1386 				     char __user *optval,  in sctp_getsockopt_connectx3()  argument
1400 		if (copy_from_user(&param32, optval, sizeof(param32)))  in sctp_getsockopt_connectx3()
1411 		if (copy_from_user(&param, optval, sizeof(param)))  in sctp_getsockopt_connectx3()
1422 		if (copy_to_user(optval, &assoc_id, sizeof(assoc_id)))  in sctp_getsockopt_connectx3()
2256 static int sctp_setsockopt_autoclose(struct sock *sk, u32 *optval,  in sctp_setsockopt_autoclose()  argument
2268 	sp->autoclose = *optval;  in sctp_setsockopt_autoclose()
4557 			   sockptr_t optval, unsigned int optlen)  in sctp_setsockopt()  argument
4573 		return af->setsockopt(sk, level, optname, optval, optlen);  in sctp_setsockopt()
4581 		kopt = memdup_sockptr(optval, optlen);  in sctp_setsockopt()
5390 				       char __user *optval,  in sctp_getsockopt_sctp_status()  argument
5405 	if (copy_from_user(&status, optval, len)) {  in sctp_getsockopt_sctp_status()
5452 	if (copy_to_user(optval, &status, len)) {  in sctp_getsockopt_sctp_status()
5470 					  char __user *optval,  in sctp_getsockopt_peer_addr_info()  argument
5483 	if (copy_from_user(&pinfo, optval, len)) {  in sctp_getsockopt_peer_addr_info()
5516 	if (copy_to_user(optval, &pinfo, len)) {  in sctp_getsockopt_peer_addr_info()
5533 					char __user *optval, int __user *optlen)  in sctp_getsockopt_disable_fragments()  argument
5544 	if (copy_to_user(optval, &val, len))  in sctp_getsockopt_disable_fragments()
5554 static int sctp_getsockopt_events(struct sock *sk, int len, char __user *optval,  in sctp_getsockopt_events()  argument
5572 	if (copy_to_user(optval, &subscribe, len))  in sctp_getsockopt_events()
5589 static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optval, int __user *opt…  in sctp_getsockopt_autoclose()  argument
5599 	if (put_user(sctp_sk(sk)->autoclose, (int __user *)optval))  in sctp_getsockopt_autoclose()
5691 static int sctp_getsockopt_peeloff(struct sock *sk, int len, char __user *optval, int __user *optle…  in sctp_getsockopt_peeloff()  argument
5700 	if (copy_from_user(&peeloff, optval, len))  in sctp_getsockopt_peeloff()
5714 	if (copy_to_user(optval, &peeloff, len)) {  in sctp_getsockopt_peeloff()
5725 					 char __user *optval, int __user *optlen)  in sctp_getsockopt_peeloff_flags()  argument
5734 	if (copy_from_user(&peeloff, optval, len))  in sctp_getsockopt_peeloff_flags()
5749 	if (copy_to_user(optval, &peeloff, len)) {  in sctp_getsockopt_peeloff_flags()
5892 					    char __user *optval, int __user *optlen)  in sctp_getsockopt_peer_addr_params()  argument
5908 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_peer_addr_params()
5990 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_peer_addr_params()
6035 					    char __user *optval,  in sctp_getsockopt_delayed_ack()  argument
6045 		if (copy_from_user(&params, optval, len))  in sctp_getsockopt_delayed_ack()
6053 		if (copy_from_user(&params, optval, len))  in sctp_getsockopt_delayed_ack()
6088 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_delayed_ack()
6108 static int sctp_getsockopt_initmsg(struct sock *sk, int len, char __user *optval, int __user *optle…  in sctp_getsockopt_initmsg()  argument
6115 	if (copy_to_user(optval, &sctp_sk(sk)->initmsg, len))  in sctp_getsockopt_initmsg()
6122 				      char __user *optval, int __user *optlen)  in sctp_getsockopt_peer_addrs()  argument
6138 	if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs)))  in sctp_getsockopt_peer_addrs()
6146 	to = optval + offsetof(struct sctp_getaddrs, addrs);  in sctp_getsockopt_peer_addrs()
6163 	if (put_user(cnt, &((struct sctp_getaddrs __user *)optval)->addr_num))  in sctp_getsockopt_peer_addrs()
6165 	bytes_copied = ((char __user *)to) - optval;  in sctp_getsockopt_peer_addrs()
