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PPP, VJ compression enabled, fixed IP forward from PPP to Ethernet by allocating a PBUF_LINK instead of a PBUF_RAW if IP forwarding is enabled

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Sylvain Rochet 2014-04-12 01:23:57 +02:00
parent 4283ecf774
commit c0aef7dd6b
1 changed files with 8 additions and 0 deletions
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8
src/netif/ppp/vj.c
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@ -593,7 +593,15 @@ vj_uncompress_tcp(struct pbuf **nb, struct vjcompress *comp)
struct pbuf *np, *q;
u8_t *bufptr;
#if IP_FORWARD
/* If IP forwarding is enabled we are using a PBUF_LINK packet type so
* the packet is being allocated with enough header space to be
* forwarded (to Ethernet for example).
*/
np = pbuf_alloc(PBUF_LINK, n0->len + cs->cs_hlen, PBUF_POOL);
#else /* IP_FORWARD */
np = pbuf_alloc(PBUF_RAW, n0->len + cs->cs_hlen, PBUF_POOL);
#endif /* IP_FORWARD */
if(!np) {
PPPDEBUG(LOG_WARNING, ("vj_uncompress_tcp: realign failed\n"));
goto bad;