From b359be74a1102b7220235b41821a410cd6f3b7a0 Mon Sep 17 00:00:00 2001
From: jddxf <740531372@qq.com>
Date: Sun, 25 Dec 2016 09:41:47 +0800
Subject: [PATCH] remove superfluous check in while loop

---
 src/renderers/shared/stack/reconciler/ReactUpdates.js | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/src/renderers/shared/stack/reconciler/ReactUpdates.js b/src/renderers/shared/stack/reconciler/ReactUpdates.js
index 8971a7c357..9a40713247 100644
--- a/src/renderers/shared/stack/reconciler/ReactUpdates.js
+++ b/src/renderers/shared/stack/reconciler/ReactUpdates.js
@@ -164,11 +164,9 @@ var flushBatchedUpdates = function() {
   // componentDidUpdate) but we need to check here too in order to catch
   // updates enqueued by setState callbacks.
   while (dirtyComponents.length) {
-    if (dirtyComponents.length) {
-      var transaction = ReactUpdatesFlushTransaction.getPooled();
-      transaction.perform(runBatchedUpdates, null, transaction);
-      ReactUpdatesFlushTransaction.release(transaction);
-    }
+    var transaction = ReactUpdatesFlushTransaction.getPooled();
+    transaction.perform(runBatchedUpdates, null, transaction);
+    ReactUpdatesFlushTransaction.release(transaction);
   }
 };