diff --git a/stack/ipv4/af_inet.c b/stack/ipv4/af_inet.c
index 8b394be..18754cf 100644
--- a/stack/ipv4/af_inet.c
+++ b/stack/ipv4/af_inet.c
@@ -239,7 +239,16 @@ static void rt_ip_ifup(struct rtnet_device *rtdev,
int i;
- rt_ip_route_del_all(rtdev); /* cleanup routing table */
+ /* Only delete our own address if the new address is
+ on the same subnet */
+ if (rtdev->broadcast_ip == up_cmd->args.up.broadcast_ip)
+ rt_ip_route_del_host(rtdev->local_ip, rtdev);
+ else
+ rt_ip_route_del_all(rtdev); /* cleanup routing table */
+
+ /* Delete our loopback route for the device */
+ if ((tmp = rtdev_get_loopback()) != NULL)
+ rt_ip_route_del_host(rtdev->local_ip, tmp);
if (up_cmd->args.up.ip_addr != 0xFFFFFFFF) {
rtdev->local_ip = up_cmd->args.up.ip_addr;
--
1.7.5.4
--
/Jesper
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