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Do no longer try to free pbuf when TCP_EVENT_RECV() is called without a callback handler, and without packet.

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The standard HTTP server failed on this (as reported by three users).
This commit is contained in:
likewise 2004-09-08 22:33:46 +00:00
parent fae709d9ea
commit 89abd1f58e
1 changed files with 1 additions and 1 deletions
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src/include/lwip/tcp.h
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@ -375,7 +375,7 @@ err_t lwip_tcp_event(void *arg, struct tcp_pcb *pcb,
#define TCP_EVENT_RECV(pcb,p,err,ret) \ #define TCP_EVENT_RECV(pcb,p,err,ret) \
if((pcb)->recv != NULL) \ if((pcb)->recv != NULL) \
{ ret = (pcb)->recv((pcb)->callback_arg,(pcb),(p),(err)); } else { \ { ret = (pcb)->recv((pcb)->callback_arg,(pcb),(p),(err)); } else { \
pbuf_free(p); } if (p) pbuf_free(p); }
#define TCP_EVENT_CONNECTED(pcb,err,ret) \ #define TCP_EVENT_CONNECTED(pcb,err,ret) \
if((pcb)->connected != NULL) \ if((pcb)->connected != NULL) \
(ret = (pcb)->connected((pcb)->callback_arg,(pcb),(err))) (ret = (pcb)->connected((pcb)->callback_arg,(pcb),(err)))