From 14222e68e79f2d1fdead6a9f095680850032d095 Mon Sep 17 00:00:00 2001
From: Tim Schaub <tim.schaub@gmail.com>
Date: Fri, 3 Feb 2017 14:09:15 -0700
Subject: [PATCH] Removing side effects from logical expression

---
 src/ol/interaction/pointer.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ol/interaction/pointer.js b/src/ol/interaction/pointer.js
index b96193f735..f61e76ffe6 100644
--- a/src/ol/interaction/pointer.js
+++ b/src/ol/interaction/pointer.js
@@ -187,8 +187,8 @@ ol.interaction.Pointer.handleEvent = function(mapBrowserEvent) {
     if (mapBrowserEvent.type == ol.MapBrowserEventType.POINTERDRAG) {
       this.handleDragEvent_(mapBrowserEvent);
     } else if (mapBrowserEvent.type == ol.MapBrowserEventType.POINTERUP) {
-      this.handlingDownUpSequence = this.handleUpEvent_(mapBrowserEvent) &&
-          this.targetPointers.length > 0;
+      var handledUp = this.handleUpEvent_(mapBrowserEvent);
+      this.handlingDownUpSequence = handledUp && this.targetPointers.length > 0;
     }
   } else {
     if (mapBrowserEvent.type == ol.MapBrowserEventType.POINTERDOWN) {