From bbc1934e0e1347b05580ae35b7a62f828f0ac5e7 Mon Sep 17 00:00:00 2001
From: Charles Chen <clchen@google.com>
Date: Fri, 24 Jul 2009 16:06:09 -0700
Subject: [PATCH] Fixing bug 2003639 - this is a fix to prevent the
 AccessibilityManagerService from crashing if it gets an invalid accessibility
 event.

---
 .../java/com/android/server/AccessibilityManagerService.java  | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/services/java/com/android/server/AccessibilityManagerService.java b/services/java/com/android/server/AccessibilityManagerService.java
index c205fc03ac4f4..63c9eaac6d741 100644
--- a/services/java/com/android/server/AccessibilityManagerService.java
+++ b/services/java/com/android/server/AccessibilityManagerService.java
@@ -368,6 +368,9 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
      * @param event The event.
      */
     private void tryRecycleLocked(AccessibilityEvent event) {
+        if (event == null) {
+            return;
+        }
         int eventType = event.getEventType();
         List<Service> services = mServices;
 
@@ -378,7 +381,6 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub
                 return;
             }
         }
-
         event.recycle();
     }