taglinefilesource code
SS_FREE132net/socket.cif (sock->state != SS_FREE && SOCK_INODE(sock) == inode)
SS_FREE157net/socket.cif (sock->state == SS_FREE) {
SS_FREE176net/socket.csock->state = SS_FREE;
SS_FREE231net/socket.csock->state = SS_FREE;    /* this really releases us */
SS_FREE952net/socket.csock->state = SS_FREE;