NetBpfLoad: crash if we are reusing a map.

This is to identify if it actually happens.

It is expected not to happen, because we now pin every map and are run only once on boot.

Test: TreeHugger
Flag: EXEMPT dead code
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: Ie46ace40f20fb4b061a91cd53f8256caebdfa71f

bpf/loader/NetBpfLoad.cpp

@@ -986,6 +986,7 @@ static int createMaps(const char* elfPath, ifstream& elfFile, vector<unique_fd>&
             saved_errno = errno;
             ALOGD("bpf_create_map reusing map %s, ret: %d", mapNames[i].c_str(), fd.get());
             reuse = true;
+            abort();
         } else {
             union bpf_attr req = {
               .map_type = type,