From 8d8bb6ee1dd070f612133da4573df02d9ef267aa Mon Sep 17 00:00:00 2001
From: Jeff Sharkey <jsharkey@android.com>
Date: Thu, 13 Oct 2016 12:59:17 -0600
Subject: [PATCH] Check for FingerprintManager before using.

Test: built
Bug: 32096112
Change-Id: I2d2ad86c7bf9a4aa16f26e90eb3fca86a6b4b2fb
---
 src/com/android/settings/ChooseLockGeneric.java | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/com/android/settings/ChooseLockGeneric.java b/src/com/android/settings/ChooseLockGeneric.java
index 9349c13d297..06858b749a9 100644
--- a/src/com/android/settings/ChooseLockGeneric.java
+++ b/src/com/android/settings/ChooseLockGeneric.java
@@ -752,7 +752,9 @@ public class ChooseLockGeneric extends SettingsActivity {
         }
 
         private void removeManagedProfileFingerprintsAndFinishIfNecessary(final int parentUserId) {
-            mFingerprintManager.setActiveUser(UserHandle.myUserId());
+            if (mFingerprintManager != null && mFingerprintManager.isHardwareDetected()) {
+                mFingerprintManager.setActiveUser(UserHandle.myUserId());
+            }
             final UserManager um = UserManager.get(getActivity());
             boolean hasChildProfile = false;
             if (!um.getUserInfo(parentUserId).isManagedProfile()) {
@@ -791,7 +793,12 @@ public class ChooseLockGeneric extends SettingsActivity {
         }
 
         private int getResIdForFactoryResetProtectionWarningMessage() {
-            boolean hasFingerprints = mFingerprintManager.hasEnrolledFingerprints(mUserId);
+            final boolean hasFingerprints;
+            if (mFingerprintManager != null && mFingerprintManager.isHardwareDetected()) {
+                hasFingerprints = mFingerprintManager.hasEnrolledFingerprints(mUserId);
+            } else {
+                hasFingerprints = false;
+            }
             boolean isProfile = UserManager.get(getActivity()).isManagedProfile(mUserId);
             switch (mLockPatternUtils.getKeyguardStoredPasswordQuality(mUserId)) {
                 case DevicePolicyManager.PASSWORD_QUALITY_SOMETHING: