From db68813cb9ca33dbe5e56db96ee02018f5dd1f31 Mon Sep 17 00:00:00 2001
From: Andreas Schneider <asn@cryptomilk.org>
Date: Thu, 31 Oct 2019 13:54:39 +0100
Subject: [PATCH] sc25519: Fix integer types in sc25519_mul()

Fixes T188

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit f2d40fb94cb4ef2bf094611300db0271cd4bd1ac)
---
 src/external/sc25519.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/external/sc25519.c b/src/external/sc25519.c
index 5f198d5b..8d093527 100644
--- a/src/external/sc25519.c
+++ b/src/external/sc25519.c
@@ -253,7 +253,7 @@ void sc25519_sub_nored(sc25519 *r, const sc25519 *x, const sc25519 *y)
 
 void sc25519_mul(sc25519 *r, const sc25519 *x, const sc25519 *y)
 {
-    int i,j,carry;
+    uint32_t i,j,carry;
     uint32_t t[64];
 
     for (i = 0; i < 64; i++) {