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Remove superfluous local variable in raw.c

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This commit is contained in:
Dirk Ziegelmeier 2016-11-05 15:13:57 +01:00
parent b6f32caaad
commit 54d76ffd6d
1 changed files with 6 additions and 7 deletions
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13
src/core/raw.c
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@ -280,7 +280,6 @@ raw_sendto(struct raw_pcb *pcb, struct pbuf *p, const ip_addr_t *ipaddr)
const ip_addr_t *src_ip;
struct pbuf *q; /* q will be sent down the stack */
s16_t header_size;
const ip_addr_t *dst_ip = ipaddr;
if ((pcb == NULL) || (ipaddr == NULL) || !IP_ADDR_PCB_VERSION_MATCH(pcb, ipaddr)) {
return ERR_VAL;
@ -321,10 +320,10 @@ raw_sendto(struct raw_pcb *pcb, struct pbuf *p, const ip_addr_t *ipaddr)
}
}
netif = ip_route(&pcb->local_ip, dst_ip);
netif = ip_route(&pcb->local_ip, ipaddr);
if (netif == NULL) {
LWIP_DEBUGF(RAW_DEBUG | LWIP_DBG_LEVEL_WARNING, ("raw_sendto: No route to "));
ip_addr_debug_print(RAW_DEBUG | LWIP_DBG_LEVEL_WARNING, dst_ip);
ip_addr_debug_print(RAW_DEBUG | LWIP_DBG_LEVEL_WARNING, ipaddr);
/* free any temporary header pbuf allocated by pbuf_header() */
if (q != p) {
pbuf_free(q);
@ -349,7 +348,7 @@ raw_sendto(struct raw_pcb *pcb, struct pbuf *p, const ip_addr_t *ipaddr)
if (ip_addr_isany(&pcb->local_ip)) {
/* use outgoing network interface IP address as source address */
src_ip = ip_netif_get_local_ip(netif, dst_ip);
src_ip = ip_netif_get_local_ip(netif, ipaddr);
#if LWIP_IPV6
if (src_ip == NULL) {
if (q != p) {
@ -366,15 +365,15 @@ raw_sendto(struct raw_pcb *pcb, struct pbuf *p, const ip_addr_t *ipaddr)
#if LWIP_IPV6
/* If requested, based on the IPV6_CHECKSUM socket option per RFC3542,
compute the checksum and update the checksum in the payload. */
if (IP_IS_V6(dst_ip) && pcb->chksum_reqd) {
u16_t chksum = ip6_chksum_pseudo(p, pcb->protocol, p->tot_len, ip_2_ip6(src_ip), ip_2_ip6(dst_ip));
if (IP_IS_V6(ipaddr) && pcb->chksum_reqd) {
u16_t chksum = ip6_chksum_pseudo(p, pcb->protocol, p->tot_len, ip_2_ip6(src_ip), ip_2_ip6(ipaddr));
LWIP_ASSERT("Checksum must fit into first pbuf", p->len >= (pcb->chksum_offset + 2));
SMEMCPY(((u8_t *)p->payload) + pcb->chksum_offset, &chksum, sizeof(u16_t));
}
#endif
NETIF_SET_HWADDRHINT(netif, &pcb->addr_hint);
err = ip_output_if(q, src_ip, dst_ip, pcb->ttl, pcb->tos, pcb->protocol, netif);
err = ip_output_if(q, src_ip, ipaddr, pcb->ttl, pcb->tos, pcb->protocol, netif);
NETIF_SET_HWADDRHINT(netif, NULL);
/* did we chain a header earlier? */