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etharp_query() has error return type now. Matched dhcp.c with this change.

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Added debug messages in other places.
This commit is contained in:
likewise
2003-04-01 14:02:50 +00:00
parent 132b09ce09
commit 1a72feb128
9 changed files with 40 additions and 29 deletions
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10
src/core/dhcp.c
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@@ -154,19 +154,13 @@ static void dhcp_handle_nak(struct netif *netif) {
static void dhcp_check(struct netif *netif)
{
struct dhcp *dhcp = netif->dhcp;
struct pbuf *p;
err_t result;
u16_t msecs;
DEBUGF(DHCP_DEBUG | DBG_TRACE, ("dhcp_check()\n"));
/* create an ARP query for the offered IP address, expecting that no host
responds, as the IP address should not be in use. */
p = etharp_query(netif, &dhcp->offered_ip_addr, NULL);
if (p != NULL) {
DEBUGF(DHCP_DEBUG | DBG_TRACE, ("dhcp_check(): sending ARP request len %u\n", p->tot_len));
result = netif->linkoutput(netif, p);
pbuf_free(p);
p = NULL;
} else {
result = etharp_query(netif, &dhcp->offered_ip_addr, NULL);
if (result != ERR_OK) {
DEBUGF(DHCP_DEBUG | DBG_TRACE | 2, ("dhcp_check: could not perform ARP query\n"));
}
dhcp->tries++;