[TASK] Some code review

Classes/Controller/OverviewController.php

@@ -457,10 +457,10 @@ class OverviewController extends AbstractController {
 		}
 
 		// find all tags
-		$tagPid = $GLOBALS['TSFE']->id;
+		$currentPageId = $GLOBALS['TSFE']->id;
 		if ($this->settings['onlyNewsWithinThisPageSection']) {
 			/** @noinspection PhpUndefinedMethodInspection */
-			$tags = $this->tagRepository->findByPid($tagPid);
+			$tags = $this->tagRepository->findByPid($currentPageId);
 		} else {
 			$tags = $this->tagRepository->findAll();
 		}