condition is covered by instanceOf

Author: jetersen

src/main/java/com/bettercloud/vault/rest/Rest.java

@@ -462,7 +462,7 @@ private URLConnection initURLConnection(final String urlString, final String met
         } catch (Exception e) {
             throw new RestException(e);
         } finally {
-            if (connection != null && connection instanceof HttpURLConnection) {
+            if (connection instanceof HttpURLConnection) {
                 ((HttpURLConnection) connection).disconnect();
             }
         }