Minor cleanups.

bytecodealliance · Aug 15, 2023 · 5118101 · 5118101
1 parent 50de40c
commit 5118101
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/crates/wasi/src/preview2/host/tcp.rs b/crates/wasi/src/preview2/host/tcp.rs
@@ -477,7 +477,7 @@ impl<T: WasiView> tcp::Host for T {
                 let value = value.try_into().unwrap();
                 Ok(value)
             }
-            Err(err) => return Err(err.into()),
+            Err(err) => Err(err.into()),
         }
     }
 
@@ -496,7 +496,7 @@ impl<T: WasiView> tcp::Host for T {
             Err(rustix::io::Errno::NOPROTOOPT) => {
                 Ok(sockopt::set_ip_ttl(socket.tcp_socket(), value.into())?)
             }
-            Err(err) => return Err(err.into()),
+            Err(err) => Err(err.into()),
         }
     }
 

diff --git a/crates/wasi/src/preview2/tcp.rs b/crates/wasi/src/preview2/tcp.rs
@@ -27,9 +27,11 @@ pub(crate) enum HostTcpState {
 pub(crate) struct HostTcpSocket(pub(crate) Arc<HostTcpSocketInner>);
 
 pub(crate) struct HostTcpSocketInner {
+    // On Unix-family platforms we can use `AsyncFd` for efficient polling.
     #[cfg(unix)]
     pub(crate) tcp_socket: tokio::io::unix::AsyncFd<cap_std::net::TcpListener>,
 
+    // Otherwise, we can use plain `poll`.
     #[cfg(not(unix))]
     pub(crate) tcp_socket: cap_std::net::TcpListener,