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ethernetif.c: update netif->input calls to check return value. In older ports, it's a good idea to upgrade them, even if before, there could be another problem (access to an uninitialized mailbox).

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This commit is contained in:
fbernon
2007-03-22 09:09:27 +00:00
parent 776c01e60b
commit 5fff6e7ff8
2 changed files with 15 additions and 2 deletions
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12
src/netif/ethernetif.c
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@@ -237,7 +237,11 @@ ethernetif_input(struct netif *netif)
case ETHTYPE_IP:
case ETHTYPE_ARP:
/* full packet send to tcpip_thread to process */
pnetif->input( p, pnetif);
if (netif->input(p, netif)!=ERR_OK)
{ LWIP_DEBUGF(NETIF_DEBUG, ("ethernetif_init: IP input error\n"));
pbuf_free(p);
p = NULL;
}
break;
#else /* ETHARP_TCPIP_ETHINPUT */
@@ -252,7 +256,11 @@ ethernetif_input(struct netif *netif)
/* skip Ethernet header */
pbuf_header(p, -sizeof(struct eth_hdr));
/* pass to network layer */
netif->input(p, netif);
if (netif->input(p, netif)!=ERR_OK)
{ LWIP_DEBUGF(NETIF_DEBUG, ("ethernetif_init: IP input error\n"));
pbuf_free(p);
p = NULL;
}
break;
/* ARP packet? */