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/dn_dev.h b/include/net/dn_dev.h
index cee4682..28966ca 100644
--- a/include/net/dn_dev.h
+++ b/include/net/dn_dev.h
@@ -97,16 +97,14 @@
 	unsigned long uptime;     /* Time device went up in jiffies */
 };
 
-struct dn_short_packet
-{
+struct dn_short_packet {
 	__u8    msgflg;
 	__le16 dstnode;
 	__le16 srcnode;
 	__u8   forward;
 } __attribute__((packed));
 
-struct dn_long_packet
-{
+struct dn_long_packet {
 	__u8   msgflg;
 	__u8   d_area;
 	__u8   d_subarea;
@@ -122,8 +120,7 @@
 
 /*------------------------- DRP - Routing messages ---------------------*/
 
-struct endnode_hello_message
-{
+struct endnode_hello_message {
 	__u8   msgflg;
 	__u8   tiver[3];
 	__u8   id[6];
@@ -138,8 +135,7 @@
 	__u8   data[2];
 } __attribute__((packed));
 
-struct rtnode_hello_message
-{
+struct rtnode_hello_message {
 	__u8   msgflg;
 	__u8   tiver[3];
 	__u8   id[6];