f_ttl 32 net/netfilter/nfnetlink_osf.c int ttl_check, unsigned char f_ttl) f_ttl 40 net/netfilter/nfnetlink_osf.c return ip->ttl == f_ttl; f_ttl 43 net/netfilter/nfnetlink_osf.c else if (ip->ttl <= f_ttl) f_ttl 48 net/netfilter/nfnetlink_osf.c ret = (ip->ttl == f_ttl);