From cb9d2cb309cf6c3a0d0484d368ca66fd369891ae Mon Sep 17 00:00:00 2001
From: Jason Nelson <jason@carbonmade.com>
Date: Tue, 30 Jan 2024 12:28:41 -0800
Subject: [PATCH] Remove unneeded casts

---
 MimeKit/IO/Filters/CharsetFilter.cs | 4 ++--
 MimeKit/Tnef/TnefPropertyReader.cs  | 4 ++--
 MimeKit/Utils/CharsetUtils.cs       | 4 ++--
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/MimeKit/IO/Filters/CharsetFilter.cs b/MimeKit/IO/Filters/CharsetFilter.cs
index bc13909f62..a9ca036fa5 100644
--- a/MimeKit/IO/Filters/CharsetFilter.cs
+++ b/MimeKit/IO/Filters/CharsetFilter.cs
@@ -125,8 +125,8 @@ public CharsetFilter (Encoding sourceEncoding, Encoding targetEncoding)
 			SourceEncoding = sourceEncoding;
 			TargetEncoding = targetEncoding;
 
-			decoder = (Decoder) SourceEncoding.GetDecoder ();
-			encoder = (Encoder) TargetEncoding.GetEncoder ();
+			decoder = SourceEncoding.GetDecoder ();
+			encoder = TargetEncoding.GetEncoder ();
 		}
 
 		/// <summary>
diff --git a/MimeKit/Tnef/TnefPropertyReader.cs b/MimeKit/Tnef/TnefPropertyReader.cs
index 0c72bfb63f..53cc056f13 100644
--- a/MimeKit/Tnef/TnefPropertyReader.cs
+++ b/MimeKit/Tnef/TnefPropertyReader.cs
@@ -747,13 +747,13 @@ public int ReadTextValue (char[] buffer, int offset, int count)
 				switch (propertyTag.ValueTnefType) {
 				case TnefPropertyType.Unicode:
 					ReadInt32 ();
-					decoder = (Decoder) Encoding.Unicode.GetDecoder ();
+					decoder = Encoding.Unicode.GetDecoder ();
 					break;
 				case TnefPropertyType.String8:
 				case TnefPropertyType.Binary:
 				case TnefPropertyType.Object:
 					ReadInt32 ();
-					decoder = (Decoder) GetMessageEncoding ().GetDecoder ();
+					decoder = GetMessageEncoding ().GetDecoder ();
 					break;
 				}
 			}
diff --git a/MimeKit/Utils/CharsetUtils.cs b/MimeKit/Utils/CharsetUtils.cs
index 5058062c46..54f4de97ec 100644
--- a/MimeKit/Utils/CharsetUtils.cs
+++ b/MimeKit/Utils/CharsetUtils.cs
@@ -489,7 +489,7 @@ internal static char[] ConvertToUnicode (ParserOptions options, byte[] input, in
 
 			for (int i = 0; i < codepages.Length; i++) {
 				encoding = Encoding.GetEncoding (codepages[i], new EncoderReplacementFallback ("?"), invalid);
-				decoder = (Decoder) encoding.GetDecoder ();
+				decoder = encoding.GetDecoder ();
 
 				count = decoder.GetCharCount (input, startIndex, length, true);
 				if (invalid.InvalidByteCount < min) {
@@ -505,7 +505,7 @@ internal static char[] ConvertToUnicode (ParserOptions options, byte[] input, in
 			}
 
 			encoding = GetEncoding (best, "?");
-			decoder = (Decoder) encoding.GetDecoder ();
+			decoder = encoding.GetDecoder ();
 
 			var output = new char[bestCharCount];