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eth/protocols/eth: handle Count Zero

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Martin Holst Swende 2024-08-15 15:00:22 +02:00
parent c35684709c
commit 08bb58b482
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1 changed files with 3 additions and 0 deletions
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eth/protocols/eth/handlers.go
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@ -144,6 +144,9 @@ func serviceContiguousBlockHeaderQuery(chain *core.BlockChain, query *GetBlockHe
if count > maxHeadersServe { if count > maxHeadersServe {
count = maxHeadersServe count = maxHeadersServe
} }
if count == 0 {
return nil
}
if query.Origin.Hash == (common.Hash{}) { if query.Origin.Hash == (common.Hash{}) {
// Number mode, just return the canon chain segment. The backend // Number mode, just return the canon chain segment. The backend
// delivers in [N, N-1, N-2..] descending order, so we need to // delivers in [N, N-1, N-2..] descending order, so we need to