4976     struct node_host *src_host, struct node_port *src_port,  in expand_label()  argument
4981 	expand_label_addr("$srcaddr", label, len, af, src_host);  in expand_label()
5275 	LOOP_THROUGH(struct node_host, src_host, src_hosts,  in expand_rule()
5285 		if ((r->af && src_host->af && r->af != src_host->af) ||  in expand_rule()
5287 		    (src_host->af && dst_host->af &&  in expand_rule()
5288 		    src_host->af != dst_host->af) ||  in expand_rule()
5289 		    (src_host->ifindex && dst_host->ifindex &&  in expand_rule()
5290 		    src_host->ifindex != dst_host->ifindex) ||  in expand_rule()
5291 		    (src_host->ifindex && *interface->ifname &&  in expand_rule()
5292 		    src_host->ifindex != if_nametoindex(interface->ifname)) ||  in expand_rule()
5296 		if (!r->af && src_host->af)  in expand_rule()
5297 			r->af = src_host->af;  in expand_rule()
5304 		else if (if_indextoname(src_host->ifindex, ifname))  in expand_rule()
5321 		    src_host, src_port, dst_host, dst_port, proto->proto);  in expand_rule()
5323 		    src_host, src_port, dst_host, dst_port, proto->proto);  in expand_rule()
5325 		    r->af, src_host, src_port, dst_host, dst_port,  in expand_rule()
5328 		error += check_netmask(src_host, r->af);  in expand_rule()
5333 		r->src.addr = src_host->addr;  in expand_rule()
5334 		r->src.neg = src_host->not;  in expand_rule()