From 6ca6d88bff783198aaa92979e88805b73dbb1832 Mon Sep 17 00:00:00 2001
From: Andrew Grieve <agrieve@chromium.org>
Date: Thu, 6 Sep 2012 14:40:13 -0400
Subject: [PATCH] Fix NPE when using LOCATION_CHANGE exec bridge.

---
 framework/src/org/apache/cordova/CordovaWebViewClient.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/framework/src/org/apache/cordova/CordovaWebViewClient.java b/framework/src/org/apache/cordova/CordovaWebViewClient.java
index 596411fb..75d3590c 100755
--- a/framework/src/org/apache/cordova/CordovaWebViewClient.java
+++ b/framework/src/org/apache/cordova/CordovaWebViewClient.java
@@ -111,8 +111,8 @@ public class CordovaWebViewClient extends WebViewClient {
 		String callbackId = url.substring(idx3 + 1, idx4);
 		String jsonArgs   = url.substring(idx4 + 1);
         PluginResult r = appView.pluginManager.exec(service, action, callbackId, jsonArgs, true /* async */);
-        String callbackString = r.toCallbackString(callbackId);
         if (r != null) {
+            String callbackString = r.toCallbackString(callbackId);
             appView.sendJavascript(callbackString);
         }
 	}