3 files changed, 10 insertions, 8 deletions
diff --git a/app/Controllers/feedController.php b/app/Controllers/feedController.php
index 76cd3ad83..1974751d0 100644
--- a/app/Controllers/feedController.php
+++ b/app/Controllers/feedController.php
@@ -823,8 +823,7 @@ class FreshRSS_feed_Controller extends FreshRSS_ActionController {
 
 		$feedDAO = FreshRSS_Factory::createFeedDao();
 		$feed = $feedDAO->searchById($id);
-
-		if (!$feed) {
+		if ($feed === null) {
 			Minz_Request::bad(_t('feedback.sub.feed.not_found'), array());
 			return;
 		}
@@ -854,8 +853,7 @@ class FreshRSS_feed_Controller extends FreshRSS_ActionController {
 		$entryDAO = FreshRSS_Factory::createEntryDao();
 
 		$feed = $feedDAO->searchById($feed_id);
-
-		if (!$feed) {
+		if ($feed === null) {
 			Minz_Request::bad(_t('feedback.sub.feed.not_found'), array());
 			return;
 		}
diff --git a/app/Controllers/indexController.php b/app/Controllers/indexController.php
index 21a94d53d..3f5c419f1 100644
--- a/app/Controllers/indexController.php
+++ b/app/Controllers/indexController.php
@@ -194,7 +194,7 @@ class FreshRSS_index_Controller extends FreshRSS_ActionController {
 		$get = FreshRSS_Context::currentGet(true);
 		if (is_array($get)) {
 			$type = $get[0];
-			$id = $get[1];
+			$id = (int)$get[1];
 		} else {
 			$type = $get;
 			$id = 0;
@@ -219,7 +219,7 @@ class FreshRSS_index_Controller extends FreshRSS_ActionController {
 			case 'f':
 				// We most likely already have the feed object in cache
 				$feed = FreshRSS_CategoryDAO::findFeed($categories, $id);
-				if ($feed == null) {
+				if ($feed === null) {
 					$feedDAO = FreshRSS_Factory::createFeedDao();
 					$feed = $feedDAO->searchById($id);
 					if ($feed == null) {
@@ -290,8 +290,9 @@ class FreshRSS_index_Controller extends FreshRSS_ActionController {
 	 */
 	public function tosAction(): void {
 		$terms_of_service = file_get_contents(TOS_FILENAME);
-		if (!$terms_of_service) {
+		if ($terms_of_service === false) {
 			Minz_Error::error(404);
+			return;
 		}
 
 		$this->view->terms_of_service = $terms_of_service;
diff --git a/app/Controllers/statsController.php b/app/Controllers/statsController.php
index afbaccfc5..79facbbf6 100644
--- a/app/Controllers/statsController.php
+++ b/app/Controllers/statsController.php
@@ -155,7 +155,10 @@ class FreshRSS_stats_Controller extends FreshRSS_ActionController {
 
 		foreach ($feeds as $feed) {
 			$feedDAO = FreshRSS_Factory::createFeedDao();
-			$feed['favicon'] = $feedDAO->searchById($feed['id'])->favicon();
+			$feedObject = $feedDAO->searchById($feed['id']);
+			if ($feedObject !== null) {
+				$feed['favicon'] = $feedObject->favicon();
+			}
 
 			$feedDate->setTimestamp($feed['last_date']);
 			if ($feedDate >= $lastWeek) {