Ticket #8331: strip-only-whitespace.diff

includes/class-wp-filesystem-ssh2.php

@@ -167 +167 @@
                         } elseif (($returnbool) && (! (int) $data )) {
                                 return false;
                         } else {
-                                return $data;
+                                return preg_replace('/^\s$/', '', $data);
                         }
                 }
                 return false;