[PATCH 3/5] ole32: Improve locking safety in IMalloc::HeapMinimize().

[Nikolay Sivov]

Signed-off-by: Nikolay Sivov 
---
 dlls/ole32/ifs.c | 23 ++++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)

diff --git a/dlls/ole32/ifs.c b/dlls/ole32/ifs.c
index f1dae0c956..96977fc751 100644
--- a/dlls/ole32/ifs.c
+++ b/dlls/ole32/ifs.c
@@ -363,17 +363,22 @@ static INT WINAPI IMalloc_fnDidAlloc(IMalloc *iface, void *mem)
  */
 static void WINAPI IMalloc_fnHeapMinimize(IMalloc *iface)
 {
-	TRACE("()\n");
+    BOOL spy_active = FALSE;

-	if(Malloc32.pSpy) {
-            EnterCriticalSection(&IMalloc32_SpyCS);
-	    IMallocSpy_PreHeapMinimize(Malloc32.pSpy);
-	}
+    TRACE("()\n");

-	if(Malloc32.pSpy) {
-	    IMallocSpy_PostHeapMinimize(Malloc32.pSpy);
-            LeaveCriticalSection(&IMalloc32_SpyCS);
-	}
+    if (Malloc32.pSpy)
+    {
+        EnterCriticalSection(&IMalloc32_SpyCS);
+        spy_active = TRUE;
+        IMallocSpy_PreHeapMinimize(Malloc32.pSpy);
+    }
+
+    if (spy_active)
+    {
+        IMallocSpy_PostHeapMinimize(Malloc32.pSpy);
+        LeaveCriticalSection(&IMalloc32_SpyCS);
+    }
 }

static const IMallocVtbl VT_IMalloc32 =