6218 				       char __user *optval, int __user *optlen)  in sctp_getsockopt_local_addrs()  argument
6238 	if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs)))  in sctp_getsockopt_local_addrs()
6256 	to = optval + offsetof(struct sctp_getaddrs, addrs);  in sctp_getsockopt_local_addrs()
6305 	if (put_user(cnt, &((struct sctp_getaddrs __user *)optval)->addr_num)) {  in sctp_getsockopt_local_addrs()
6326 					char __user *optval, int __user *optlen)  in sctp_getsockopt_primary_addr()  argument
6337 	if (copy_from_user(&prim, optval, len))  in sctp_getsockopt_primary_addr()
6355 	if (copy_to_user(optval, &prim, len))  in sctp_getsockopt_primary_addr()
6368 				  char __user *optval, int __user *optlen)  in sctp_getsockopt_adaptation_layer()  argument
6381 	if (copy_to_user(optval, &adaptation, len))  in sctp_getsockopt_adaptation_layer()
6407 					int len, char __user *optval,  in sctp_getsockopt_default_send_param()  argument
6419 	if (copy_from_user(&info, optval, len))  in sctp_getsockopt_default_send_param()
6443 	if (copy_to_user(optval, &info, len))  in sctp_getsockopt_default_send_param()
6453 					   char __user *optval,  in sctp_getsockopt_default_sndinfo()  argument
6465 	if (copy_from_user(&info, optval, len))  in sctp_getsockopt_default_sndinfo()
6487 	if (copy_to_user(optval, &info, len))  in sctp_getsockopt_default_sndinfo()
6504 				   char __user *optval, int __user *optlen)  in sctp_getsockopt_nodelay()  argument
6515 	if (copy_to_user(optval, &val, len))  in sctp_getsockopt_nodelay()
6533 				char __user *optval,  in sctp_getsockopt_rtoinfo()  argument
6543 	if (copy_from_user(&rtoinfo, optval, len))  in sctp_getsockopt_rtoinfo()
6569 	if (copy_to_user(optval, &rtoinfo, len))  in sctp_getsockopt_rtoinfo()
6587 				     char __user *optval,  in sctp_getsockopt_associnfo()  argument
6601 	if (copy_from_user(&assocparams, optval, len))  in sctp_getsockopt_associnfo()
6639 	if (copy_to_user(optval, &assocparams, len))  in sctp_getsockopt_associnfo()
6656 				    char __user *optval, int __user *optlen)  in sctp_getsockopt_mappedv4()  argument
6668 	if (copy_to_user(optval, &val, len))  in sctp_getsockopt_mappedv4()
6679 				   char __user *optval, int __user *optlen)  in sctp_getsockopt_context()  argument
6689 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_context()
6702 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_context()
6736 				  char __user *optval, int __user *optlen)  in sctp_getsockopt_maxseg()  argument
6750 		if (copy_from_user(&params, optval, len))  in sctp_getsockopt_maxseg()
6768 		if (copy_to_user(optval, &params.assoc_value, len))  in sctp_getsockopt_maxseg()
6771 		if (copy_to_user(optval, &params, len))  in sctp_getsockopt_maxseg()
6783 					       char __user *optval, int __user *optlen)  in sctp_getsockopt_fragment_interleave()  argument
6795 	if (copy_to_user(optval, &val, len))  in sctp_getsockopt_fragment_interleave()
6806 						  char __user *optval,  in sctp_getsockopt_partial_delivery_point()  argument
6819 	if (copy_to_user(optval, &val, len))  in sctp_getsockopt_partial_delivery_point()
6830 				    char __user *optval,  in sctp_getsockopt_maxburst()  argument
6845 		if (copy_from_user(&params, optval, len))  in sctp_getsockopt_maxburst()
6858 		if (copy_to_user(optval, &params.assoc_value, len))  in sctp_getsockopt_maxburst()
6861 		if (copy_to_user(optval, &params, len))  in sctp_getsockopt_maxburst()
6870 				    char __user *optval, int __user *optlen)  in sctp_getsockopt_hmac_ident()  argument
6873 	struct sctp_hmacalgo  __user *p = (void __user *)optval;  in sctp_getsockopt_hmac_ident()
6906 				    char __user *optval, int __user *optlen)  in sctp_getsockopt_active_key()  argument
