From cc5baa9c335a8c7b2aabfd30b0e23c81ccbde3c4 Mon Sep 17 00:00:00 2001
From: Jeffrey Walton <noloader@gmail.com>
Date: Sat, 13 Oct 2018 19:20:08 -0400
Subject: [PATCH] Fix typo in AdvancedProcessBlocks64_6x2_NEON
 AdvancedProcessBlocks64_6x2_NEON was only used by Simon and Speck. It was
 causing failures in wide-block tests for CBC decryption only.

---
 adv-simd.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/adv-simd.h b/adv-simd.h
index db6d2113..9f480344 100644
--- a/adv-simd.h
+++ b/adv-simd.h
@@ -291,7 +291,7 @@ inline size_t AdvancedProcessBlocks64_6x2_NEON(F2 func2, F6 func6,
             inIncrement += inIncrement ? blockSize : 0;
             xorIncrement += xorIncrement ? blockSize : 0;
             outIncrement += outIncrement ? blockSize : 0;
-            inBlocks = PtrAdd(inBlocks, inIncrement);
+            inBlocks = PtrSub(inBlocks, inIncrement);
             xorBlocks = PtrSub(xorBlocks, xorIncrement);
             outBlocks = PtrSub(outBlocks, outIncrement);
         }