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LWIP - fixed TCP panic when shutting down

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- listening sockets do not handle some callbacks
This commit is contained in:
Tomas Hruby 2012-10-14 20:18:12 +00:00 committed by Lionel Sambuc
parent 566af1516a
commit f6b5201f64
1 changed files with 6 additions and 4 deletions
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10
servers/lwip/tcp.c
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@ -156,10 +156,12 @@ static void tcp_op_close(struct socket * sock, __unused message * m)
int err;
/* we are not able to handle any callback anymore */
tcp_arg((struct tcp_pcb *)sock->pcb, NULL);
tcp_err((struct tcp_pcb *)sock->pcb, NULL);
tcp_sent((struct tcp_pcb *)sock->pcb, NULL);
tcp_recv((struct tcp_pcb *)sock->pcb, NULL);
if (((struct tcp_pcb *)sock->pcb)->state != LISTEN) {
tcp_arg((struct tcp_pcb *)sock->pcb, NULL);
tcp_err((struct tcp_pcb *)sock->pcb, NULL);
tcp_sent((struct tcp_pcb *)sock->pcb, NULL);
tcp_recv((struct tcp_pcb *)sock->pcb, NULL);
}
err = tcp_close(sock->pcb);
assert(err == ERR_OK);