diff --git a/lib/rules/jsx-no-leaked-render.js b/lib/rules/jsx-no-leaked-render.js
index 21a6081976..ed0db07f74 100644
--- a/lib/rules/jsx-no-leaked-render.js
+++ b/lib/rules/jsx-no-leaked-render.js
@@ -43,8 +43,7 @@ function getIsCoerceValidNestedLogicalExpression(node) {
 function extractExpressionBetweenLogicalAnds(node) {
   if (node.type !== 'LogicalExpression') return [node];
   if (node.operator !== '&&') return [node];
-  const op = [];
-  return op.concat(extractExpressionBetweenLogicalAnds(node.left), extractExpressionBetweenLogicalAnds(node.right));
+  return [].concat(extractExpressionBetweenLogicalAnds(node.left), extractExpressionBetweenLogicalAnds(node.right));
 }
 
 function ruleFixer(context, fixStrategy, fixer, reportedNode, leftNode, rightNode) {