Make sure $results is an array before trying to get its values

pantheon-systems · Aug 17, 2020 · 0e9f5ae · 0e9f5ae
1 parent b9f30ed
commit 0e9f5ae
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/object-cache.php b/object-cache.php
@@ -702,7 +702,7 @@ public function get_multiple( $keys, $group = 'default', $force = false ) {
 		if ( $this->_should_use_redis_hashes( $group ) ) {
 			$redis_safe_group = $this->_key( '', $group );
 			$results          = $this->_call_redis( 'hmGet', $redis_safe_group, $remaining_keys );
-			$results          = array_values( $results );
+			$results          = is_array( $results ) ? array_values( $results ) : $results;
 		} else {
 			$ids = array();
 			foreach ( $remaining_keys as $key ) {