOU_ATTR_PORT]);
 
 		cfg->udp_config.local_udp_port = port;
 	}
-- 
1.8.3.1

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