[tkreuzer] 52923: [NTOSKRNL] Fix MSVC version of KiConvertToGuiThread (save and restore ebx) Noticed by Dmitry

Author: tkreuzer
Date: Wed Jul 27 13:37:57 2011
New Revision: 52923

URL: http://svn.reactos.org/svn/reactos?rev=52923&view=rev
Log:
[NTOSKRNL]
Fix MSVC version of KiConvertToGuiThread (save and restore ebx)
Noticed by Dmitry

Modified:
    trunk/reactos/ntoskrnl/ke/i386/trap.s

Modified: trunk/reactos/ntoskrnl/ke/i386/trap.s
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ke/i386/trap.s?re…
==============================================================================
--- trunk/reactos/ntoskrnl/ke/i386/trap.s [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ke/i386/trap.s [iso-8859-1] Wed Jul 27 13:37:57 2011
@@ -167,6 +167,9 @@
 
 PUBLIC _KiConvertToGuiThread@0
 _KiConvertToGuiThread@0:
+    /* Safe ebx */
+    push ebx
+
     /* Calculate the stack frame offset in ebx */
     mov ebx, ebp
     sub ebx, esp
@@ -178,6 +181,9 @@
     mov ebp, esp
     add ebp, ebx
 
+    /* Restore ebx */
+    pop ebx
+
     /* return to the caller */
     ret
 #endif