asio: Add curly brackets to avoid possible well known issue

1649948e · Tatsuhiro Tsujikawa · 6d3e010a · 1649948e
Commit 1649948e authored Feb 04, 2017 by Tatsuhiro Tsujikawa
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src/asio_server.cc src/asio_server.cc +2 -2

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--- a/src/asio_server.cc
+++ b/src/asio_server.cc
@@ -170,9 +170,9 @@ void server::start_accept(tcp::acceptor &acceptor, serve_mux &mux) {
          new_connection->start_read_deadline();
          new_connection->start();
        }
-        if (acceptor.is_open ())
+        if (acceptor.is_open()) {
          start_accept(acceptor, mux);
+        }
      });
 }