From 267ce5b7181474ffbcb6655f54b9332f1e376327 Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Sun, 14 Jun 2020 18:05:18 +0000
Subject: avoid a couple needless copies

---
 src/device/device_ledger.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/device/device_ledger.cpp')

diff --git a/src/device/device_ledger.cpp b/src/device/device_ledger.cpp
index 222a84d3f..6295d5310 100644
--- a/src/device/device_ledger.cpp
+++ b/src/device/device_ledger.cpp
@@ -1548,7 +1548,7 @@ namespace hw {
       const bool                               need_additional_txkeys_x       = need_additional_txkeys;
       
       std::vector<crypto::secret_key>    additional_tx_keys_x;
-      for (const auto k: additional_tx_keys) {
+      for (const auto &k: additional_tx_keys) {
         additional_tx_keys_x.push_back(hw::ledger::decrypt(k));
       }
       
-- 
cgit v1.2.3