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conn: windows: set count=0 on retry

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When retrying, if count is not 0, we forget to dequeue another request,
and so the ring fills up and errors out.

Reported-by: Sascha Dierberg <dierberg@dresearch-fe.de>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Jason A. Donenfeld 2021-05-11 16:47:17 +02:00
parent 9844c74f67
commit 5846b62283
1 changed files with 1 additions and 0 deletions
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1
conn/bind_windows.go
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@ -357,6 +357,7 @@ func (bind *afWinRingBind) Receive(buf []byte, isOpen *uint32) (int, Endpoint, e
var count uint32 var count uint32
var results [1]winrio.Result var results [1]winrio.Result
retry: retry:
count = 0
for tries := 0; count == 0 && tries < receiveSpins; tries++ { for tries := 0; count == 0 && tries < receiveSpins; tries++ {
if tries > 0 { if tries > 0 {
if atomic.LoadUint32(isOpen) != 1 { if atomic.LoadUint32(isOpen) != 1 {