small improvement

nodejs · Apr 10, 2024 · 52df42c · 52df42c
1 parent fc13907
commit 52df42c
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/web/websocket/receiver.js b/lib/web/websocket/receiver.js
@@ -298,9 +298,11 @@ class ByteParser extends Writable {
       // defined as the status code (Section 7.4) contained in the first Close
       // control frame received by the application
       code = data.readUInt16BE(0)
+    } else {
+      return null
     }
 
-    if (code !== undefined && !isValidStatusCode(code)) {
+    if (!isValidStatusCode(code)) {
       return null
     }