Bug 1479354 - Null-check this.listener when reporting cached geolocat…

…ion values r=jdm --HG-- extra : rebase_source : 9fe49c7520b4ccc24f4ef833a84662fbafa68d70
dothq · Jul 31, 2018 · 1185869 · 1185869
1 parent cfe2351
commit 1185869
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/dom/system/NetworkGeolocationProvider.js b/dom/system/NetworkGeolocationProvider.js
@@ -371,7 +371,9 @@ WifiGeoPositionProvider.prototype = {
 
     if (useCached) {
       gCachedRequest.location.timestamp = Date.now();
-      this.listener.update(gCachedRequest.location);
+      if (this.listener) {
+        this.listener.update(gCachedRequest.location);
+      }
       return;
     }