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eth, miner: fetch pending block/state in on go (data race)

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Péter Szilágyi
2016-03-16 11:20:02 +02:00
parent 2855a93ede
commit 0228fb57cd
3 changed files with 10 additions and 17 deletions
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6
eth/api.go
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@ -56,7 +56,8 @@ const defaultGas = uint64(90000)
func blockByNumber(m *miner.Miner, bc *core.BlockChain, blockNr rpc.BlockNumber) *types.Block {
// Pending block is only known by the miner
if blockNr == rpc.PendingBlockNumber {
return m.PendingBlock()
block, _ := m.Pending()
return block
}
// Otherwise resolve and return the block
if blockNr == rpc.LatestBlockNumber {
@ -72,7 +73,8 @@ func blockByNumber(m *miner.Miner, bc *core.BlockChain, blockNr rpc.BlockNumber)
func stateAndBlockByNumber(m *miner.Miner, bc *core.BlockChain, blockNr rpc.BlockNumber, chainDb ethdb.Database) (*state.StateDB, *types.Block, error) {
// Pending state is only known by the miner
if blockNr == rpc.PendingBlockNumber {
return m.PendingState(), m.PendingBlock(), nil
block, state := m.Pending()
return state, block, nil
}
// Otherwise resolve the block number and return its state
block := blockByNumber(m, bc, blockNr)