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: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index 49278f8..9ea4538 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -78,7 +78,7 @@
 }
 
 /**
- * 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
  *