rtnl: fix msg size calculation in if_nlmsg_size()

Size of the attribute IFLA_PHYS_PORT_NAME was missing.

Fixes: db24a9044ee1 ("net: add support for phys_port_name")
CC: David Ahern <dsahern@gmail.com>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Acked-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index f2066772d0f397c545737ff0a353f7f4f81ad5fc..a75f7e94b4456eed264a8d52c460f0b6bbf72569 100644 (file)
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -909,6 +909,7 @@ static noinline size_t if_nlmsg_size(const struct net_device *dev,
               + rtnl_link_get_af_size(dev, ext_filter_mask) /* IFLA_AF_SPEC */
               + nla_total_size(MAX_PHYS_ITEM_ID_LEN) /* IFLA_PHYS_PORT_ID */
               + nla_total_size(MAX_PHYS_ITEM_ID_LEN) /* IFLA_PHYS_SWITCH_ID */
+              + nla_total_size(IFNAMSIZ) /* IFLA_PHYS_PORT_NAME */
               + nla_total_size(1); /* IFLA_PROTO_DOWN */
 
 }