Do not return returncode indicating error when listing sessions
diff --git a/unix/vncserver b/unix/vncserver
index bb4f2fe..68be032 100755
--- a/unix/vncserver
+++ b/unix/vncserver
@@ -709,7 +709,7 @@
 	    }
 	}
     }
-    exit 1;
+    exit;
 }