rtnetlink: ops->get_tx_queue() cannot take a const 'tb'.

net/core/rtnetlink.c: In function ‘rtnl_create_link’:
net/core/rtnetlink.c:1645:3: warning: passing argument 2 of ‘ops->get_tx_queues’ from incompatible pointer type [enabled by default]
net/core/rtnetlink.c:1645:3: note: expected ‘const struct nlattr **’ but argument is of type ‘struct nlattr **’

Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/rtnetlink.h

@@ -78,7 +78,7 @@ struct rtnl_link_ops {
 	int			(*fill_xstats)(struct sk_buff *skb,
 					       const struct net_device *dev);
 	int			(*get_tx_queues)(struct net *net,
-						 const struct nlattr *tb[]);
+						 struct nlattr *tb[]);
 };
 
 extern int	__rtnl_link_register(struct rtnl_link_ops *ops);