net/sunrpc/svcsock.c

156 static void svc_set_cmsg_data(struct svc_rqst *rqstp, struct cmsghdr *cmh)
162 			struct in_pktinfo *pki = CMSG_DATA(cmh);
164 			cmh->cmsg_level = SOL_IP;
165 			cmh->cmsg_type = IP_PKTINFO;
169 			cmh->cmsg_len = CMSG_LEN(sizeof(*pki));
174 			struct in6_pktinfo *pki = CMSG_DATA(cmh);
177 			cmh->cmsg_level = SOL_IPV6;
178 			cmh->cmsg_type = IPV6_PKTINFO;
181 			cmh->cmsg_len = CMSG_LEN(sizeof(*pki));
501 				     struct cmsghdr *cmh)
503 	struct in_pktinfo *pki = CMSG_DATA(cmh);
506 	if (cmh->cmsg_type != IP_PKTINFO)
518 				     struct cmsghdr *cmh)
520 	struct in6_pktinfo *pki = CMSG_DATA(cmh);
523 	if (cmh->cmsg_type != IPV6_PKTINFO)
540 				    struct cmsghdr *cmh)
542 	switch (cmh->cmsg_level) {
544 		return svc_udp_get_dest_address4(rqstp, cmh);
546 		return svc_udp_get_dest_address6(rqstp, cmh);
572 	struct cmsghdr *cmh = &buffer.hdr;
575 		.msg_control = cmh,
618 	if (!svc_udp_get_dest_address(rqstp, cmh))
666 			     cmh->cmsg_level, cmh->cmsg_type);
695 	struct cmsghdr *cmh = &buffer.hdr;
699 		.msg_control	= cmh,
709 	svc_set_cmsg_data(rqstp, cmh);