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les/handler: avoid lookup missing state

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Martin Holst Swende 2019-06-12 10:57:00 +02:00
parent 50e3795eef
commit 3675b8545d
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1 changed files with 4 additions and 0 deletions
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4
les/handler.go
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@ -868,6 +868,10 @@ func (pm *ProtocolManager) handleMsg(p *peer) error {
} }
root = header.Root root = header.Root
} }
// If a header lookup failed (non existent), ignore subsequent requests for the same header
if root == (common.Hash{}) {
continue
}
// Open the account or storage trie for the request // Open the account or storage trie for the request
statedb := pm.blockchain.StateCache() statedb := pm.blockchain.StateCache()