From ee3254e46f5aa01b2f62593c8d8bfca21574b508 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Fri, 5 Jul 2019 08:49:07 +0000
Subject: [PATCH] Return with proper error status for bad address

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---
 wintun.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wintun.c b/wintun.c
index f12e58e..62c1417 100644
--- a/wintun.c
+++ b/wintun.c
@@ -807,7 +807,7 @@ TunDispatchWrite(_Inout_ TUN_CTX *Ctx, _Inout_ IRP *Irp)
     LONG *MdlRefcount = (LONG *)BufferStart;
     try
     {
-        Status = STATUS_INSUFFICIENT_RESOURCES;
+        Status = STATUS_INVALID_USER_BUFFER;
         ProbeForRead(Irp->UserBuffer, Size, 1);
         NdisMoveMemory(BufferStart, Irp->UserBuffer, Size);
     }