diff --git a/src/com/android/settings/ConfirmDeviceCredentialBaseFragment.java b/src/com/android/settings/ConfirmDeviceCredentialBaseFragment.java
index f9908b0..fc8edf8 100644
--- a/src/com/android/settings/ConfirmDeviceCredentialBaseFragment.java
+++ b/src/com/android/settings/ConfirmDeviceCredentialBaseFragment.java
@@ -90,11 +90,11 @@
     public void onAuthenticated() {
         // Check whether we are still active.
         if (getActivity() != null && getActivity().isResumed()) {
-            authenticationSucceeded(null /* password */);
+            authenticationSucceeded();
         }
     }
 
-    protected abstract void authenticationSucceeded(@Nullable String password);
+    protected abstract void authenticationSucceeded();
 
     @Override
     public void onFingerprintIconVisibilityChanged(boolean visible) {
diff --git a/src/com/android/settings/ConfirmLockPassword.java b/src/com/android/settings/ConfirmLockPassword.java
index 975882f..bec3a45 100644
--- a/src/com/android/settings/ConfirmLockPassword.java
+++ b/src/com/android/settings/ConfirmLockPassword.java
@@ -169,8 +169,10 @@
         }
 
         @Override
-        protected void authenticationSucceeded(@Nullable String password) {
-            // TODO: make this play nice with challenge
+        protected void authenticationSucceeded() {
+            Intent intent = new Intent();
+            getActivity().setResult(RESULT_OK, intent);
+            getActivity().finish();
         }
 
         private void handleNext() {
diff --git a/src/com/android/settings/ConfirmLockPattern.java b/src/com/android/settings/ConfirmLockPattern.java
index 0b2bec3..420a7f8 100644
--- a/src/com/android/settings/ConfirmLockPattern.java
+++ b/src/com/android/settings/ConfirmLockPattern.java
@@ -232,8 +232,10 @@
         }
 
         @Override
-        protected void authenticationSucceeded(@Nullable String password) {
-            // TODO: make this play nice with challenge
+        protected void authenticationSucceeded() {
+            Intent intent = new Intent();
+            getActivity().setResult(Activity.RESULT_OK, intent);
+            getActivity().finish();
         }
 
         @Override