net: cleanup include/linux

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/linux/in.h b/include/linux/in.h
index cf196da..b615649 100644
--- a/include/linux/in.h
+++ b/include/linux/in.h
@@ -118,14 +118,12 @@
 
 /* Request struct for multicast socket ops */
 
-struct ip_mreq 
-{
+struct ip_mreq  {
 	struct in_addr imr_multiaddr;	/* IP multicast address of group */
 	struct in_addr imr_interface;	/* local IP address of interface */
 };
 
-struct ip_mreqn
-{
+struct ip_mreqn {
 	struct in_addr	imr_multiaddr;		/* IP multicast address of group */
 	struct in_addr	imr_address;		/* local IP address of interface */
 	int		imr_ifindex;		/* Interface index */
@@ -149,21 +147,18 @@
 	(sizeof(struct ip_msfilter) - sizeof(__u32) \
 	+ (numsrc) * sizeof(__u32))
 
-struct group_req
-{
+struct group_req {
 	__u32				 gr_interface;	/* interface index */
 	struct __kernel_sockaddr_storage gr_group;	/* group address */
 };
 
-struct group_source_req
-{
+struct group_source_req {
 	__u32				 gsr_interface;	/* interface index */
 	struct __kernel_sockaddr_storage gsr_group;	/* group address */
 	struct __kernel_sockaddr_storage gsr_source;	/* source address */
 };
 
-struct group_filter
-{
+struct group_filter {
 	__u32				 gf_interface;	/* interface index */
 	struct __kernel_sockaddr_storage gf_group;	/* multicast address */
 	__u32				 gf_fmode;	/* filter mode */
@@ -175,8 +170,7 @@
 	(sizeof(struct group_filter) - sizeof(struct __kernel_sockaddr_storage) \
 	+ (numsrc) * sizeof(struct __kernel_sockaddr_storage))
 
-struct in_pktinfo
-{
+struct in_pktinfo {
 	int		ipi_ifindex;
 	struct in_addr	ipi_spec_dst;
 	struct in_addr	ipi_addr;