1934 				       struct net_device *dev_out,  in __mkroute_output()  argument
1944 	in_dev = __in_dev_get_rcu(dev_out);  in __mkroute_output()
1949 		if (ipv4_is_loopback(fl4->saddr) && !(dev_out->flags & IFF_LOOPBACK))  in __mkroute_output()
1959 	if (dev_out->flags & IFF_LOOPBACK)  in __mkroute_output()
2018 	rth = rt_dst_alloc(dev_out,  in __mkroute_output()
2027 	rth->rt_genid = rt_genid_ipv4(dev_net(dev_out));  in __mkroute_output()
2043 		    !(dev_out->flags & IFF_LOOPBACK)) {  in __mkroute_output()
2069 	struct net_device *dev_out = NULL;  in __ip_route_output_key()  local
2107 			dev_out = __ip_dev_find(net, fl4->saddr, false);  in __ip_route_output_key()
2108 			if (!dev_out)  in __ip_route_output_key()
2126 			fl4->flowi4_oif = dev_out->ifindex;  in __ip_route_output_key()
2139 		dev_out = dev_get_by_index_rcu(net, fl4->flowi4_oif);  in __ip_route_output_key()
2141 		if (!dev_out)  in __ip_route_output_key()
2145 		if (!(dev_out->flags & IFF_UP) || !__in_dev_get_rcu(dev_out)) {  in __ip_route_output_key()
2152 				fl4->saddr = inet_select_addr(dev_out, 0,  in __ip_route_output_key()
2158 				fl4->saddr = inet_select_addr(dev_out, 0,  in __ip_route_output_key()
2161 				fl4->saddr = inet_select_addr(dev_out, 0,  in __ip_route_output_key()
2170 		dev_out = net->loopback_dev;  in __ip_route_output_key()
2200 				fl4->saddr = inet_select_addr(dev_out, 0,  in __ip_route_output_key()
2216 		dev_out = net->loopback_dev;  in __ip_route_output_key()
2217 		fl4->flowi4_oif = dev_out->ifindex;  in __ip_route_output_key()
2235 	dev_out = FIB_RES_DEV(res);  in __ip_route_output_key()
2236 	fl4->flowi4_oif = dev_out->ifindex;  in __ip_route_output_key()
2240 	rth = __mkroute_output(&res, fl4, orig_oif, dev_out, flags);  in __ip_route_output_key()