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prevent rcv_wnd wrapping in tcp_recved.patch #2201

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This commit is contained in:
jani 2003-11-05 08:32:25 +00:00
parent 2b6f48cc09
commit 1d61ebaa36
1 changed files with 3 additions and 2 deletions
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5
src/core/tcp.c
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@ -442,9 +442,10 @@ tcp_listen(struct tcp_pcb *pcb)
void void
tcp_recved(struct tcp_pcb *pcb, u16_t len) tcp_recved(struct tcp_pcb *pcb, u16_t len)
{ {
pcb->rcv_wnd += len; if ((u32_t)pcb->rcv_wnd + len > TCP_WND) {
if (pcb->rcv_wnd > TCP_WND) {
pcb->rcv_wnd = TCP_WND; pcb->rcv_wnd = TCP_WND;
} else {
pcb->rcv_wnd += len;
} }
if (!(pcb->flags & TF_ACK_DELAY) && if (!(pcb->flags & TF_ACK_DELAY) &&
!(pcb->flags & TF_ACK_NOW)) { !(pcb->flags & TF_ACK_NOW)) {