6916 	if (copy_from_user(&val, optval, len))  in sctp_getsockopt_active_key()
6935 	if (copy_to_user(optval, &val, len))  in sctp_getsockopt_active_key()
6942 				    char __user *optval, int __user *optlen)  in sctp_getsockopt_peer_auth_chunks()  argument
6944 	struct sctp_authchunks __user *p = (void __user *)optval;  in sctp_getsockopt_peer_auth_chunks()
6954 	if (copy_from_user(&val, optval, sizeof(val)))  in sctp_getsockopt_peer_auth_chunks()
6986 				    char __user *optval, int __user *optlen)  in sctp_getsockopt_local_auth_chunks()  argument
6989 	struct sctp_authchunks __user *p = (void __user *)optval;  in sctp_getsockopt_local_auth_chunks()
6999 	if (copy_from_user(&val, optval, sizeof(val)))  in sctp_getsockopt_local_auth_chunks()
7042 				    char __user *optval, int __user *optlen)  in sctp_getsockopt_assoc_number()  argument
7062 	if (copy_to_user(optval, &val, len))  in sctp_getsockopt_assoc_number()
7073 				   char __user *optval, int __user *optlen)  in sctp_getsockopt_auto_asconf()  argument
7085 	if (copy_to_user(optval, &val, len))  in sctp_getsockopt_auto_asconf()
7098 				    char __user *optval, int __user *optlen)  in sctp_getsockopt_assoc_ids()  argument
7130 	if (put_user(len, optlen) || copy_to_user(optval, ids, len)) {  in sctp_getsockopt_assoc_ids()
7147 					    char __user *optval, int len,  in sctp_getsockopt_paddr_thresholds()  argument
7159 	if (copy_from_user(&val, optval, len))  in sctp_getsockopt_paddr_thresholds()
7193 	if (put_user(len, optlen) || copy_to_user(optval, &val, len))  in sctp_getsockopt_paddr_thresholds()
7206 				       char __user *optval,  in sctp_getsockopt_assoc_stats()  argument
7219 	if (copy_from_user(&sas, optval, len))  in sctp_getsockopt_assoc_stats()
7257 	if (copy_to_user(optval, &sas, len))  in sctp_getsockopt_assoc_stats()
7264 				       char __user *optval,  in sctp_getsockopt_recvrcvinfo()  argument
7277 	if (copy_to_user(optval, &val, len))  in sctp_getsockopt_recvrcvinfo()
7284 				       char __user *optval,  in sctp_getsockopt_recvnxtinfo()  argument
7297 	if (copy_to_user(optval, &val, len))  in sctp_getsockopt_recvnxtinfo()
7304 					char __user *optval,  in sctp_getsockopt_pr_supported()  argument
7317 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_pr_supported()
7333 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_pr_supported()
7343 					  char __user *optval,  in sctp_getsockopt_default_prinfo()  argument
7356 	if (copy_from_user(&info, optval, len))  in sctp_getsockopt_default_prinfo()
7379 	if (copy_to_user(optval, &info, len))  in sctp_getsockopt_default_prinfo()
7389 					  char __user *optval,  in sctp_getsockopt_pr_assocstatus()  argument
7401 	if (copy_from_user(&params, optval, len)) {  in sctp_getsockopt_pr_assocstatus()
7436 	if (copy_to_user(optval, &params, len)) {  in sctp_getsockopt_pr_assocstatus()
7448 					   char __user *optval,  in sctp_getsockopt_pr_streamstatus()  argument
7461 	if (copy_from_user(&params, optval, len)) {  in sctp_getsockopt_pr_streamstatus()
7500 	if (put_user(len, optlen) || copy_to_user(optval, &params, len)) {  in sctp_getsockopt_pr_streamstatus()
7512 					      char __user *optval,  in sctp_getsockopt_reconfig_supported()  argument
7525 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_reconfig_supported()
7541 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_reconfig_supported()
7551 					   char __user *optval,  in sctp_getsockopt_enable_strreset()  argument
7564 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_enable_strreset()
7580 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_enable_strreset()
7590 				     char __user *optval,  in sctp_getsockopt_scheduler()  argument
