mirror/lwip
1
0
Fork 0
mirror of https://github.com/lwip-tcpip/lwip.git synced 2024-07-02 19:08:57 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fixed bug #27851 (TCP_EVENT_RECV(pcb, NULL,...) results in unreachable code warning) by calling tcp_recv_null if pcb->recv is null.

Browse Source
This commit is contained in:
goldsimon 2009-11-22 16:17:55 +00:00
parent 6d22c38e59
commit 10edf64873
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
src/include/lwip/tcp.h
View File

@ -489,11 +489,7 @@ err_t lwip_tcp_event(void *arg, struct tcp_pcb *pcb,
if((pcb)->recv != NULL) { \
(ret) = (pcb)->recv((pcb)->callback_arg,(pcb),(p),(err)); \
} else { \
(ret) = ERR_OK; \
if (p != NULL) { \
tcp_recved((pcb), ((struct pbuf*)(p))->tot_len); \
pbuf_free(p); \
} \
(ret) = tcp_recv_null(NULL, (pcb), (p), (err)); \
} \
} while (0)
@ -587,6 +583,10 @@ void tcp_zero_window_probe(struct tcp_pcb *pcb);
u16_t tcp_eff_send_mss(u16_t sendmss, struct ip_addr *addr);
#endif /* TCP_CALCULATE_EFF_SEND_MSS */
#if LWIP_CALLBACK_API
err_t tcp_recv_null(void *arg, struct tcp_pcb *pcb, struct pbuf *p, err_t err);
#endif /* LWIP_CALLBACK_API */
extern struct tcp_pcb *tcp_input_pcb;
extern u32_t tcp_ticks;