From ab74dc277aac3922a266ccae30fa2c30d9222790 Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Sun, 15 Jul 2018 14:33:48 +0100
Subject: crypto: make secret_key automatically mlock

---
 src/wallet/wallet2.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/wallet')

diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp
index ea3cca1ce..115438351 100644
--- a/src/wallet/wallet2.cpp
+++ b/src/wallet/wallet2.cpp
@@ -2963,7 +2963,7 @@ void wallet2::setup_keys(const epee::wipeable_string &password)
   }
 
   static_assert(HASH_SIZE == sizeof(crypto::chacha_key), "Mismatched sizes of hash and chacha key");
-  tools::scrubbed_arr<char, HASH_SIZE+1> cache_key_data;
+  epee::mlocked<tools::scrubbed_arr<char, HASH_SIZE+1>> cache_key_data;
   memcpy(cache_key_data.data(), &key, HASH_SIZE);
   cache_key_data[HASH_SIZE] = CACHE_KEY_TAIL;
   cn_fast_hash(cache_key_data.data(), HASH_SIZE+1, (crypto::hash&)m_cache_key);
-- 
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