From 49e07292edb09a3739a172e3caee4d053dce85a7 Mon Sep 17 00:00:00 2001
From: Justin Miller <justin.miller@reactos.org>
Date: Sat, 31 Aug 2024 13:18:07 -0700
Subject: [PATCH] [NTOS:KE] Clear NpxThread on rundown for SMP as well (#7151)

clear NpxThread on rundown for SMP as well
Fixes the crash whenever a usermode thread is destroyed on x86
---
 ntoskrnl/include/internal/i386/ke.h | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/ntoskrnl/include/internal/i386/ke.h b/ntoskrnl/include/internal/i386/ke.h
index 01cef59b053..81194e91e0e 100644
--- a/ntoskrnl/include/internal/i386/ke.h
+++ b/ntoskrnl/include/internal/i386/ke.h
@@ -386,7 +386,6 @@ FORCEINLINE
 VOID
 KiRundownThread(IN PKTHREAD Thread)
 {
-#ifndef CONFIG_SMP
     /* Check if this is the NPX Thread */
     if (KeGetCurrentPrcb()->NpxThread == Thread)
     {
@@ -394,9 +393,6 @@ KiRundownThread(IN PKTHREAD Thread)
         KeGetCurrentPrcb()->NpxThread = NULL;
         Ke386FnInit();
     }
-#else
-    /* Nothing to do */
-#endif
 }
 
 CODE_SEG("INIT")