net: Fix first line of kernel-doc for a few functions

The function name must be followed by a space, hypen, space, and a
short description.
Signed-off-by: NBen Hutchings <ben@decadent.org.uk>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/linux/skbuff.h

@@ -738,7 +738,7 @@ static inline struct sk_buff *skb_unshare(struct sk_buff *skb,
 }
 
 /**
- *	skb_peek
+ *	skb_peek - peek at the head of an &sk_buff_head
  *	@list_: list to peek at
  *
  *	Peek an &sk_buff. Unlike most other operations you _MUST_
@@ -759,7 +759,7 @@ static inline struct sk_buff *skb_peek(struct sk_buff_head *list_)
 }
 
 /**
- *	skb_peek_tail
+ *	skb_peek_tail - peek at the tail of an &sk_buff_head
  *	@list_: list to peek at
  *
  *	Peek an &sk_buff. Unlike most other operations you _MUST_

include/net/sock.h

@@ -1049,7 +1049,7 @@ extern void sk_common_release(struct sock *sk);
 extern void sock_init_data(struct socket *sock, struct sock *sk);
 
 /**
- *	sk_filter_release: Release a socket filter
+ *	sk_filter_release - release a socket filter
  *	@fp: filter to remove
  *
  *	Remove a filter from a socket and release its resources.

net/sunrpc/rpc_pipe.c

@@ -78,7 +78,7 @@ rpc_timeout_upcall_queue(struct work_struct *work)
 }
 
 /**
- * rpc_queue_upcall
+ * rpc_queue_upcall - queue an upcall message to userspace
  * @inode: inode of upcall pipe on which to queue given message
  * @msg: message to queue
  *