For UDP queries, after calling dns_adb_beginudpfetch() in fctx_query(), make sure that dns_adb_endudpfetch() is also called on error path, in order to adjust the quota back.
For UDP queries, after calling dns_adb_beginudpfetch() in fctx_query(), make sure that dns_adb_endudpfetch() is also called on error path, in order to adjust the quota back.