ntdll: Fix race condition in RtlCreateHeap()

Bart Van Assche bvanassche at acm.org
Mon Mar 28 11:34:08 CDT 2011


---
 dlls/ntdll/heap.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/dlls/ntdll/heap.c b/dlls/ntdll/heap.c
index df94410..2e945e9 100644
--- a/dlls/ntdll/heap.c
+++ b/dlls/ntdll/heap.c
@@ -1538,6 +1538,8 @@ HANDLE WINAPI RtlCreateHeap( ULONG flags, PVOID addr, SIZE_T totalSize, SIZE_T c
 
     if (!(subheap = HEAP_CreateSubHeap( NULL, addr, flags, commitSize, totalSize ))) return 0;
 
+    heap_set_debug_flags( subheap->heap );
+
     /* link it into the per-process heap list */
     if (processHeap)
     {
@@ -1552,7 +1554,6 @@ HANDLE WINAPI RtlCreateHeap( ULONG flags, PVOID addr, SIZE_T totalSize, SIZE_T c
         list_init( &processHeap->entry );
     }
 
-    heap_set_debug_flags( subheap->heap );
     return subheap->heap;
 }
 
-- 
1.7.3.4

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