7603 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_scheduler()
7619 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_scheduler()
7629 					   char __user *optval,  in sctp_getsockopt_scheduler_value()  argument
7642 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_scheduler_value()
7661 	if (copy_to_user(optval, &params, len)) {  in sctp_getsockopt_scheduler_value()
7671 						  char __user *optval,  in sctp_getsockopt_interleaving_supported()  argument
7684 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_interleaving_supported()
7700 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_interleaving_supported()
7710 				      char __user *optval,  in sctp_getsockopt_reuse_port()  argument
7723 	if (copy_to_user(optval, &val, len))  in sctp_getsockopt_reuse_port()
7729 static int sctp_getsockopt_event(struct sock *sk, int len, char __user *optval,  in sctp_getsockopt_event()  argument
7740 	if (copy_from_user(&param, optval, len))  in sctp_getsockopt_event()
7758 	if (copy_to_user(optval, &param, len))  in sctp_getsockopt_event()
7765 					    char __user *optval,  in sctp_getsockopt_asconf_supported()  argument
7778 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_asconf_supported()
7794 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_asconf_supported()
7804 					  char __user *optval,  in sctp_getsockopt_auth_supported()  argument
7817 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_auth_supported()
7833 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_auth_supported()
7843 					 char __user *optval,  in sctp_getsockopt_ecn_supported()  argument
7856 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_ecn_supported()
7872 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_ecn_supported()
7882 				     char __user *optval,  in sctp_getsockopt_pf_expose()  argument
7895 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_pf_expose()
7911 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_pf_expose()
7921 				      char __user *optval, int __user *optlen)  in sctp_getsockopt_encap_port()  argument
7932 	if (copy_from_user(&encap, optval, len))  in sctp_getsockopt_encap_port()
7970 	if (copy_to_user(optval, &encap, len))  in sctp_getsockopt_encap_port()
7980 					  char __user *optval,  in sctp_getsockopt_probe_interval()  argument
7992 	if (copy_from_user(&params, optval, len))  in sctp_getsockopt_probe_interval()
8030 	if (copy_to_user(optval, &params, len))  in sctp_getsockopt_probe_interval()
8040 			   char __user *optval, int __user *optlen)  in sctp_getsockopt()  argument
8056 		retval = af->getsockopt(sk, level, optname, optval, optlen);  in sctp_getsockopt()
8070 		retval = sctp_getsockopt_sctp_status(sk, len, optval, optlen);  in sctp_getsockopt()
8073 		retval = sctp_getsockopt_disable_fragments(sk, len, optval,  in sctp_getsockopt()
8077 		retval = sctp_getsockopt_events(sk, len, optval, optlen);  in sctp_getsockopt()
8080 		retval = sctp_getsockopt_autoclose(sk, len, optval, optlen);  in sctp_getsockopt()
8083 		retval = sctp_getsockopt_peeloff(sk, len, optval, optlen);  in sctp_getsockopt()
8086 		retval = sctp_getsockopt_peeloff_flags(sk, len, optval, optlen);  in sctp_getsockopt()
8089 		retval = sctp_getsockopt_peer_addr_params(sk, len, optval,  in sctp_getsockopt()
8093 		retval = sctp_getsockopt_delayed_ack(sk, len, optval,  in sctp_getsockopt()
8097 		retval = sctp_getsockopt_initmsg(sk, len, optval, optlen);  in sctp_getsockopt()
8100 		retval = sctp_getsockopt_peer_addrs(sk, len, optval,  in sctp_getsockopt()
8104 		retval = sctp_getsockopt_local_addrs(sk, len, optval,  in sctp_getsockopt()
8108 		retval = sctp_getsockopt_connectx3(sk, len, optval, optlen);  in sctp_getsockopt()
8112 							    optval, optlen);  in sctp_getsockopt()
