309                               union lwip_sock_lastdata *lastdata);
310 …id free_socket_free_elements(int is_tcp, struct netconn *conn, union lwip_sock_lastdata *lastdata);
390   union lwip_sock_lastdata lastdata;  in done_socket()  local
401       freed = free_socket_locked(sock, is_tcp, &conn, &lastdata);  in done_socket()
407     free_socket_free_elements(is_tcp, conn, &lastdata);  in done_socket()
532       sockets[i].lastdata.pbuf = NULL;  in alloc_socket()
558                    union lwip_sock_lastdata *lastdata)  in free_socket_locked()  argument
571   *lastdata = sock->lastdata;  in free_socket_locked()
572   sock->lastdata.pbuf = NULL;  in free_socket_locked()
581 free_socket_free_elements(int is_tcp, struct netconn *conn, union lwip_sock_lastdata *lastdata)  in free_socket_free_elements()  argument
583   if (lastdata->pbuf != NULL) {  in free_socket_free_elements()
585       pbuf_free(lastdata->pbuf);  in free_socket_free_elements()
587       netbuf_delete(lastdata->netbuf);  in free_socket_free_elements()
607   union lwip_sock_lastdata lastdata;  in free_socket()  local
613   freed = free_socket_locked(sock, is_tcp, &conn, &lastdata);  in free_socket()
618     free_socket_free_elements(is_tcp, conn, &lastdata);  in free_socket()
807     LWIP_ASSERT("sock->lastdata == NULL", sock->lastdata.pbuf == NULL);  in lwip_close_internal()
968 …BUGF(SOCKETS_DEBUG, ("lwip_recv_tcp: top while sock->lastdata=%p\n", (void *)sock->lastdata.pbuf));  in lwip_recv_tcp()
970     if (sock->lastdata.pbuf) {  in lwip_recv_tcp()
971       p = sock->lastdata.pbuf;  in lwip_recv_tcp()
996       sock->lastdata.pbuf = p;  in lwip_recv_tcp()
1029         sock->lastdata.pbuf = pbuf_free_header(p, copylen);  in lwip_recv_tcp()
1030 …LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_recv_tcp: lastdata now pbuf=%p\n", (void *)sock->lastdata.pbuf));  in lwip_recv_tcp()
1032         sock->lastdata.pbuf = NULL;  in lwip_recv_tcp()
1136 …DEBUG, ("lwip_recvfrom_udp_raw[UDP/RAW]: top sock->lastdata=%p\n", (void *)sock->lastdata.netbuf));  in lwip_recvfrom_udp_raw()
1138   buf = sock->lastdata.netbuf;  in lwip_recvfrom_udp_raw()
1150     sock->lastdata.netbuf = buf;  in lwip_recvfrom_udp_raw()
1220     sock->lastdata.netbuf = NULL;  in lwip_recvfrom_udp_raw()
1930       void *lastdata = sock->lastdata.pbuf;  in lwip_selscan()  local
1938       if (readset_in && FD_ISSET(i, readset_in) && ((lastdata != NULL) || (rcvevent > 0))) {  in lwip_selscan()
2292         void* lastdata = sock->lastdata.pbuf;  in lwip_pollscan()  local
2319         if ((fds[fdi].events & POLLIN) != 0 && ((lastdata != NULL) || (rcvevent > 0))) {  in lwip_pollscan()
3851         if (sock->lastdata.netbuf) {  in lwip_ioctl()
3852           nb = sock->lastdata.netbuf;  in lwip_ioctl()
3860             sock->lastdata.netbuf = rxbuf;  in lwip_ioctl()
3877       if (sock->lastdata.netbuf) {  in lwip_ioctl()
3879           recv_avail += sock->lastdata.pbuf->tot_len;  in lwip_ioctl()
3881           recv_avail += sock->lastdata.netbuf->p->tot_len;  in lwip_ioctl()