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loopif_output(): use pbuf_copy() to copy the pbuf to reduce code size

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goldsimon 2007-06-08 17:24:58 +00:00
parent 945460c67e
commit 8e65fb920f
1 changed files with 6 additions and 9 deletions
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15
src/netif/loopif.c
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@ -125,8 +125,8 @@ loopif_output(struct netif *netif, struct pbuf *p,
SYS_ARCH_DECL_PROTECT(lev);
struct loopif_private *priv;
#endif /* LWIP_LOOPIF_MULTITHREADING */
struct pbuf *q, *r;
u8_t *ptr;
struct pbuf *r;
err_t err;
LWIP_UNUSED_ARG(ipaddr);
@ -137,13 +137,10 @@ loopif_output(struct netif *netif, struct pbuf *p,
}
/* Copy the whole pbuf queue p into the single pbuf r */
/* @todo: - extend this so that r can be a pbuf list also
* - could use pbuf_copy() for that!
*/
ptr = r->payload;
for(q = p; q != NULL; q = q->next) {
MEMCPY(ptr, q->payload, q->len);
ptr += q->len;
if ((err = pbuf_copy(r, p)) != ERR_OK) {
pbuf_free(r);
r = NULL;
return err;
}
#if LWIP_LOOPIF_MULTITHREADING