8116 							 optval, optlen);  in sctp_getsockopt()
8119 		retval = sctp_getsockopt_primary_addr(sk, len, optval, optlen);  in sctp_getsockopt()
8122 		retval = sctp_getsockopt_nodelay(sk, len, optval, optlen);  in sctp_getsockopt()
8125 		retval = sctp_getsockopt_rtoinfo(sk, len, optval, optlen);  in sctp_getsockopt()
8128 		retval = sctp_getsockopt_associnfo(sk, len, optval, optlen);  in sctp_getsockopt()
8131 		retval = sctp_getsockopt_mappedv4(sk, len, optval, optlen);  in sctp_getsockopt()
8134 		retval = sctp_getsockopt_maxseg(sk, len, optval, optlen);  in sctp_getsockopt()
8137 		retval = sctp_getsockopt_peer_addr_info(sk, len, optval,  in sctp_getsockopt()
8141 		retval = sctp_getsockopt_adaptation_layer(sk, len, optval,  in sctp_getsockopt()
8145 		retval = sctp_getsockopt_context(sk, len, optval, optlen);  in sctp_getsockopt()
8148 		retval = sctp_getsockopt_fragment_interleave(sk, len, optval,  in sctp_getsockopt()
8152 		retval = sctp_getsockopt_partial_delivery_point(sk, len, optval,  in sctp_getsockopt()
8156 		retval = sctp_getsockopt_maxburst(sk, len, optval, optlen);  in sctp_getsockopt()
8165 		retval = sctp_getsockopt_hmac_ident(sk, len, optval, optlen);  in sctp_getsockopt()
8168 		retval = sctp_getsockopt_active_key(sk, len, optval, optlen);  in sctp_getsockopt()
8171 		retval = sctp_getsockopt_peer_auth_chunks(sk, len, optval,  in sctp_getsockopt()
8175 		retval = sctp_getsockopt_local_auth_chunks(sk, len, optval,  in sctp_getsockopt()
8179 		retval = sctp_getsockopt_assoc_number(sk, len, optval, optlen);  in sctp_getsockopt()
8182 		retval = sctp_getsockopt_assoc_ids(sk, len, optval, optlen);  in sctp_getsockopt()
8185 		retval = sctp_getsockopt_auto_asconf(sk, len, optval, optlen);  in sctp_getsockopt()
8188 		retval = sctp_getsockopt_paddr_thresholds(sk, optval, len,  in sctp_getsockopt()
8192 		retval = sctp_getsockopt_paddr_thresholds(sk, optval, len,  in sctp_getsockopt()
8196 		retval = sctp_getsockopt_assoc_stats(sk, len, optval, optlen);  in sctp_getsockopt()
8199 		retval = sctp_getsockopt_recvrcvinfo(sk, len, optval, optlen);  in sctp_getsockopt()
8202 		retval = sctp_getsockopt_recvnxtinfo(sk, len, optval, optlen);  in sctp_getsockopt()
8205 		retval = sctp_getsockopt_pr_supported(sk, len, optval, optlen);  in sctp_getsockopt()
8208 		retval = sctp_getsockopt_default_prinfo(sk, len, optval,  in sctp_getsockopt()
8212 		retval = sctp_getsockopt_pr_assocstatus(sk, len, optval,  in sctp_getsockopt()
8216 		retval = sctp_getsockopt_pr_streamstatus(sk, len, optval,  in sctp_getsockopt()
8220 		retval = sctp_getsockopt_reconfig_supported(sk, len, optval,  in sctp_getsockopt()
8224 		retval = sctp_getsockopt_enable_strreset(sk, len, optval,  in sctp_getsockopt()
8228 		retval = sctp_getsockopt_scheduler(sk, len, optval,  in sctp_getsockopt()
8232 		retval = sctp_getsockopt_scheduler_value(sk, len, optval,  in sctp_getsockopt()
8236 		retval = sctp_getsockopt_interleaving_supported(sk, len, optval,  in sctp_getsockopt()
8240 		retval = sctp_getsockopt_reuse_port(sk, len, optval, optlen);  in sctp_getsockopt()
8243 		retval = sctp_getsockopt_event(sk, len, optval, optlen);  in sctp_getsockopt()
8246 		retval = sctp_getsockopt_asconf_supported(sk, len, optval,  in sctp_getsockopt()
8250 		retval = sctp_getsockopt_auth_supported(sk, len, optval,  in sctp_getsockopt()
8254 		retval = sctp_getsockopt_ecn_supported(sk, len, optval, optlen);  in sctp_getsockopt()
8257 		retval = sctp_getsockopt_pf_expose(sk, len, optval, optlen);  in sctp_getsockopt()
8260 		retval = sctp_getsockopt_encap_port(sk, len, optval, optlen);  in sctp_getsockopt()
8263 		retval = sctp_getsockopt_probe_interval(sk, len, optval, optlen);  in sctp_getsockopt()