[llvm] r220251 - PR21202: Memory leak in Windows RWMutexImpl when using SRWLOCK

[David Blaikie]

Author: dblaikie
Date: Mon Oct 20 19:34:39 2014
New Revision: 220251

URL: http://llvm.org/viewvc/llvm-project?rev=220251&view=rev
Log:
PR21202: Memory leak in Windows RWMutexImpl when using SRWLOCK

Modified:
    llvm/trunk/lib/Support/Windows/RWMutex.inc

Modified: llvm/trunk/lib/Support/Windows/RWMutex.inc
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/Windows/RWMutex.inc?rev=220251&r1=220250&r2=220251&view=diff
==============================================================================
--- llvm/trunk/lib/Support/Windows/RWMutex.inc (original)
+++ llvm/trunk/lib/Support/Windows/RWMutex.inc Mon Oct 20 19:34:39 2014
@@ -84,12 +84,10 @@ RWMutexImpl::RWMutexImpl() {
 }
 
 RWMutexImpl::~RWMutexImpl() {
-  if (sHasSRW) {
-    // Nothing to do in the case of slim reader/writers
-  } else {
+  if (!sHasSRW)
     DeleteCriticalSection(static_cast<LPCRITICAL_SECTION>(data_));
-    free(data_);
-  }
+  // Nothing to do in the case of slim reader/writers except free the memory.
+  free(data_);
 }
 
 bool RWMutexImpl::reader_acquire() {