Prevent reinstallation of an already in-use group key am: 2468ddd04c am: a4f63abeaf am: a97bdd1e6a am: d342625506  -s ours am: 33a5eb14c8  -s ours am: ebbe748e77  -s ours am: fe9172e37f  -s ours am: d4e3ab5756  -s ours am: bebe319591  -s ours am: 232bb0d788  -s ours am: 8ced5b0836  -s ours
am: 9e6d852b38  -s ours

Change-Id: I22e9f0785badf19603022547b3ac70dd75ccf55b
diff --git a/wpa_supplicant/Android.mk b/wpa_supplicant/Android.mk
index 867af85..4ca4281 100644
--- a/wpa_supplicant/Android.mk
+++ b/wpa_supplicant/Android.mk
@@ -1678,6 +1678,7 @@
 ########################
 include $(CLEAR_VARS)
 LOCAL_MODULE := libwpa_hidl
+LOCAL_VENDOR_MODULE := true
 LOCAL_CPPFLAGS := $(L_CPPFLAGS)
 LOCAL_CFLAGS := $(L_CFLAGS)
 LOCAL_C_INCLUDES := $(INCLUDES)
@@ -1696,7 +1697,8 @@
     libhidlbase \
     libhidltransport \
     libhwbinder \
-    libutils
+    libutils \
+    liblog
 LOCAL_EXPORT_C_INCLUDE_DIRS := \
     $(LOCAL_PATH)/hidl/$(HIDL_INTERFACE_VERSION)
 include $(BUILD_STATIC_LIBRARY)
diff --git a/wpa_supplicant/hidl/1.0/hidl_manager.cpp b/wpa_supplicant/hidl/1.0/hidl_manager.cpp
index 622dcbf..152203c 100644
--- a/wpa_supplicant/hidl/1.0/hidl_manager.cpp
+++ b/wpa_supplicant/hidl/1.0/hidl_manager.cpp
@@ -904,7 +904,7 @@
 		&ISupplicantStaIfaceCallback::onDisconnected,
 		std::placeholders::_1, bssid, wpa_s->disconnect_reason < 0,
 		static_cast<ISupplicantStaIfaceCallback::ReasonCode>(
-		    wpa_s->disconnect_reason)));
+		    abs(wpa_s->disconnect_reason))));
 }
 
 /**