[mnordell] 57269: Make SetUnhandledExceptionFilter return the _previous_ handler as it should. Fixes at least a winetest for ntdll (MinGW startup code got stuck in infinite loop due to this bug)

Author: mnordell
Date: Tue Sep 11 03:50:20 2012
New Revision: 57269

URL: http://svn.reactos.org/svn/reactos?rev=57269&view=rev
Log:
Make SetUnhandledExceptionFilter return the _previous_ handler as it should. Fixes at
least a winetest for ntdll (MinGW startup code got stuck in infinite loop due to this
bug)

Modified:
    trunk/reactos/dll/win32/kernel32/client/except.c

Modified: trunk/reactos/dll/win32/kernel32/client/except.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/kernel32/client/…
==============================================================================
--- trunk/reactos/dll/win32/kernel32/client/except.c [iso-8859-1] (original)
+++ trunk/reactos/dll/win32/kernel32/client/except.c [iso-8859-1] Tue Sep 11 03:50:20
2012
@@ -435,12 +435,12 @@
 WINAPI
 SetUnhandledExceptionFilter(IN LPTOP_LEVEL_EXCEPTION_FILTER lpTopLevelExceptionFilter)
 {
-    PVOID EncodedPointer, NewPointer;
+    PVOID EncodedPointer, EncodedOldPointer;
 
     EncodedPointer = RtlEncodePointer(lpTopLevelExceptionFilter);
-    NewPointer = InterlockedExchangePointer(&GlobalTopLevelExceptionFilter,
+    EncodedOldPointer = InterlockedExchangePointer(&GlobalTopLevelExceptionFilter,
                                             EncodedPointer);
-    return RtlDecodePointer(EncodedPointer);
+    return RtlDecodePointer(EncodedOldPointer);
 }
 
 /*