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/dst.h b/include/net/dst.h
index 6377ab2..39c4a59 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -36,8 +36,7 @@
 
 struct sk_buff;
 
-struct dst_entry
-{
+struct dst_entry {
 	struct rcu_head		rcu_head;
 	struct dst_entry	*child;
 	struct net_device       *dev;