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p2p/discover: waitForNodes hangs on RespCount=0 from peer (#35043)

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The first NODES response sets total = min(int(response.RespCount),
totalNodesResponseLimit), With RespCount=0, total=0 but receive become
1; receive == count is never satisfied.
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cui 2026-05-26 20:18:47 +08:00 committed by GitHub
parent ca1a027fae
commit 9429725d2d
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2
p2p/discover/v5_udp.go
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@ -464,7 +464,7 @@ func (t *UDPv5) waitForNodes(c *callV5, distances []uint) ([]*enode.Node, error)
if total == -1 { if total == -1 {
total = min(int(response.RespCount), totalNodesResponseLimit) total = min(int(response.RespCount), totalNodesResponseLimit)
} }
if received++; received == total { if received++; received >= total {
return nodes, nil return nodes, nil
} }
case err := <-c.err: case err := <-c.err: