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Check that tcp_abort/tcp_abandon isn't called for listen-pcbs

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This commit is contained in:
goldsimon 2010-04-21 19:55:14 +00:00
parent d2c632fb18
commit 49e8e28cf6
1 changed files with 3 additions and 2 deletions
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5
src/core/tcp.c
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@ -317,7 +317,9 @@ tcp_abandon(struct tcp_pcb *pcb, int reset)
#endif /* LWIP_CALLBACK_API */ #endif /* LWIP_CALLBACK_API */
void *errf_arg; void *errf_arg;
/* pcb->state LISTEN not allowed here */
LWIP_ASSERT("don't call tcp_abort/tcp_abandon for listen-pcbs",
pcb->state != LISTEN);
/* Figure out on which TCP PCB list we are, and remove us. If we /* Figure out on which TCP PCB list we are, and remove us. If we
are in an active state, call the receive function associated with are in an active state, call the receive function associated with
the PCB with a NULL argument, and send an RST to the remote end. */ the PCB with a NULL argument, and send an RST to the remote end. */
@ -325,7 +327,6 @@ tcp_abandon(struct tcp_pcb *pcb, int reset)
tcp_pcb_remove(&tcp_tw_pcbs, pcb); tcp_pcb_remove(&tcp_tw_pcbs, pcb);
memp_free(MEMP_TCP_PCB, pcb); memp_free(MEMP_TCP_PCB, pcb);
} else { } else {
/* @todo: pcb->state, LISTEN not allowed */
seqno = pcb->snd_nxt; seqno = pcb->snd_nxt;
ackno = pcb->rcv_nxt; ackno = pcb->rcv_nxt;
ip_addr_copy(local_ip, pcb->local_ip); ip_addr_copy(local_ip, pcb->local_ip);