[Modify] Polish it

2016-06-25 15:17:44 +09:00
parent bcca8707e6
commit 76e961629e
1 changed files with 5 additions and 1 deletions
--- a/websocket-sharp/Net/EndPointManager.cs
+++ b/websocket-sharp/Net/EndPointManager.cs
@@ -190,7 +190,11 @@ namespace WebSocketSharp.Net
    {
      lock (((ICollection) _addressToEndpoints).SyncRoot) {
        var addr = listener.Address;
-        var endpoints = _addressToEndpoints[addr];
+
+        Dictionary<int, EndPointListener> endpoints;
+        if (!_addressToEndpoints.TryGetValue (addr, out endpoints))
+          return;
+
        endpoints.Remove (listener.Port);
        if (endpoints.Count == 0)
          _addressToEndpoints.Remove (addr);