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Eth JSON-RPC: eth_estimateGas: fix gas estimation by actually making it run. #9564

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Oct 29, 2022
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Eth JSON-RPC: eth_estimateGas: fix gas estimation by actually making it run. #9564

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4 changes: 4 additions & 0 deletions node/impl/full/eth.go
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Original file line number Diff line number Diff line change
Expand Up @@ -605,6 +605,10 @@ func (a *EthModule) EthEstimateGas(ctx context.Context, tx api.EthCall) (api.Eth
return api.EthUint64(0), err
}

// Set the gas limit to the zero sentinel value, which makes
// gas estimation actually run.
msg.GasLimit = 0

msg, err = a.GasAPI.GasEstimateMessageGas(ctx, msg, nil, types.EmptyTSK)
if err != nil {
return api.EthUint64(0), err
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