[Modify] Add null check

8 years ago · 23fb7c0434
parent a89eecc5c5
commit 23fb7c0434
1 changed files with 3 additions and 0 deletions
--- a/websocket-sharp/Net/EndPointManager.cs
+++ b/websocket-sharp/Net/EndPointManager.cs
@ -83,6 +83,9 @@ namespace WebSocketSharp.Net
      var pref = new HttpListenerPrefix (uriPrefix);

      var addr = convertToIPAddress (pref.Host);
+      if (addr == null)
+        throw new HttpListenerException (87, "Includes an invalid host.");
+
      if (!addr.IsLocal ())
        throw new HttpListenerException (87, "Includes an invalid host.");