From f2c26231b6893eddeeb2704d4186858d05ba56c2 Mon Sep 17 00:00:00 2001
From: sjfkai <sjfkai@163.com>
Date: Fri, 7 Dec 2018 04:46:27 +0800
Subject: [PATCH] fix #452 (#453)

---
 src/index.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/index.js b/src/index.js
index db0b4f15..d9936770 100644
--- a/src/index.js
+++ b/src/index.js
@@ -105,12 +105,12 @@ export default class Carousel extends React.Component {
   componentWillReceiveProps(nextProps) {
     const slideCount = getValidChildren(nextProps.children).length;
     const slideCountChanged = slideCount !== this.state.slideCount;
-    this.setState({
+    this.setState(prevState => ({
       slideCount,
       currentSlide: slideCountChanged
         ? nextProps.slideIndex
-        : this.state.currentSlide
-    });
+        : prevState.currentSlide
+    }));
 
     if (slideCount <= this.state.currentSlide) {
       this.goToSlide(Math.max(slideCount - 1, 0), nextProps);