From ce5dc7c1a127e9958c12c0d38536c02a147629d1 Mon Sep 17 00:00:00 2001
From: Jason Nelson <jason@carbonmade.com>
Date: Mon, 1 Apr 2024 21:46:06 -0700
Subject: [PATCH] Eliminate byte[] allocation in RC4

---
 src/UglyToad.PdfPig/Encryption/RC4.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/UglyToad.PdfPig/Encryption/RC4.cs b/src/UglyToad.PdfPig/Encryption/RC4.cs
index 2664139a0..146e6054c 100644
--- a/src/UglyToad.PdfPig/Encryption/RC4.cs
+++ b/src/UglyToad.PdfPig/Encryption/RC4.cs
@@ -7,7 +7,7 @@ internal static class RC4
         public static byte[] Encrypt(ReadOnlySpan<byte> key, ReadOnlySpan<byte> data)
         {
             // Key-scheduling algorithm
-            var s = new byte[256];
+            Span<byte> s = stackalloc byte[256];
             for (var i = 0; i < 256; i++)
             {
                 s[i] = (byte)i;