From 34a2a08530bcbffa145088a26dbf7c33e8b2daa5 Mon Sep 17 00:00:00 2001
From: Dusan Klinec <dusan.klinec@gmail.com>
Date: Wed, 21 Feb 2018 16:35:06 +0100
Subject: rctSigs - loop invariant code removed from the loop

---
 src/ringct/rctSigs.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/ringct/rctSigs.cpp b/src/ringct/rctSigs.cpp
index 0c2be5add..e98794c07 100644
--- a/src/ringct/rctSigs.cpp
+++ b/src/ringct/rctSigs.cpp
@@ -505,11 +505,12 @@ namespace rct {
         keyV sk(rows + 1);
         size_t i;
         keyM M(cols, tmp);
+
+        sk[0] = copy(inSk.dest);
+        sc_sub(sk[1].bytes, inSk.mask.bytes, a.bytes);
         for (i = 0; i < cols; i++) {
             M[i][0] = pubs[i].dest;
             subKeys(M[i][1], pubs[i].mask, Cout);
-            sk[0] = copy(inSk.dest);
-            sc_sub(sk[1].bytes, inSk.mask.bytes, a.bytes);  
         }
         return MLSAG_Gen(message, M, sk, kLRki, mscout, index, rows);
     }
-- 
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