Issue #2976722 by Daniel Korte, jcnventura: Variable used before and during loop

linked_field.module

@@ -342,13 +342,13 @@ function linked_field_entity_display_build_alter(array &$build, array $context)
     }
 
     // Normalize the settings.
-    $destination = $settings['destination'] ?? FALSE;
+    $destination_src = $settings['destination'] ?? FALSE;
     $linked = $settings['linked'] ?? FALSE;
     $destination_type = $settings['type'] ?? 'custom';
 
     // If the destination field isn't filled for this field, we shouldn't
     // do anything. Continue to the next field.
-    if (!$destination || !$linked) {
+    if (!$destination_src || !$linked) {
       continue;
     }
 
@@ -360,7 +360,7 @@ function linked_field_entity_display_build_alter(array &$build, array $context)
     }
 
     foreach (Element::children($element) as $delta) {
-      $destination = $manager->getDestination($destination_type, $destination, $context);
+      $destination = $manager->getDestination($destination_type, $destination_src, $context);
 
       // We need special handling for the token destination type.
       if ($destination_type == 'custom') {