core: fix datarace in txpool, fixes #25870 and #25869 (#25872)

core: fix datarace in txpool pendingnoce, fixes #25870
2022-09-26 11:34:15 +02:00 · 2022-09-26 11:34:15 +02:00 · e004e7d256
commit e004e7d256
parent a3c6d1d9b6
1 changed files with 3 additions and 0 deletions
--- a/core/tx_pool.go
+++ b/core/tx_pool.go
@ -463,6 +463,9 @@ func (pool *TxPool) SetGasPrice(price *big.Int) {
 // Nonce returns the next nonce of an account, with all transactions executable
 // by the pool already applied on top.
 func (pool *TxPool) Nonce(addr common.Address) uint64 {
+	pool.mu.RLock()
+	defer pool.mu.RUnlock()
+
 	return pool.pendingNonces.get(addr)
 }