libnl_2: Fix nested attribute setting

Change-Id: I9dbf72a25e8a939ab6aa35eaf4adbf86d9ed97a1
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/libnl_2/Android.mk b/libnl_2/Android.mk
index 800c2b2..302b4dd 100644
--- a/libnl_2/Android.mk
+++ b/libnl_2/Android.mk
@@ -11,7 +11,8 @@
         msg.c \
         netlink.c \
         object.c \
-        socket.c
+        socket.c \
+        dbg.c
 
 LOCAL_C_INCLUDES += \
         $(LOCAL_PATH)/include