Snap for 4393550 from ec6269c413d8170d30cc968339f4a8967d8a73ad to pi-release

Change-Id: I56c6ab8a07953c3c4b250fe0c3bb23aa72314752
diff --git a/Android.bp b/Android.bp
index bf41866..4a73168 100644
--- a/Android.bp
+++ b/Android.bp
@@ -8,8 +8,11 @@
         "src/rtnl.c",
     ],
     cflags: [
+        "-Wall",
+        "-Werror",
+        "-Wno-error=pointer-sign",
         "-Wno-sign-compare",
-	"-Wno-unused-parameter",
-	"-Wno-pointer-arith",
+        "-Wno-unused-parameter",
+        "-Wno-pointer-arith",
     ],
 }