Rollup merge of rust-lang#35175 - frewsxcv:tcp, r=GuillaumeGomez

A couple `std::net` doc improvements.

None

src/libstd/net/mod.rs

@@ -35,7 +35,11 @@ mod udp;
 mod parser;
 #[cfg(test)] mod test;
 
-/// Possible values which can be passed to the `shutdown` method of `TcpStream`.
+/// Possible values which can be passed to the [`shutdown`] method of
+/// [`TcpStream`].
+///
+/// [`shutdown`]: struct.TcpStream.html#method.shutdown
+/// [`TcpStream`]: struct.TcpStream.html
 #[derive(Copy, Clone, PartialEq, Debug)]
 #[stable(feature = "rust1", since = "1.0.0")]
 pub enum Shutdown {

src/libstd/net/tcp.rs

@@ -77,6 +77,11 @@ pub struct TcpListener(net_imp::TcpListener);
 ///
 /// This iterator will infinitely yield `Some` of the accepted connections. It
 /// is equivalent to calling `accept` in a loop.
+///
+/// This `struct` is created by the [`incoming`] method on [`TcpListener`].
+///
+/// [`incoming`]: struct.TcpListener.html#method.incoming
+/// [`TcpListener`]: struct.TcpListener.html
 #[stable(feature = "rust1", since = "1.0.0")]
 pub struct Incoming<'a> { listener: &'a TcpListener }