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do not allocated pbuf of more than pcb->peer_mru instead of PPP_MRU, to save some memory

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This commit is contained in:
Sylvain Rochet 2012-06-18 15:07:48 +02:00
parent 4a7f2ffc5e
commit 1b586b69bc
3 changed files with 3 additions and 3 deletions
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2
src/netif/ppp/eap.c
View File

@ -694,7 +694,7 @@ eap_state *esp;
}
/* FIXME: improve buffer size */
p = pbuf_alloc(PBUF_RAW, (u16_t)(PPP_MRU+PPP_HDRLEN), PBUF_RAM);
p = pbuf_alloc(PBUF_RAW, (u16_t)(pcb->peer_mru+PPP_HDRLEN), PBUF_RAM);
if(NULL == p)
return;

2
src/netif/ppp/fsm.c
View File

@ -707,7 +707,7 @@ static void fsm_sconfreq(fsm *f, int retransmit) {
f->seen_ack = 0;
/* FIXME: improve buffer size */
p = pbuf_alloc(PBUF_RAW, (u16_t)(PPP_MRU+PPP_HDRLEN), PBUF_RAM);
p = pbuf_alloc(PBUF_RAW, (u16_t)(pcb->peer_mru+PPP_HDRLEN), PBUF_RAM);
if(NULL == p)
return;

2
src/netif/ppp/ppp.h
View File

@ -318,7 +318,7 @@ struct ppp_pcb_s {
eap_state eap;
#endif /* EAP_SUPPORT */
int peer_mru; /* currently negotiated peer MRU (per unit) */
int peer_mru; /* currently negotiated peer MRU */
fsm lcp_fsm; /* LCP fsm structure */
lcp_options lcp_wantoptions; /* Options that we want to request */