[SOCK]: Shrink struct sock by 8 bytes on 64-bit.

Signed-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/net/sock.h

@@ -218,13 +218,13 @@ struct sock {
 	atomic_t		sk_rmem_alloc;
 	atomic_t		sk_wmem_alloc;
 	atomic_t		sk_omem_alloc;
+	int			sk_sndbuf;
 	struct sk_buff_head	sk_receive_queue;
 	struct sk_buff_head	sk_write_queue;
 	struct sk_buff_head	sk_async_wait_queue;
 	int			sk_wmem_queued;
 	int			sk_forward_alloc;
 	gfp_t			sk_allocation;
-	int			sk_sndbuf;
 	int			sk_route_caps;
 	int			sk_gso_type;
 	int			sk_rcvlowat;