net: cleanup include/net

This cleanup patch puts struct/union/enum opening braces,
in first line to ease grep games.

struct something
{

becomes :

struct something {

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 0e1b8ae..4a808de 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -103,8 +103,7 @@
 
 struct netlink_callback;
 
-struct rt6_rtnl_dump_arg
-{
+struct rt6_rtnl_dump_arg {
 	struct sk_buff *skb;
 	struct netlink_callback *cb;
 	struct net *net;