add sign tx arr mux

transaction/signedTx.go

@@ -161,9 +161,13 @@ func signedTxFunc() (*types.Transaction, error) {
 			}
 			txcache.Add(signedTx.Hash().Hex(), t.sender.Hex())
 			atomic.AddInt32(&batchSignCount, 1)
+			Add(signedTx)
+		}
+	}
+}
+
+func Add(signedTx *types.Transaction) {
 	signTranArr.mux.Lock()
 	defer signTranArr.mux.Unlock()
 	signTranArr.TranArr = append(signTranArr.TranArr, signedTx)
-		}
-	}
 }