From: Matthew Endsley <mendsley@gmail.com>
Date: Tue, 2 Feb 2021 15:06:35 +0000 (-0800)
Subject: Do not clear spans of zero length
X-Git-Tag: 1.0.0~20^2~17
X-Git-Url: https://git.deb.at/?a=commitdiff_plain;h=a2af04351f8b47d7e990327ee77976443549e4b1;p=rhonda%2Fimpostor.hazel.git

Do not clear spans of zero length
---

diff --git a/Hazel/Crypto/SpanCryptoExtensions.cs b/Hazel/Crypto/SpanCryptoExtensions.cs
index b734961..03164ec 100644
--- a/Hazel/Crypto/SpanCryptoExtensions.cs
+++ b/Hazel/Crypto/SpanCryptoExtensions.cs
@@ -10,7 +10,10 @@ namespace Hazel.Crypto
         /// </summary>
         public static void SecureClear(this ByteSpan span)
         {
-            Array.Clear(span.GetUnderlyingArray(), span.Offset, span.Length);
+            if (span.Length > 0)
+            {
+                Array.Clear(span.GetUnderlyingArray(), span.Offset, span.Length);
+            }
         }
 
         /// <summary>