1627 	unsigned char *opt = *option;  in cipso_v4_validate()  local
1637 	opt_len = opt[1];  in cipso_v4_validate()
1644 	doi_def = cipso_v4_doi_search(get_unaligned_be32(&opt[2]));  in cipso_v4_validate()
1651 	tag = opt + opt_iter;  in cipso_v4_validate()
1760 	*option = opt + err_offset;  in cipso_v4_validate()
1892 	struct ip_options_rcu *old, *opt = NULL;  in cipso_v4_sock_setattr()  local
1923 	opt = kzalloc(sizeof(*opt) + opt_len, GFP_ATOMIC);  in cipso_v4_sock_setattr()
1924 	if (!opt) {  in cipso_v4_sock_setattr()
1928 	memcpy(opt->opt.__data, buf, buf_len);  in cipso_v4_sock_setattr()
1929 	opt->opt.optlen = opt_len;  in cipso_v4_sock_setattr()
1930 	opt->opt.cipso = sizeof(struct iphdr);  in cipso_v4_sock_setattr()
1940 			sk_conn->icsk_ext_hdr_len -= old->opt.optlen;  in cipso_v4_sock_setattr()
1941 		sk_conn->icsk_ext_hdr_len += opt->opt.optlen;  in cipso_v4_sock_setattr()
1944 	rcu_assign_pointer(sk_inet->inet_opt, opt);  in cipso_v4_sock_setattr()
1952 	kfree(opt);  in cipso_v4_sock_setattr()
1976 	struct ip_options_rcu *opt = NULL;  in cipso_v4_req_setattr()  local
1999 	opt = kzalloc(sizeof(*opt) + opt_len, GFP_ATOMIC);  in cipso_v4_req_setattr()
2000 	if (!opt) {  in cipso_v4_req_setattr()
2004 	memcpy(opt->opt.__data, buf, buf_len);  in cipso_v4_req_setattr()
2005 	opt->opt.optlen = opt_len;  in cipso_v4_req_setattr()
2006 	opt->opt.cipso = sizeof(struct iphdr);  in cipso_v4_req_setattr()
2011 	opt = xchg(&req_inet->opt, opt);  in cipso_v4_req_setattr()
2012 	if (opt)  in cipso_v4_req_setattr()
2013 		kfree_rcu(opt, rcu);  in cipso_v4_req_setattr()
2019 	kfree(opt);  in cipso_v4_req_setattr()
2036 	struct ip_options_rcu *opt = *opt_ptr;  in cipso_v4_delopt()  local
2038 	if (opt->opt.srr || opt->opt.rr || opt->opt.ts || opt->opt.router_alert) {  in cipso_v4_delopt()
2045 		cipso_off = opt->opt.cipso - sizeof(struct iphdr);  in cipso_v4_delopt()
2046 		cipso_ptr = &opt->opt.__data[cipso_off];  in cipso_v4_delopt()
2049 		if (opt->opt.srr > opt->opt.cipso)  in cipso_v4_delopt()
2050 			opt->opt.srr -= cipso_len;  in cipso_v4_delopt()
2051 		if (opt->opt.rr > opt->opt.cipso)  in cipso_v4_delopt()
2052 			opt->opt.rr -= cipso_len;  in cipso_v4_delopt()
2053 		if (opt->opt.ts > opt->opt.cipso)  in cipso_v4_delopt()
2054 			opt->opt.ts -= cipso_len;  in cipso_v4_delopt()
2055 		if (opt->opt.router_alert > opt->opt.cipso)  in cipso_v4_delopt()
2056 			opt->opt.router_alert -= cipso_len;  in cipso_v4_delopt()
2057 		opt->opt.cipso = 0;  in cipso_v4_delopt()
2060 			opt->opt.optlen - cipso_off - cipso_len);  in cipso_v4_delopt()
2069 		while (iter < opt->opt.optlen)  in cipso_v4_delopt()
2070 			if (opt->opt.__data[iter] != IPOPT_NOP) {  in cipso_v4_delopt()
2071 				iter += opt->opt.__data[iter + 1];  in cipso_v4_delopt()
2075 		hdr_delta = opt->opt.optlen;  in cipso_v4_delopt()
2076 		opt->opt.optlen = (optlen_new + 3) & ~3;  in cipso_v4_delopt()
2077 		hdr_delta -= opt->opt.optlen;  in cipso_v4_delopt()
2082 		hdr_delta = opt->opt.optlen;  in cipso_v4_delopt()
2083 		kfree_rcu(opt, rcu);  in cipso_v4_delopt()
2100 	struct ip_options_rcu *opt;  in cipso_v4_sock_delattr()  local
2104 	opt = rcu_dereference_protected(sk_inet->inet_opt, 1);  in cipso_v4_sock_delattr()
2105 	if (!opt || opt->opt.cipso == 0)  in cipso_v4_sock_delattr()
2126 	struct ip_options_rcu *opt;  in cipso_v4_req_delattr()  local
2130 	opt = req_inet->opt;  in cipso_v4_req_delattr()
2131 	if (!opt || opt->opt.cipso == 0)  in cipso_v4_req_delattr()
2134 	cipso_v4_delopt(&req_inet->opt);  in cipso_v4_req_delattr()
2201 	struct ip_options_rcu *opt;  in cipso_v4_sock_getattr()  local
2205 	opt = rcu_dereference(inet_sk(sk)->inet_opt);  in cipso_v4_sock_getattr()
2206 	if (opt && opt->opt.cipso)  in cipso_v4_sock_getattr()
2207 		res = cipso_v4_getattr(opt->opt.__data +  in cipso_v4_sock_getattr()
2208 						opt->opt.cipso -  in cipso_v4_sock_getattr()
2231 	struct ip_options *opt = &IPCB(skb)->opt;  in cipso_v4_skbuff_setattr()  local
2249 	len_delta = opt_len - opt->optlen;  in cipso_v4_skbuff_setattr()
2267 		memset(iph + 1, IPOPT_NOP, opt->optlen);  in cipso_v4_skbuff_setattr()
2271 	if (opt->optlen > 0)  in cipso_v4_skbuff_setattr()
2272 		memset(opt, 0, sizeof(*opt));  in cipso_v4_skbuff_setattr()
2273 	opt->optlen = opt_len;  in cipso_v4_skbuff_setattr()
2274 	opt->cipso = sizeof(struct iphdr);  in cipso_v4_skbuff_setattr()
2275 	opt->is_changed = 1;  in cipso_v4_skbuff_setattr()
2307 	struct ip_options *opt = &IPCB(skb)->opt;  in cipso_v4_skbuff_delattr()  local
2310 	if (opt->cipso == 0)  in cipso_v4_skbuff_delattr()
2323 	cipso_ptr = (unsigned char *)iph + opt->cipso;  in cipso_v4_skbuff_delattr()
2325 	opt->cipso = 0;  in cipso_v4_skbuff_delattr()
2326 	opt->is_changed = 1;  in cipso_v4_skbuff_delattr()