commit 5631258f073da42105ad925690684d74b568c9c3
author Chih-Hung Hsieh <chh@google.com> Mon Nov 20 16:02:42 2017 -0800
committer Chih-Hung Hsieh <chh@google.com> Tue Nov 28 13:40:33 2017 -0800
tree d3a35945b6a6212e4580c5c688711cee02c24e62
parent 8500c095b91b6e232dc9f188bdd874ef85c8f09a

Use -Werror in hardware/interfaces/biometrics/fingerprint

* Fix warning of unused function call result.

Bug: 66996870
Test: build with WITH_TIDY=1
Change-Id: I91da207b80d0715d015195357d645f8cf324fa1e

biometrics/fingerprint/2.1/default/service.cpp

diff --git a/biometrics/fingerprint/2.1/default/service.cpp b/biometrics/fingerprint/2.1/default/service.cpp
index 1697c07..edfaac4 100644
--- a/biometrics/fingerprint/2.1/default/service.cpp
+++ b/biometrics/fingerprint/2.1/default/service.cpp
@@ -35,7 +35,9 @@
     configureRpcThreadpool(1, true /*callerWillJoin*/);
 
     if (bio != nullptr) {
-        bio->registerAsService();
+        if (::android::OK != bio->registerAsService()) {
+            return 1;
+        }
     } else {
         ALOGE("Can't create instance of BiometricsFingerprint, nullptr");
     }