From 055eafd6ce42fd7858767c6c79d46d67900703e1 Mon Sep 17 00:00:00 2001
From: Jorim Jaggi <jjaggi@google.com>
Date: Wed, 12 Aug 2015 18:06:22 -0700
Subject: [PATCH] Do not vibrate if we don't have a fingerprint client

Bug: 22851337
Change-Id: Ia7be6eda2db08b4df07a48ffa4d24637f59167e9
---
 .../android/server/fingerprint/FingerprintService.java    | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/services/core/java/com/android/server/fingerprint/FingerprintService.java b/services/core/java/com/android/server/fingerprint/FingerprintService.java
index 2c9d82be5d897..ffad69db96a6d 100644
--- a/services/core/java/com/android/server/fingerprint/FingerprintService.java
+++ b/services/core/java/com/android/server/fingerprint/FingerprintService.java
@@ -589,10 +589,14 @@ public class FingerprintService extends SystemService implements IBinder.DeathRe
                 result = true; // client not listening
 	    }
 	    if (fpId == 0) {
-                FingerprintUtils.vibrateFingerprintError(getContext());
+                if (receiver != null) {
+                    FingerprintUtils.vibrateFingerprintError(getContext());
+                }
                 result |= handleFailedAttempt(this);
             } else {
-                FingerprintUtils.vibrateFingerprintSuccess(getContext());
+                if (receiver != null) {
+                    FingerprintUtils.vibrateFingerprintSuccess(getContext());
+                }
                 result |= true; // we have a valid fingerprint
                 mLockoutReset.run();
             }