disallow_unknowns 74 net/ipv6/exthdrs.c bool disallow_unknowns) disallow_unknowns 76 net/ipv6/exthdrs.c if (disallow_unknowns) { disallow_unknowns 121 net/ipv6/exthdrs.c bool disallow_unknowns = false; disallow_unknowns 126 net/ipv6/exthdrs.c disallow_unknowns = true; disallow_unknowns 186 net/ipv6/exthdrs.c !ip6_tlvopt_unknown(skb, off, disallow_unknowns))