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eth/downloader: fix rollback issue on short chains

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Martin Holst Swende 2020-08-21 13:27:10 +02:00
parent a70a79b285
commit 9f7b79af00
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1 changed files with 2 additions and 0 deletions
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2
eth/downloader/downloader.go
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@ -1502,6 +1502,8 @@ func (d *Downloader) processHeaders(origin uint64, pivot uint64, td *big.Int) er
head := chunk[len(chunk)-1].Number.Uint64() head := chunk[len(chunk)-1].Number.Uint64()
if head-rollback > uint64(fsHeaderSafetyNet) { if head-rollback > uint64(fsHeaderSafetyNet) {
rollback = head - uint64(fsHeaderSafetyNet) rollback = head - uint64(fsHeaderSafetyNet)
} else {
rollback = 1
} }
} }
// Unless we're doing light chains, schedule the headers for associated content retrieval // Unless we're doing light chains, schedule the headers for associated content retrieval