1565 	unsigned char *opt = *option;  in cipso_v4_validate()  local
1575 	opt_len = opt[1];  in cipso_v4_validate()
1582 	doi_def = cipso_v4_doi_search(get_unaligned_be32(&opt[2]));  in cipso_v4_validate()
1589 	tag = opt + opt_iter;  in cipso_v4_validate()
1702 	*option = opt + err_offset;  in cipso_v4_validate()
1834 	struct ip_options_rcu *old, *opt = NULL;  in cipso_v4_sock_setattr()  local
1865 	opt = kzalloc(sizeof(*opt) + opt_len, GFP_ATOMIC);  in cipso_v4_sock_setattr()
1866 	if (!opt) {  in cipso_v4_sock_setattr()
1870 	memcpy(opt->opt.__data, buf, buf_len);  in cipso_v4_sock_setattr()
1871 	opt->opt.optlen = opt_len;  in cipso_v4_sock_setattr()
1872 	opt->opt.cipso = sizeof(struct iphdr);  in cipso_v4_sock_setattr()
1883 			sk_conn->icsk_ext_hdr_len -= old->opt.optlen;  in cipso_v4_sock_setattr()
1884 		sk_conn->icsk_ext_hdr_len += opt->opt.optlen;  in cipso_v4_sock_setattr()
1887 	rcu_assign_pointer(sk_inet->inet_opt, opt);  in cipso_v4_sock_setattr()
1895 	kfree(opt);  in cipso_v4_sock_setattr()
1919 	struct ip_options_rcu *opt = NULL;  in cipso_v4_req_setattr()  local
1942 	opt = kzalloc(sizeof(*opt) + opt_len, GFP_ATOMIC);  in cipso_v4_req_setattr()
1943 	if (!opt) {  in cipso_v4_req_setattr()
1947 	memcpy(opt->opt.__data, buf, buf_len);  in cipso_v4_req_setattr()
1948 	opt->opt.optlen = opt_len;  in cipso_v4_req_setattr()
1949 	opt->opt.cipso = sizeof(struct iphdr);  in cipso_v4_req_setattr()
1954 	opt = xchg((__force struct ip_options_rcu **)&req_inet->ireq_opt, opt);  in cipso_v4_req_setattr()
1955 	if (opt)  in cipso_v4_req_setattr()
1956 		kfree_rcu(opt, rcu);  in cipso_v4_req_setattr()
1962 	kfree(opt);  in cipso_v4_req_setattr()
1978 	struct ip_options_rcu *opt = rcu_dereference_protected(*opt_ptr, 1);  in cipso_v4_delopt()  local
1981 	if (!opt || opt->opt.cipso == 0)  in cipso_v4_delopt()
1983 	if (opt->opt.srr || opt->opt.rr || opt->opt.ts || opt->opt.router_alert) {  in cipso_v4_delopt()
1990 		cipso_off = opt->opt.cipso - sizeof(struct iphdr);  in cipso_v4_delopt()
1991 		cipso_ptr = &opt->opt.__data[cipso_off];  in cipso_v4_delopt()
1994 		if (opt->opt.srr > opt->opt.cipso)  in cipso_v4_delopt()
1995 			opt->opt.srr -= cipso_len;  in cipso_v4_delopt()
1996 		if (opt->opt.rr > opt->opt.cipso)  in cipso_v4_delopt()
1997 			opt->opt.rr -= cipso_len;  in cipso_v4_delopt()
1998 		if (opt->opt.ts > opt->opt.cipso)  in cipso_v4_delopt()
1999 			opt->opt.ts -= cipso_len;  in cipso_v4_delopt()
2000 		if (opt->opt.router_alert > opt->opt.cipso)  in cipso_v4_delopt()
2001 			opt->opt.router_alert -= cipso_len;  in cipso_v4_delopt()
2002 		opt->opt.cipso = 0;  in cipso_v4_delopt()
2005 			opt->opt.optlen - cipso_off - cipso_len);  in cipso_v4_delopt()
2014 		while (iter < opt->opt.optlen)  in cipso_v4_delopt()
2015 			if (opt->opt.__data[iter] != IPOPT_NOP) {  in cipso_v4_delopt()
2016 				iter += opt->opt.__data[iter + 1];  in cipso_v4_delopt()
2020 		hdr_delta = opt->opt.optlen;  in cipso_v4_delopt()
2021 		opt->opt.optlen = (optlen_new + 3) & ~3;  in cipso_v4_delopt()
2022 		hdr_delta -= opt->opt.optlen;  in cipso_v4_delopt()
2027 		hdr_delta = opt->opt.optlen;  in cipso_v4_delopt()
2028 		kfree_rcu(opt, rcu);  in cipso_v4_delopt()
2134 	struct ip_options_rcu *opt;  in cipso_v4_sock_getattr()  local
2138 	opt = rcu_dereference(inet_sk(sk)->inet_opt);  in cipso_v4_sock_getattr()
2139 	if (opt && opt->opt.cipso)  in cipso_v4_sock_getattr()
2140 		res = cipso_v4_getattr(opt->opt.__data +  in cipso_v4_sock_getattr()
2141 						opt->opt.cipso -  in cipso_v4_sock_getattr()
2164 	struct ip_options *opt = &IPCB(skb)->opt;  in cipso_v4_skbuff_setattr()  local
2182 	len_delta = opt_len - opt->optlen;  in cipso_v4_skbuff_setattr()
2200 		memset(iph + 1, IPOPT_NOP, opt->optlen);  in cipso_v4_skbuff_setattr()
2204 	if (opt->optlen > 0)  in cipso_v4_skbuff_setattr()
2205 		memset(opt, 0, sizeof(*opt));  in cipso_v4_skbuff_setattr()
2206 	opt->optlen = opt_len;  in cipso_v4_skbuff_setattr()
2207 	opt->cipso = sizeof(struct iphdr);  in cipso_v4_skbuff_setattr()
2208 	opt->is_changed = 1;  in cipso_v4_skbuff_setattr()
2240 	struct ip_options *opt = &IPCB(skb)->opt;  in cipso_v4_skbuff_delattr()  local
2243 	if (opt->cipso == 0)  in cipso_v4_skbuff_delattr()
2256 	cipso_ptr = (unsigned char *)iph + opt->cipso;  in cipso_v4_skbuff_delattr()
2258 	opt->cipso = 0;  in cipso_v4_skbuff_delattr()
2259 	opt->is_changed = 1;  in cipso_v4_skbuff_delattr()