fou: always use be16 for port

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

This doesn't fix any bug, just for consistency.

Cc: Tom Herbert <tom@herbertland.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c
index ad0ee82..d61f6f9 100644 (file)
--- a/net/ipv4/fou.c
+++ b/net/ipv4/fou.c
@@ -23,7 +23,7 @@ struct fou {
        struct socket *sock;
        u8 protocol;
        u8 flags;
-       u16 port;
+       __be16 port;
        struct udp_offload udp_offloads;
        struct list_head list;
 };
@@ -523,7 +523,7 @@ error:
 static int fou_destroy(struct net *net, struct fou_cfg *cfg)
 {
        struct fou *fou;
-       u16 port = cfg->udp_config.local_udp_port;
+       __be16 port = 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;
        }