wrong usage of strings.TrimPrefix

[bangert]

https://golang.org/pkg/strings/#TrimPrefix

[bangert@stuart grayproxy]$ git diff .
diff --git a/app.go b/app.go
index cb07fd1..4edb6d9 100644
--- a/app.go
+++ b/app.go
@@ -90,7 +90,7 @@ func (app *app) configure() (err error) {
                case strings.HasPrefix(v, "http://") || strings.HasPrefix(v, "https://"):
                        app.outs[i] = &httpSender{Address: v, SendTimeout: app.sendTimeout}
                default:
-                       app.outs[i] = &tcpSender{Address: strings.TrimPrefix("tcp://", v), SendTimeout: app.sendTimeout}
+                       app.outs[i] = &tcpSender{Address: strings.TrimPrefix(v, "tcp://"), SendTimeout: app.sendTimeout}
                }
                log.Printf("Added output %d: %s", i, v)
        }

[andviro]

Thanks!