net: cleanups

remove useless blanks.

Signed-off-by: Changli Gao <xiaosuo@gmail.com>
----
 include/net/inet_common.h |   55 ++++-------
 include/net/tcp.h         |  222 +++++++++++++++++-----------------------------
 include/net/udp.h         |   38 +++----
 3 files changed, 123 insertions(+), 192 deletions(-)
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/udp.h b/include/net/udp.h
index 5348d80..7abdf30 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -157,30 +157,28 @@
 	sk_common_release(sk);
 }
 
-extern int	udp_lib_get_port(struct sock *sk, unsigned short snum,
-		int (*)(const struct sock *,const struct sock *),
-		unsigned int hash2_nulladdr);
+extern int udp_lib_get_port(struct sock *sk, unsigned short snum,
+			    int (*)(const struct sock *,const struct sock *),
+			    unsigned int hash2_nulladdr);
 
 /* net/ipv4/udp.c */
-extern int	udp_get_port(struct sock *sk, unsigned short snum,
-			     int (*saddr_cmp)(const struct sock *, const struct sock *));
-extern void	udp_err(struct sk_buff *, u32);
-
-extern int	udp_sendmsg(struct kiocb *iocb, struct sock *sk,
+extern int udp_get_port(struct sock *sk, unsigned short snum,
+			int (*saddr_cmp)(const struct sock *,
+					 const struct sock *));
+extern void udp_err(struct sk_buff *, u32);
+extern int udp_sendmsg(struct kiocb *iocb, struct sock *sk,
 			    struct msghdr *msg, size_t len);
-extern void	udp_flush_pending_frames(struct sock *sk);
-
-extern int	udp_rcv(struct sk_buff *skb);
-extern int	udp_ioctl(struct sock *sk, int cmd, unsigned long arg);
-extern int	udp_disconnect(struct sock *sk, int flags);
+extern void udp_flush_pending_frames(struct sock *sk);
+extern int udp_rcv(struct sk_buff *skb);
+extern int udp_ioctl(struct sock *sk, int cmd, unsigned long arg);
+extern int udp_disconnect(struct sock *sk, int flags);
 extern unsigned int udp_poll(struct file *file, struct socket *sock,
 			     poll_table *wait);
-extern int 	udp_lib_getsockopt(struct sock *sk, int level, int optname,
-			           char __user *optval, int __user *optlen);
-extern int 	udp_lib_setsockopt(struct sock *sk, int level, int optname,
-				   char __user *optval, unsigned int optlen,
-				   int (*push_pending_frames)(struct sock *));
-
+extern int udp_lib_getsockopt(struct sock *sk, int level, int optname,
+			      char __user *optval, int __user *optlen);
+extern int udp_lib_setsockopt(struct sock *sk, int level, int optname,
+			      char __user *optval, unsigned int optlen,
+			      int (*push_pending_frames)(struct sock *));
 extern struct sock *udp4_lib_lookup(struct net *net, __be32 saddr, __be16 sport,
 				    __be32 daddr, __be16 dport,
 				    int dif);
@@ -236,7 +234,7 @@
 extern int udp_proc_register(struct net *net, struct udp_seq_afinfo *afinfo);
 extern void udp_proc_unregister(struct net *net, struct udp_seq_afinfo *afinfo);
 
-extern int  udp4_proc_init(void);
+extern int udp4_proc_init(void);
 extern void udp4_proc_exit(void);
 #endif