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Changed unused return type struct pbuf * into void for etharp_*_input().

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likewise 2004-01-22 21:17:18 +00:00
parent 94275444db
commit 5a9a11ae36
1 changed files with 6 additions and 8 deletions
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14
src/netif/etharp.c
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@ -464,7 +464,7 @@ update_arp_entry(struct netif *netif, struct ip_addr *ipaddr, struct eth_addr *e
* *
* @see pbuf_free() * @see pbuf_free()
*/ */
struct pbuf * void
etharp_ip_input(struct netif *netif, struct pbuf *p) etharp_ip_input(struct netif *netif, struct pbuf *p)
{ {
struct ethip_hdr *hdr; struct ethip_hdr *hdr;
@ -475,13 +475,13 @@ etharp_ip_input(struct netif *netif, struct pbuf *p)
/* source is on local network? */ /* source is on local network? */
if (!ip_addr_maskcmp(&(hdr->ip.src), &(netif->ip_addr), &(netif->netmask))) { if (!ip_addr_maskcmp(&(hdr->ip.src), &(netif->ip_addr), &(netif->netmask))) {
/* do nothing */ /* do nothing */
return NULL; return;
} }
LWIP_DEBUGF(ETHARP_DEBUG | DBG_TRACE, ("etharp_ip_input: updating ETHARP table.\n")); LWIP_DEBUGF(ETHARP_DEBUG | DBG_TRACE, ("etharp_ip_input: updating ETHARP table.\n"));
/* update ARP table, ask to insert entry */ /* update ARP table, ask to insert entry */
update_arp_entry(netif, &(hdr->ip.src), &(hdr->eth.src), ARP_INSERT_FLAG); update_arp_entry(netif, &(hdr->ip.src), &(hdr->eth.src), ARP_INSERT_FLAG);
return NULL; return;
} }
@ -500,7 +500,7 @@ etharp_ip_input(struct netif *netif, struct pbuf *p)
* *
* @see pbuf_free() * @see pbuf_free()
*/ */
struct pbuf * void
etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p) etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
{ {
struct etharp_hdr *hdr; struct etharp_hdr *hdr;
@ -511,7 +511,7 @@ etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
if (p->tot_len < sizeof(struct etharp_hdr)) { if (p->tot_len < sizeof(struct etharp_hdr)) {
LWIP_DEBUGF(ETHARP_DEBUG | DBG_TRACE | 1, ("etharp_arp_input: packet dropped, too short (%d/%d)\n", p->tot_len, sizeof(struct etharp_hdr))); LWIP_DEBUGF(ETHARP_DEBUG | DBG_TRACE | 1, ("etharp_arp_input: packet dropped, too short (%d/%d)\n", p->tot_len, sizeof(struct etharp_hdr)));
pbuf_free(p); pbuf_free(p);
return NULL; return;
} }
hdr = p->payload; hdr = p->payload;
@ -538,7 +538,7 @@ etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
if (netif->ip_addr.addr == 0) { if (netif->ip_addr.addr == 0) {
LWIP_DEBUGF(ETHARP_DEBUG | DBG_TRACE, ("etharp_arp_input: we are unconfigured, ARP request ignored.\n")); LWIP_DEBUGF(ETHARP_DEBUG | DBG_TRACE, ("etharp_arp_input: we are unconfigured, ARP request ignored.\n"));
pbuf_free(p); pbuf_free(p);
return NULL; return;
} }
/* ARP request for our address? */ /* ARP request for our address? */
if (for_us) { if (for_us) {
@ -599,8 +599,6 @@ etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
/* free ARP packet */ /* free ARP packet */
pbuf_free(p); pbuf_free(p);
p = NULL; p = NULL;
/* nothing to send, we did it! */
return NULL;
} }
/** /**