Remove some copying (#19691)

2021-09-08 19:32:38 +03:00
parent 007fb3abe5
commit 3a8c678f62
2 changed files with 6 additions and 10 deletions
--- a/core/src/banking_stage.rs
+++ b/core/src/banking_stage.rs
@ -1016,16 +1016,12 @@ impl BankingStage {
        valid_txs: &[TransactionCheckResult],
        transaction_indexes: &[usize],
    ) -> Vec<usize> {
-        let valid_transactions = valid_txs
+        valid_txs
            .iter()
            .enumerate()
            .filter_map(|(index, (x, _h))| if x.is_ok() { Some(index) } else { None })
-            .collect_vec();
-
-        valid_transactions
-            .iter()
-            .map(|x| transaction_indexes[*x])
-            .collect()
+            .map(|x| transaction_indexes[x])
+            .collect_vec()
    }

    /// Read the transaction message from packet data