From bf0369d1c8f83376140306b85b665a2bc6cd95dc Mon Sep 17 00:00:00 2001
From: bsdevlin <bsdevlin@LAPTOP-AL12KDU7>
Date: Tue, 16 Apr 2019 18:38:01 -0400
Subject: [PATCH] bug fix for R check

---
 zcash_fpga/src/rtl/secp256k1/secp256k1_top.sv | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/zcash_fpga/src/rtl/secp256k1/secp256k1_top.sv b/zcash_fpga/src/rtl/secp256k1/secp256k1_top.sv
index e09297f..fff8bf0 100644
--- a/zcash_fpga/src/rtl/secp256k1/secp256k1_top.sv
+++ b/zcash_fpga/src/rtl/secp256k1/secp256k1_top.sv
@@ -206,7 +206,7 @@ always_ff @ (posedge i_clk) begin
       {CALC_S_INV}: begin
         // Wait until bin_inv_out_if.val
         if (bin_inv_in_if.dat >= secp256k1_pkg::n) secp256k1_ver.OUT_OF_RANGE_S <= 1;
-        if (mult_in_if[2].dat >= secp256k1_pkg::n) secp256k1_ver.OUT_OF_RANGE_R <= 1;
+        if (r >= secp256k1_pkg::n) secp256k1_ver.OUT_OF_RANGE_R <= 1;
         if (bin_inv_out_if.val && bin_inv_out_if.rdy) begin
           bin_inv_out_if.rdy <= 0;
           bin_inv_in_if.dat <= bin_inv_out_if.dat;