sockets.c, lwip_socket_drop_registered_mld6_memberships: Remove membership from socket_ipv6_multicast_memberships even if netif cannot be found

This commit is contained in:
Dirk Ziegelmeier 2017-08-21 09:30:23 +02:00
parent 3bdb34886c
commit d0e0afb46a

View File

@ -3696,13 +3696,12 @@ lwip_socket_drop_registered_mld6_memberships(int s)
struct netif *netif;
ip_addr_copy_from_ip6(multi_addr, socket_ipv6_multicast_memberships[i].multi_addr);
netif = netif_get_by_index((u8_t)socket_ipv6_multicast_memberships[i].if_idx);
if (netif == NULL) {
return;
}
socket_ipv6_multicast_memberships[i].sock = NULL;
socket_ipv6_multicast_memberships[i].if_idx = NETIF_NO_INDEX;
ip6_addr_set_zero(&socket_ipv6_multicast_memberships[i].multi_addr);
if (netif == NULL) {
return;
}
/* fixme: need netconn_join_leave_group that takes netif as argument */
netconn_join_leave_group(sock->conn, &multi_addr, netif_ip_addr6(netif, 0), NETCONN_LEAVE);
}