failopen 657 net/netfilter/nfnetlink_queue.c int failopen = 0; failopen 671 net/netfilter/nfnetlink_queue.c failopen = 1; failopen 687 net/netfilter/nfnetlink_queue.c failopen = 1; failopen 704 net/netfilter/nfnetlink_queue.c if (failopen)