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overdraft attack bug fix

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This commit is contained in:
p6rkdoye0n 2025-12-26 19:15:20 +09:00
parent 27b3a6087e
commit cf1461870b
1 changed files with 10 additions and 2 deletions
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12
core/txpool/legacypool/legacypool.go
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@ -568,10 +568,18 @@ func (pool *LegacyPool) validateTx(tx *types.Transaction) error {
FirstNonceGap: nil, // Pool allows arbitrary arrival order, don't invalidate nonce gaps FirstNonceGap: nil, // Pool allows arbitrary arrival order, don't invalidate nonce gaps
UsedAndLeftSlots: nil, // Pool has own mechanism to limit the number of transactions UsedAndLeftSlots: nil, // Pool has own mechanism to limit the number of transactions
ExistingExpenditure: func(addr common.Address) *big.Int { ExistingExpenditure: func(addr common.Address) *big.Int {
if list := pool.pending[addr]; list != nil { list := pool.pending[addr]
queue, ok := pool.queue.get(addr)
switch {
case list != nil && ok:
return new(big.Int).Add(list.totalcost.ToBig(), queue.totalcost.ToBig())
case list != nil:
return list.totalcost.ToBig() return list.totalcost.ToBig()
case ok:
return queue.totalcost.ToBig()
default:
return new(big.Int)
} }
return new(big.Int)
}, },
ExistingCost: func(addr common.Address, nonce uint64) *big.Int { ExistingCost: func(addr common.Address, nonce uint64) *big.Int {
if list := pool.pending[addr]; list != nil { if list := pool.pending[addr]; list != nil {