From 3f12426d006bc1bd51b59601de1ccc558227687b Mon Sep 17 00:00:00 2001
From: Jorim Jaggi <jjaggi@google.com>
Date: Tue, 22 Nov 2016 13:45:17 +0100
Subject: [PATCH] Only acquire FPM if feature is available

Test: Boot non-fp device, observe no wtf
Change-Id: If32b2370413f8bfe1477af52809c76e8c892cafa
Fixes: 32976626
---
 .../src/com/android/keyguard/KeyguardUpdateMonitor.java       | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java
index 6a2949a5ed9f8..cdcc05c65e985 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java
@@ -1112,7 +1112,9 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
         mTrustManager.registerTrustListener(this);
         new LockPatternUtils(context).registerStrongAuthTracker(mStrongAuthTracker);
 
-        mFpm = (FingerprintManager) context.getSystemService(Context.FINGERPRINT_SERVICE);
+        if (mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_FINGERPRINT)) {
+            mFpm = (FingerprintManager) context.getSystemService(Context.FINGERPRINT_SERVICE);
+        }
         updateFingerprintListeningState();
         if (mFpm != null) {
             mFpm.addLockoutResetCallback(mLockoutResetCallback);