diff options
| -rw-r--r-- | extras/mini-os/lwip-net.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/extras/mini-os/lwip-net.c b/extras/mini-os/lwip-net.c index da4f1fd209..2e68279c6f 100644 --- a/extras/mini-os/lwip-net.c +++ b/extras/mini-os/lwip-net.c @@ -206,13 +206,16 @@ netfront_input(struct netif *netif, unsigned char* data, int len) /* skip Ethernet header */ pbuf_header(p, -(s16)sizeof(struct eth_hdr)); /* pass to network layer */ - tcpip_input(p, netif); + if (tcpip_input(p, netif) == ERR_MEM) + /* Could not store it, drop */ + pbuf_free(p); break; case ETHTYPE_ARP: /* pass p to ARP module */ etharp_arp_input(netif, (struct eth_addr *) netif->hwaddr, p); break; + default: pbuf_free(p); p = NULL; |