diff options
| -rw-r--r-- | net/lwip/src/netif/ethernetif.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/lwip/src/netif/ethernetif.c b/net/lwip/src/netif/ethernetif.c index 45eb9df12b..f8d449856f 100644 --- a/net/lwip/src/netif/ethernetif.c +++ b/net/lwip/src/netif/ethernetif.c @@ -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:
|