Remove some new memory leaks from SensorManager am: 2f8fa1367c am: 9433e8caea

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/21548667

Change-Id: I1d1bc7e0e1b29bfb7a701b8a8a33994d12e2ce79
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/libs/sensor/ISensorServer.cpp b/libs/sensor/ISensorServer.cpp
index a6cacad..93c95b9 100644
--- a/libs/sensor/ISensorServer.cpp
+++ b/libs/sensor/ISensorServer.cpp
@@ -66,7 +66,11 @@
         v.setCapacity(n);
         while (n) {
             n--;
-            reply.read(s);
+            if(reply.read(s) != OK) {
+                ALOGE("Failed to read reply from getSensorList");
+                v.clear();
+                break;
+            }
             v.add(s);
         }
         return v;
@@ -84,7 +88,11 @@
         v.setCapacity(n);
         while (n) {
             n--;
-            reply.read(s);
+            if(reply.read(s) != OK) {
+                ALOGE("Failed to read reply from getDynamicSensorList");
+                v.clear();
+                break;
+            }
             v.add(s);
         }
         return v;
diff --git a/libs/sensor/SensorManager.cpp b/libs/sensor/SensorManager.cpp
index 0ba9704..c0525d4 100644
--- a/libs/sensor/SensorManager.cpp
+++ b/libs/sensor/SensorManager.cpp
@@ -166,6 +166,11 @@
 
         mSensors = mSensorServer->getSensorList(mOpPackageName);
         size_t count = mSensors.size();
+        if (count == 0) {
+            ALOGE("Failed to get Sensor list");
+            mSensorServer.clear();
+            return UNKNOWN_ERROR;
+        }
         mSensorList =
                 static_cast<Sensor const**>(malloc(count * sizeof(Sensor*)));
         LOG_ALWAYS_FATAL_IF(mSensorList == nullptr, "mSensorList NULL");