481 	u8 *val;  in dccp_setsockopt_ccid()  local
487 	val = memdup_user(optval, optlen);  in dccp_setsockopt_ccid()
488 	if (IS_ERR(val))  in dccp_setsockopt_ccid()
489 		return PTR_ERR(val);  in dccp_setsockopt_ccid()
493 		rc = dccp_feat_register_sp(sk, DCCPF_CCID, 1, val, optlen);  in dccp_setsockopt_ccid()
496 		rc = dccp_feat_register_sp(sk, DCCPF_CCID, 0, val, optlen);  in dccp_setsockopt_ccid()
499 	kfree(val);  in dccp_setsockopt_ccid()
507 	int val, err = 0;  in do_dccp_setsockopt()  local
526 	if (get_user(val, (int __user *)optval))  in do_dccp_setsockopt()
530 		return dccp_setsockopt_service(sk, val, optval, optlen);  in do_dccp_setsockopt()
538 			dp->dccps_server_timewait = (val != 0);  in do_dccp_setsockopt()
541 		err = dccp_setsockopt_cscov(sk, val, false);  in do_dccp_setsockopt()
544 		err = dccp_setsockopt_cscov(sk, val, true);  in do_dccp_setsockopt()
549 		else if (val < 0 || val >= DCCPQ_POLICY_MAX)  in do_dccp_setsockopt()
552 			dp->dccps_qpolicy = val;  in do_dccp_setsockopt()
555 		if (val < 0)  in do_dccp_setsockopt()
558 			dp->dccps_tx_qlen = val;  in do_dccp_setsockopt()
626 	int val, len;  in do_dccp_getsockopt()  local
644 		val = dp->dccps_mss_cache;  in do_dccp_getsockopt()
649 		val = ccid_get_current_tx_ccid(dp);  in do_dccp_getsockopt()
650 		if (val < 0)  in do_dccp_getsockopt()
654 		val = ccid_get_current_rx_ccid(dp);  in do_dccp_getsockopt()
655 		if (val < 0)  in do_dccp_getsockopt()
659 		val = dp->dccps_server_timewait;  in do_dccp_getsockopt()
662 		val = dp->dccps_pcslen;  in do_dccp_getsockopt()
665 		val = dp->dccps_pcrlen;  in do_dccp_getsockopt()
668 		val = dp->dccps_qpolicy;  in do_dccp_getsockopt()
671 		val = dp->dccps_tx_qlen;  in do_dccp_getsockopt()
683 	len = sizeof(val);  in do_dccp_getsockopt()
684 	if (put_user(len, optlen) || copy_to_user(optval, &val, len))  in do_dccp_getsockopt()