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discard packet when tcp_input error occurs. 

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@485 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
bernard.xiong 2010-03-14 12:47:44 +00:00
parent 6740422c84
commit b437fc5924
1 changed files with 5 additions and 1 deletions
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6
net/lwip/src/netif/ethernetif.c
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@ -64,7 +64,11 @@ err_t eth_input(struct pbuf *p, struct netif *inp)
case ETHTYPE_IP:
etharp_ip_input(inp, p);
pbuf_header(p, -((rt_int16_t)sizeof(struct eth_hdr)));
tcpip_input(p, inp);
if (tcpip_input(p, inp) != ERR_OK)
{
/* discard packet */
pbuf_free(p);
}
break;
case ETHTYPE_ARP: