Lines Matching refs:optoff
71 static bool ip6_tlvopt_unknown(struct sk_buff *skb, int optoff) in ip6_tlvopt_unknown() argument
73 switch ((skb_network_header(skb)[optoff] & 0xC0) >> 6) { in ip6_tlvopt_unknown()
87 icmpv6_param_prob(skb, ICMPV6_UNK_OPTION, optoff); in ip6_tlvopt_unknown()
178 static bool ipv6_dest_hao(struct sk_buff *skb, int optoff) in ipv6_dest_hao() argument
193 hao = (struct ipv6_destopt_hao *)(skb_network_header(skb) + optoff); in ipv6_dest_hao()
218 optoff); in ipv6_dest_hao()
545 static bool ipv6_hop_ra(struct sk_buff *skb, int optoff) in ipv6_hop_ra() argument
549 if (nh[optoff + 1] == 2) { in ipv6_hop_ra()
551 memcpy(&IP6CB(skb)->ra, nh + optoff + 2, sizeof(IP6CB(skb)->ra)); in ipv6_hop_ra()
555 nh[optoff + 1]); in ipv6_hop_ra()
562 static bool ipv6_hop_jumbo(struct sk_buff *skb, int optoff) in ipv6_hop_jumbo() argument
568 if (nh[optoff + 1] != 4 || (optoff & 3) != 2) { in ipv6_hop_jumbo()
570 nh[optoff+1]); in ipv6_hop_jumbo()
576 pkt_len = ntohl(*(__be32 *)(nh + optoff + 2)); in ipv6_hop_jumbo()
580 icmpv6_param_prob(skb, ICMPV6_HDR_FIELD, optoff+2); in ipv6_hop_jumbo()
586 icmpv6_param_prob(skb, ICMPV6_HDR_FIELD, optoff); in ipv6_hop_jumbo()