Ticket #54560: wp-db.php.diff

src/wp-includes/wp-db.php

@@ -2798 +2798 @@
          */
         public function get_results( $query = null, $output = OBJECT ) {
                 $this->func_call = "\$db->get_results(\"$query\", $output)";
+                $query_success   = false;
 
                 if ( $query ) {
                         if ( $this->check_current_query && $this->check_safe_collation( $query ) ) {
@@ -2804 +2805 @@
                                 $this->check_current_query = false;
                         }
 
-                        $this->query( $query );
-                } else {
+                        $query_success = $this->query( $query );
+                }
+
+                if ( false === $query_success ) {
                         return null;
                 }