From 6421dd92a9e2aad5b296b22067182b04a27c02c0 Mon Sep 17 00:00:00 2001
From: Alberto Alonso <alberto.alonso@unity3d.com>
Date: Wed, 2 Dec 2020 13:18:42 +0200
Subject: [PATCH] Fix an alignment problem in the FspFileSystemNotify interop
 that would leave a buffer size not aligned to a multiple of 8, and make
 notify calls fail.

---
 src/dotnet/Interop.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/dotnet/Interop.cs b/src/dotnet/Interop.cs
index 9547d06d..f978bddd 100644
--- a/src/dotnet/Interop.cs
+++ b/src/dotnet/Interop.cs
@@ -1188,10 +1188,11 @@ namespace Fsp.Interop
             int Length = 0;
             for (int I = 0; NotifyInfoArray.Length > I; I++)
             {
-                Length = (Length + 7) & ~7; // align to next qword boundary
                 Length += NotifyInfoInternal.FileNameBufOffset +
                     NotifyInfoArray[I].FileName.Length * 2;
+                Length = (Length + 7) & ~7; // align to next qword boundary
             }
+
             Byte[] Buffer = new Byte[Length];
             UInt32 BytesTransferred = default(UInt32);
             fixed (Byte *P = Buffer)