diff options
| -rw-r--r-- | src/mp_monty.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/mp_monty.cpp b/src/mp_monty.cpp index 03f6f966b..3347cfa4f 100644 --- a/src/mp_monty.cpp +++ b/src/mp_monty.cpp @@ -32,9 +32,9 @@ void bigint_monty_redc(word z[], u32bit z_size, for(u32bit k = blocks; k != x_size; ++k) z_j[k] = word_madd3(x[k], y, z_j[k], carry, &carry); - word carry2 = 0; - z_j[x_size] = word_add(z_j[x_size], carry, &carry2); - carry = carry2; + word z_sum = z_j[x_size] + carry; + carry = (z_sum < z_j[x_size]); + z_j[x_size] = z_sum; for(u32bit k = x_size + 1; carry && k != z_size - j; ++k) { |