[Modify] Add a null check

5 years ago · f0dd2a03e8
parent 9f6eaebd1f
commit f0dd2a03e8
1 changed files with 4 additions and 0 deletions
--- a/websocket-sharp/Net/ClientSslConfiguration.cs
+++ b/websocket-sharp/Net/ClientSslConfiguration.cs
@ -76,7 +76,11 @@ namespace WebSocketSharp.Net
    /// </param>
    public ClientSslConfiguration (string targetHost)
    {
+      if (targetHost == null)
+        throw new ArgumentNullException ("targetHost");
+
      _targetHost = targetHost;
+
      _enabledSslProtocols = SslProtocols.None;
    }