- Update TCP cached information only after updating adapter information
(so that TCPUpdateInterfaceIPInformation/TCPUpdateInterfaceLinkStatus
gets new status)
- Call netif_set_link_up/netif_set_link_down in TCPUpdateInterfaceLinkStatus
This fixes a lwIP requirement:
2007-07-13 Jared Grubb (integrated by Frédéric Bernon)
* [...] Be carefull for port maintainers to add the NETIF_FLAG_LINK_UP
flag (like in ethernetif.c) if you want to be sure to be compatible with
future changes...