[SAL] fix the IPv4&v6 compiling issue. (#7938)

components/net/sal/src/sal_socket.c

@@ -1097,7 +1097,14 @@ int sal_ioctlsocket(int socket, long cmd, void *arg)
                     if (!strcmp(ifr->ifr_ifrn.ifrn_name, netdev->name))
                     {
                         addr_in = (struct sockaddr_in *)&(ifr->ifr_ifru.ifru_addr);
-                        addr_in->sin_addr.s_addr = netdev->ip_addr.addr;
+                    #if NETDEV_IPV4 && NETDEV_IPV6
+                        addr_in->sin_addr.s_addr = sock->netdev->ip_addr.u_addr.ip4.addr;
+                    #elif NETDEV_IPV4
+                        addr_in->sin_addr.s_addr = sock->netdev->ip_addr.addr;
+                    #elif NETDEV_IPV6
+                    #error "Do not only support IPV6"
+                    #endif /* NETDEV_IPV4 && NETDEV_IPV6 */
+
                         return 0;
                     }
                 }