Merge "healthd: Fix incorrect return check" am: ec56c59dbb
am: b4bd2480e3

Change-Id: I0be5f079cdf4aea182c67ac98952bf7ec5b5658b
diff --git a/healthd/BatteryMonitor.cpp b/healthd/BatteryMonitor.cpp
index e80f368..bdf4aac 100644
--- a/healthd/BatteryMonitor.cpp
+++ b/healthd/BatteryMonitor.cpp
@@ -181,7 +181,7 @@
         return ANDROID_POWER_SUPPLY_TYPE_UNKNOWN;
 
     auto ret = mapSysfsString(buf.c_str(), supplyTypeMap);
-    if (ret < 0) {
+    if (!ret) {
         KLOG_WARNING(LOG_TAG, "Unknown power supply type '%s'\n", buf.c_str());
         *ret = ANDROID_POWER_SUPPLY_TYPE_UNKNOWN;
     }