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Bug #28917: don't increase error counters for icmp echo response

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This commit is contained in:
goldsimon 2010-02-16 20:38:35 +00:00
parent c637441f52
commit 16a63c6554
1 changed files with 4 additions and 0 deletions
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4
src/core/ipv4/icmp.c
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@ -101,6 +101,10 @@ icmp_input(struct pbuf *p, struct netif *inp)
code = *(((u8_t *)p->payload)+1); code = *(((u8_t *)p->payload)+1);
#endif /* LWIP_DEBUG */ #endif /* LWIP_DEBUG */
switch (type) { switch (type) {
case ICMP_ER:
/* This is OK, echo reply might have been parsed by a raw PCB
(as obviously, an echo request has been sent, too). */
break;
case ICMP_ECHO: case ICMP_ECHO:
#if !LWIP_MULTICAST_PING || !LWIP_BROADCAST_PING #if !LWIP_MULTICAST_PING || !LWIP_BROADCAST_PING
{ {