cid#1555162 Data race condition

Change-Id: I0f1aa14732d6fe32ac6875e29cb678cb0b2d2872
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/174427
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

1 files changed, 6 insertions, 2 deletions

diff --git a/toolkit/inc/awt/vclxpointer.hxx b/toolkit/inc/awt/vclxpointer.hxx
index 103031926919..6a4c21b1d611 100644
--- a/toolkit/inc/awt/vclxpointer.hxx
+++ b/toolkit/inc/awt/vclxpointer.hxx
@@ -34,14 +34,18 @@
 class VCLXPointer final : public cppu::WeakImplHelper<
     css::awt::XPointer, css::lang::XServiceInfo>
 {
-    std::mutex    maMutex;
+    mutable std::mutex maMutex;
     PointerStyle    maPointer;
 
 public:
     VCLXPointer();
     virtual ~VCLXPointer() override;
 
-    PointerStyle GetPointer() const { return maPointer; }
+    PointerStyle GetPointer() const
+    {
+        std::scoped_lock aGuard( maMutex );
+        return maPointer;
+    }
 
     // css::awt::XPointer
     void SAL_CALL setType( sal_Int32 nType ) override;