From 77479f01dc23bf12154d287628eea2725a92e35e Mon Sep 17 00:00:00 2001
From: Bradley Grainger <bgrainger@gmail.com>
Date: Thu, 28 Dec 2023 16:21:57 -0800
Subject: [PATCH] Disallow negative RemainingTimeout. Fixes #1424

---
 src/MySqlConnector/Protocol/Serialization/StreamByteHandler.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/MySqlConnector/Protocol/Serialization/StreamByteHandler.cs b/src/MySqlConnector/Protocol/Serialization/StreamByteHandler.cs
index 9dc68a06e..7bf4e0998 100644
--- a/src/MySqlConnector/Protocol/Serialization/StreamByteHandler.cs
+++ b/src/MySqlConnector/Protocol/Serialization/StreamByteHandler.cs
@@ -18,8 +18,9 @@ public StreamByteHandler(Stream stream)
 
 	public ValueTask<int> ReadBytesAsync(Memory<byte> buffer, IOBehavior ioBehavior)
 	{
-		return ioBehavior == IOBehavior.Asynchronous ? new ValueTask<int>(DoReadBytesAsync(buffer)) :
+		return
 			RemainingTimeout <= 0 ? ValueTaskExtensions.FromException<int>(MySqlException.CreateForTimeout()) :
+			ioBehavior == IOBehavior.Asynchronous ? new ValueTask<int>(DoReadBytesAsync(buffer)) :
 			m_stream.CanTimeout ? DoReadBytesSync(buffer) :
 			DoReadBytesSyncOverAsync(buffer);