From: Joan Lledó <[email protected]>
---
lwip/iioctl-ops.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/lwip/iioctl-ops.c b/lwip/iioctl-ops.c
index a9e382ee..fcdca865 100644
--- a/lwip/iioctl-ops.c
+++ b/lwip/iioctl-ops.c
@@ -456,7 +456,14 @@ lwip_S_iioctl_siocdifaddr (struct sock_user * user,
const ifname_t ifnam,
sockaddr_t addr)
{
- return EOPNOTSUPP;
+ /* To delete an address, we set it to ADDR_NONE.
+ * That will remove the netmask and the gateway as well.
+ */
+ struct sockaddr_in sin;
+ sin.sin_family = AF_INET;
+ sin.sin_addr.s_addr = INADDR_NONE;
+
+ return siocsifXaddr (user, ifnam, (struct sockaddr *) &sin, ADDR);
}
/* 33 SIOCGIFADDR -- Get address of a network interface. */
--
2.50.1
