Rémi Bernon : ntdll: Avoid clearing BLOCK_FLAG_USER_INFO in heap_reallocate.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 708462f6aaad3880c1336f881c7452480655e7b4
URL:    https://gitlab.winehq.org/wine/wine/-/commit/708462f6aaad3880c1336f881c74524...

Author: Rémi Bernon 
Date:   Fri Nov 25 13:30:20 2022 +0100

ntdll: Avoid clearing BLOCK_FLAG_USER_INFO in heap_reallocate.

---

dlls/ntdll/heap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dlls/ntdll/heap.c b/dlls/ntdll/heap.c
index ea1821aa674..21b284d2a0c 100644
--- a/dlls/ntdll/heap.c
+++ b/dlls/ntdll/heap.c
@@ -1682,7 +1682,7 @@ static NTSTATUS heap_reallocate( struct heap *heap, ULONG flags, void *ptr,
     }

valgrind_notify_resize( block + 1, old_size, size );
-    block_set_flags( block, BLOCK_FLAG_USER_MASK, BLOCK_USER_FLAGS( flags ) );
+    block_set_flags( block, BLOCK_FLAG_USER_MASK & ~BLOCK_FLAG_USER_INFO, BLOCK_USER_FLAGS( flags ) );
     shrink_used_block( heap, flags, block, old_block_size, block_size, size );

initialize_block( block, old_size, size, flags );