Misc. cleanup after bc-fips-csharp updates

2 files changed, 3 insertions, 7 deletions

diff --git a/crypto/src/math/ec/ECPoint.cs b/crypto/src/math/ec/ECPoint.cs

index 1329ea0d0..4607c8cfe 100644
--- a/crypto/src/math/ec/ECPoint.cs
+++ b/crypto/src/math/ec/ECPoint.cs
@@ -487,11 +487,7 @@ namespace Org.BouncyCastle.Math.EC
 
             public PreCompInfo Precompute(PreCompInfo existing)
             {
-                ValidityPreCompInfo info = existing as ValidityPreCompInfo;
-                if (info == null)
-                {
-                    info = new ValidityPreCompInfo();
-                }
+                ValidityPreCompInfo info = existing as ValidityPreCompInfo ?? new ValidityPreCompInfo();
 
                 if (info.HasFailed())
                     return info;
diff --git a/crypto/src/math/ec/abc/Tnaf.cs b/crypto/src/math/ec/abc/Tnaf.cs

index fd073bb7b..88a4eeb96 100644
--- a/crypto/src/math/ec/abc/Tnaf.cs
+++ b/crypto/src/math/ec/abc/Tnaf.cs
@@ -13,7 +13,7 @@ namespace Org.BouncyCastle.Math.EC.Abc
     * by Jerome A. Solinas. The paper first appeared in the Proceedings of
     * Crypto 1997.
     */
-    internal class Tnaf
+    internal static class Tnaf
     {
         private static readonly BigInteger MinusOne = BigInteger.One.Negate();
         private static readonly BigInteger MinusTwo = BigInteger.Two.Negate();
@@ -552,7 +552,7 @@ namespace Org.BouncyCastle.Math.EC.Abc
             return new BigInteger[] { dividend0, dividend1 };
         }
 
-        protected static int GetShiftsForCofactor(BigInteger h)
+        private static int GetShiftsForCofactor(BigInteger h)
         {
             if (h != null && h.BitLength < 4)
             {