From c85c2fcfe9bcf012aaba51172e317c8318bed4f9 Mon Sep 17 00:00:00 2001
From: practicalswift <practicalswift@users.noreply.github.com>
Date: Mon, 5 Mar 2018 17:55:12 +0100
Subject: [PATCH] Fix conversion order

---
 bitcoin/signature.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bitcoin/signature.c b/bitcoin/signature.c
index 4de412dea..3f2dc18da 100644
--- a/bitcoin/signature.c
+++ b/bitcoin/signature.c
@@ -197,7 +197,7 @@ static bool IsValidSignatureEncoding(const unsigned char sig[], size_t len)
 
     // Verify that the length of the signature matches the sum of the length
     // of the elements.
-    if ((size_t)(lenR + lenS + 7) != len) return false;
+    if ((size_t)lenR + (size_t)lenS + 7 != len) return false;
 
     // Check whether the R element is an integer.
     if (sig[2] != 0x02) return false;