From 586ee64209ecf9e6ec7fe3f18edc07b127941184 Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Wed, 20 Dec 2017 14:21:50 +0000
Subject: [PATCH] simplewallet: lock idle scope in
 {im,ex}port_{key_images,outputs}

This ensures we can't get races
---
 src/simplewallet/simplewallet.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/simplewallet/simplewallet.cpp b/src/simplewallet/simplewallet.cpp
index 64e665fb3..a6406c1d5 100644
--- a/src/simplewallet/simplewallet.cpp
+++ b/src/simplewallet/simplewallet.cpp
@@ -6046,6 +6046,7 @@ bool simple_wallet::export_key_images(const std::vector<std::string> &args)
 
   try
   {
+    LOCK_IDLE_SCOPE();
     if (!m_wallet->export_key_images(filename))
     {
       fail_msg_writer() << tr("failed to save file ") << filename;
@@ -6078,6 +6079,7 @@ bool simple_wallet::import_key_images(const std::vector<std::string> &args)
   }
   std::string filename = args[0];
 
+  LOCK_IDLE_SCOPE();
   try
   {
     uint64_t spent = 0, unspent = 0;
@@ -6109,6 +6111,7 @@ bool simple_wallet::export_outputs(const std::vector<std::string> &args)
   if (m_wallet->ask_password() && !get_and_verify_password()) { return true; }
   std::string filename = args[0];
 
+  LOCK_IDLE_SCOPE();
   try
   {
     std::vector<tools::wallet2::transfer_details> outs = m_wallet->export_outputs();
@@ -6207,6 +6210,7 @@ bool simple_wallet::import_outputs(const std::vector<std::string> &args)
       boost::archive::binary_iarchive ar(iss);
       ar >> outputs;
     }
+    LOCK_IDLE_SCOPE();
     size_t n_outputs = m_wallet->import_outputs(outputs);
     success_msg_writer() << boost::lexical_cast<std::string>(n_outputs) << " outputs imported";
   }