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path: root/crypto/src/math/ec/rfc8032/Ed25519.cs
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Diffstat (limited to 'crypto/src/math/ec/rfc8032/Ed25519.cs')
-rw-r--r--crypto/src/math/ec/rfc8032/Ed25519.cs8
1 files changed, 6 insertions, 2 deletions
diff --git a/crypto/src/math/ec/rfc8032/Ed25519.cs b/crypto/src/math/ec/rfc8032/Ed25519.cs
index 7318a8a7e..1cd9ddd48 100644
--- a/crypto/src/math/ec/rfc8032/Ed25519.cs
+++ b/crypto/src/math/ec/rfc8032/Ed25519.cs
@@ -751,7 +751,9 @@ namespace Org.BouncyCastle.Math.EC.Rfc8032
             uint[] v1 = new uint[4];
 #endif
 
-            Scalar25519.ReduceBasisVar(nA, v0, v1);
+            if (!Scalar25519.ReduceBasisVar(nA, v0, v1))
+                throw new InvalidOperationException();
+
             Scalar25519.Multiply128Var(nS, v1, nS);
 
             Init(out PointAccum pZ);
@@ -852,7 +854,9 @@ namespace Org.BouncyCastle.Math.EC.Rfc8032
             uint[] v1 = new uint[4];
 #endif
 
-            Scalar25519.ReduceBasisVar(nA, v0, v1);
+            if (!Scalar25519.ReduceBasisVar(nA, v0, v1))
+                throw new InvalidOperationException();
+
             Scalar25519.Multiply128Var(nS, v1, nS);
 
             Init(out PointAccum pZ);