Use '*this >= m' for InverseMod reduction

The previous test used '*this > m', which did not capture 'm'

1 files changed, 3 insertions, 3 deletions

diff --git a/integer.cpp b/integer.cpp
index e89aee5e..3246fb53 100644
--- a/integer.cpp
+++ b/integer.cpp
@@ -4386,13 +4386,13 @@ Integer Integer::Gcd(const Integer &a, const Integer &b)
 Integer Integer::InverseMod(const Integer &m) const

 {

 	CRYPTOPP_ASSERT(m.NotNegative());

-	CRYPTOPP_ASSERT(m != 0);

+	CRYPTOPP_ASSERT(m.NotZero());

 

 	if (IsNegative())

 		return Modulo(m).InverseModNext(m);

 

 	// http://github.com/weidai11/cryptopp/issues/602

-	if (*this > m)

+	if (*this >= m)

 		return Modulo(m).InverseModNext(m);

 

 	return InverseModNext(m);

@@ -4401,7 +4401,7 @@ Integer Integer::InverseMod(const Integer &m) const
 Integer Integer::InverseModNext(const Integer &m) const

 {

 	CRYPTOPP_ASSERT(m.NotNegative());

-	CRYPTOPP_ASSERT(m != 0);

+	CRYPTOPP_ASSERT(m.NotZero());

 

 	if (m.IsEven())

 	{